SM130 – Datasheet - SparkFun Electronics
Contents
1. 23 5 14 SET ANTENNA POWER This command turns ON or OFF the RF field RF field can be switched off when it is not required This helps to reduce the active current consumption The RF field can be switched ON whenever a read or write operation is required Command Command 0x90 1 Byte Byte to instruct the reader whether to switch ON or OFF the RF field RF SWITCH 0x00 switch Off RF Field Non Zero Switch On RF Field Table 43 Set Antenna Power Command Response Data Length 0x02 Command Response 0x90 1 Byte RF field status after execution of the command Status 0 00 PF Field switched Off 0x01 RF Field switched On Example Command FF 00 02 90 00 92 Switch Off RF field FF 00 02 90 01 93 Switch On RF field Example Responses FF 00 02 90 00 92 RF field Switched Off FF 00 02 90 01 93 RF field Switched On SONMicro Electronics Table 44 Response to Set Antenna Power Command Revision A 8 March 2008 SM130 Datasheet 24 5 15 READ INPUT PORT This command reads the status of the 2 input Port pins This command does not have any data field SM130 module has 2 input pins that can be used for reading switches or other logic signals On sending this command the module returns a byte where Bito indicates the status of INPUT and Bit indicates the status of INPUT2 Command Command 0x91 Table 45 Read Input Port Comman2. Write Failed Error Code Table 28 Response to Write Block Command After a block is written it is read back and verified if the write was successful If the data read back does not match the data written the error will be U For example while writing to sector trailer to update Key A the value read back will not match the value written Key A reads always 00 00 00 00 00 00 If the block that was written is read protected then read will fail and the error code will be X If the write is successful and the data is successfully verified then the same data that was written is sent back in the response packet Example Command FF 00 12 89 OA 00 01 02 03 04 05 06 07 08 09 OA OB OC OD OE OF 1D Write 16 bytes data 00 01 02 03 04 05 06 07 08 09 0A 0B OC OD OE OF to block 10 Example Responses FF 00 12 89 00 01 02 03 04 05 06 07 08 09 OA OB OC OD OE OF 1D Write successful FF 00 02 89 58 E3 Unable to read after write FF 00 02 89 55 EO Read after write failed SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 5 9 WRITE VALUE BLOCK This command formats and then writes a value block Value is a 4byte signed integer Only the 4 byte value and block number need to be sent to the module The module formats the value block and then writes After writing the Value block is read back to verify if the write was successful Before executing this command the block should be authenticated If
3. Read a single byte from the module This byte is the length of the response that the module is going to send This will be zero till the module completes the execution of the command If the read byte is zero send a stop Repeat steps 2 and 3 till the length of response byte is non zero When the length byte is non zero instead of sending a stop read the number of data bytes indicated by the response length Send Stop After reading all the bytes verify the checksum of the received packet SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 11 5 COMMANDS amp RESPONSES In this chapter detailed information and UART frame examples are given for command and responses This command generates software reset on the module Command Command 0x80 Data None Table 10 Reset Command Response The module responds with a version string to the reset command The response is the same as the one found in the Read Firmware Version Command Example Command FF 00 01 80 81 Reset SM130 module Example Response FF 00 04 81 30 2E 31 14 Version is O 1 5 2 READ FIRMWARE VERSION This command reads the firmware version of the module Command Command 0x81 Data None Table 11 Read Firmware Version Command Response The module responds with a version string to this command Example Command FF 00 01 81 82 Example Response FF 00 04 81 30 2E 31 14 Version is
4. when it is protected As a result Mifare amp become ideal for e money applications secure access data storage and fast data collection systems Not only limited with these applications but printed antenna technology makes possible to find very thin and low cost Mifare tags e g labels stickers so that extending the field of RFID applications Mifare Ultralight differs from Mifare Classic family It has 512 bits memory and the contactless communication is not encrypted However it has anti cloning support by unique 7 byte serial number of each device 2 1 EVALUATION KIT SM130 EK SM130 EK is a professional evaluation kit for SM130 modules SM130 EK evaluation kit can be used to develop your application quickly or it can simply demonstrate main features of the SM130 module SM1013 can be also used as Mifare Programmer Reader Designers can develop or evaluate their own specific application with the kit Kit can be either connected to PC thru serial port or USB Serial converter or any other peripheral device thru UART or I2C interface SM1013 provides PC connectivity 2 2 I O pins and I2C pins for SM130 modules SMRFID Mifare Software makes easy to start with 5 1013 evaluation kit Software provides Mifare Programmer Writer Mifare Reader features as well as setting configuration parameters of SM130 modules SM130 EK evaluation kit communicates with PC by RS232 DB9 jack serial port at different baud rates from 9
5. 0 5 5 5 V IMIO Maximum Current into 25 50 mA any Port Pin ESD Electro Static Discharge 2000 V Human Body Model ESD Voltage Table 57 Absolute Maximum Ratings 7 4 PERFORMANCE SPECIFICATIONS Parameter Min Typ Max Units Notes Read Distance 8 9 5 cm may change according to antenna specs Write Distance 8 9 5 may change according to antenna specs SONMicro Electronics Table 58 Performance Specifications Revision A 8 March 2008 SM130 Datasheet 8 SALES AND SERVICE INFORMATION 3 To obtain information about SONMicro Electronics products and technical support reference the following information DNMIERD SonMicro Electronics LTD Cankaya M Soguksu C Aslihon Ishoni 2 15 Mersin 33070 TURKIYE Phone 90 324 237 21 28 Facsimile 90 324 237 21 86 Emqil info sonmicro com Web Site http www sonmicro com SONMicro Electronics Revision A 8 March 2008
6. Byte Byte 1 Byte N Bytes 1 Byte Table 7 UART frame send by SM130 module 1 Header This is a single byte that indicates the beginning of a frame This byte will be always OxFF Reserved This byte is reserved for future use and not implemented currently It is Ox00 Length This byte is used to indicate the length of the payload data Command This is the command for which the response is being sent back The host can use this byte to verify that the received response is for the command it sent 5 Response This contains the result data if an operation was successful or the error code if the operation was not successful The status of the operation can be found by the length of the data bytes For example if the data length is 16 when a read command is executed it means that the operation was successful If the data length is 1 then it means that the read was not successful and the nature of the error can be found out by analyzing the Error code sent which is the single data byte 6 CSUM This is the checksum byte This is the sum of al bytes except the Header byte PON SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 9 4 2 12 Apart from the UART SM130 module supports I2C interface SM130 module functions as an I2C slave The address of the I2C slave is 0x42 The slave can support clock rates of 50 KHz 100 KHz and 400 KHz Please notice that For I2C operation mo
7. Command FF 00 01 96 97 Sleep Commnad Example Responses FF 00 02 96 00 98 Sleep OK SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 29 6 PACKAGING INFORMATION ls 1480mil 37 6mm 9909000000000000 d x E e o o ri d d i o 000000000000000 Figure 3 SM130 Perspective View Figure 4 SM130 Top View lt pl 35 43mil 0 9mm 256mil 6 5mm Figure 5 SM130 Side View A 63mil 1 6mm 70 8mil 1 8mm 100mil 2 54mm Figure 6 SM130 Side View B SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 7 ELECTRICAL amp PERFORMANCE SPECIFICATIONS 7 1 DC CHARACTERISTICS Symbol Description Min Typ Max Units Notes VCC Supply Voltage 4 85 5 00 5 5 V RFVCC RF Supply Voltage 45 5 5 5 V lo Supply Current 180mA Continuous Read Mode Is Sleep Current 30UA Sleep Mode Table 55 DC Chacteristics 7 2 OPERATING TEMPERATURE Symbol Description Min Typ Max Units Notes TA Ambient Temperature 40 85 C TJ Junction Temperature 40 100 C Table 56 Operating Temperature 7 3 ABSOLUTE MAXIMUM RATINGS Symbol Description Min Typ Max Units Notes TSTG Storage Temperature 55 100 Higher storage temperatures will reduce data retention time TA Ambient Temperature 40 85 Supply Voltage
8. O 1 SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 12 5 3 SELECT TAG This command Selects a Tag if it is present in the field On receiving the command the module executes an Anti collision and Select command sequences If a tag was present Then it selects the tag and sends the serial number of the tag as response If a tag was not present it sends an error code back Command Command 0x83 Data None Table 12 Select Command Response If a tag was selected the response data length is 6 or 9 bytes The first byte is the command byte 0x83 and the next is the Tag Type and the next 4 bytes 7 bytes are the tag serial number MSB first The serial number is 4 bytes for Mifare 1K and 4K tags and 7 bytes for Mifare Ultralight tags Data Length 0x06 or 0x09 Command Response 0x83 Byte 0x01 Mifare Ultralight 0x02 Mifare Standard 1K 0x03 Mifare Classic 4K OxFF Unknown Tag type Serial Number 4 Byte 7 Byte Serial Number 15 byte is the MSB Tag Type Table 13 Response to Select Command If no tag was present the data length is set to 1 and the Error code returned is N If RF Field is OFF the data length is set to 1 and the Error code returned is U Data Length 0x02 Command Response 0x83 Ox4E N No Tag present 0x55 U Access failed due to RF Field is OFF Error Code Table 14 R
9. Response Data Length 0x02 Command Response 0x92 1 Byte Status of output pins after the command execution Status pito _ status of OUTPUTI 1 On 0 Off Status of OUTPUT2 1 On 0 Off Table 48 Response to Write to Output Port Command Example Command FF 00 02 92 00 94 Switch Off both outputs FF 00 02 92 01 95 Switch On Output FF 00 02 92 03 97 Switch On both outputs Example Responses FF 00 02 92 00 94 Both outputs switched Off FF 00 02 92 01 95 OUTPUT switched On FF 00 02 92 03 97 Both outputs switched On SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 5 17 HALT TAG This Command executes a Mifare Halt command on the selected tag 26 Command Command 0x93 Data None Table 49 Select Command Response Data Length 0x02 Command Response 0x93 Error Code Ox4C L PICC tag is halted 0x55 U PICC can not be halted due to RF Field is OFF Example Command FF 00 01 93 94 Halt Tag Example Response FF 00 02 93 55 EA PICC halted SONMicro Electronics Table 50 Response to Select Command Revision A 8 March 2008 SM130 Datasheet 27 5 18 SET BAUD RATE This command sets the UART baud rate of the module Once it is set module will be able to communicate with new baud rate even after POR SMI30 module operates at a default baud rate of 19200bp
10. the block is not authenticated this command will fail Command Command 0x8A Block Number 1 Byte Block Number to be written Data 4 Bytes 4 byte long int value LSB first Table 29 Write Value Block Command Response Success Data Length 0x06 Command Response 0x8A Block Number 1 Byte Block number to which value has been written Data 4 Bytes Value that has been read back after the write LSB first Table 30 Response to Write Value Block Command Fail Data Length 0x02 Command Response 0x8A Error Code 1 Byte Error Code Ox4E N No Tag present 0 49 I Invalid Value Block The block was not in the proper value format when read back This could be because there was an error in writing 0x46 F Read Failed during verification Table 31 Response to Write Value Block Command Example Command FF 00 06 8A 08 10 27 00 00 CF Write value 10000 0x00002710 to block 8 Example Responses FF 00 06 8A 08 10 27 00 00 CF Write Value successful FF 00 02 DA No Tag present SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 5 10 WRITE 4 BYTE BLOCK This command writes 4 bytes to the specified Mifare block This command has been provided to write to Mifare Ultralight tags Command Command Ox8B Block Number 1 Byte Block Number
11. 0x82 1 Byte 0x01 Mifare Ultralight 0x02 Mifare Standard 1K 0x03 Mifare Classic 4K OxFF Unknown Tag type Serial Number 4 Byte 7 Byte Serial Number 1st byte is the MSB Tag Type Table 17 Response to Seek For Tag Command Example Command FF 00 01 82 83 Seek for Tag Example Response Response 1 FF 00 02 82 4C DO Command is being executed Module waits here for a tag to enter into the RF Field Response 2 FF 00 06 82 02 D4 5A 8D 559A Mifare IK tag selected Serial Number 558D5AD4 SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 14 5 5 AUTHENTICATE This Command authenticates the specified block with the specified Key type and Key sequence If Authentication fails then the Select Tag operation should be repeated to authenticate again Command Command 0x85 Block Number 1 Byte Block number to be authenticated 1 Byte Option byte that instructs the module which type of key to be used for authentication OxAA Authenticate with Key type A OxBB Authenticate with Key type B Key Type OxFF Authenticate with Key type A and transport key FF FF FF FF FF FF 0x10 to Ox1F Authenticate with Key type A using the key stored in the SM13X module s E2PROM 0 to 15 0x20 to 0x2F Authenticate with Key type B using the key stored in the SM13X module s E2PROM 0 to 15 Key 6 Bytes Key to be used for authentication Table 18 A
12. 600bps to 115200bps 19200bps default For a very quick and painless start we recommend you to buy a low cost SM130 EK Evaluation kit For latest Documentation amp Software Go Support gt 13 56 MHz at http www sonmicro com For Online Store http www sonmicro com en onlinestore SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 6 3 MIFARE BRIEF TECHNICAL INFORMATION For Mifare tag memory organization and communication principles please refer to SM130 User Manual document For deeper details refer to m001051 pdf document Standard Card IC IC S50 of Philips Semiconductor Mentioned document gives functional specification of the IC used in Mifare amp 1K tags Same communication principles are valid for Mifare 4K IC 570 tags Documents be downloaded at http www sonmicro com 1356 d1356 php Communication principles are greatly simplified by SM130 module as follows Select is required again if tag had left the RF field or halted Authentication required if sector or access condition is changing AUTHENTICATE No need to authenticate again if sector is not changing provided that the block s has same access conditions with previous operations MEMORY OPERATIONS Read Write Increment Value Decrement Value Figure 2 Flow diagram to perform operations on Mifare tag The following sequence of operations has to be performed to access any block
13. B SMS ON MICRO 13 56 MHz RFID Mifare amp Read Write Module Z DATA SHEET Complete Read Write module excluding only antenna Supports ISO14443A Mifare Classic 1K Mifare Classic 4K Mifare Ultralight UART Interface up to 115200bps I2C Interface up to 400 KHz Fast data transfer Contactless communication up to 106 KHz Secure Encrypted contactless communication Upgradeable Ideal for e purse secure access and fast data collection applications ULLA SonMicro Electronics Revision A 8 March 2008 SM130 Datasheet 1 2 2 1 4 1 4 2 5 1 5 2 5 3 5 4 5 5 5 6 5 7 5 8 5 9 5 10 5 12 5 13 5 14 5 15 5 16 5 17 5 18 5 19 PIN INFORMATION INTRODUCTION EVALUATION SM1013 COMMUNICATION PROTOCOLS UART 12C COMMANDS amp RESPONSES RESET READ FIRMWARE VERSION SELECT TAG SEEK FOR TAG AUTHENTICATE READ BLOCK READ VALUE BLOCK WRITE BLOCK WRITE VALUE BLOCK WRITE 4 BYTE BLOCK WRITE MASTER KEY INCREMENT VALUE BLOCK DECREMENT VALUE BLOCK SET ANTENNA POWER READ INPUT PORT WRITE TO OUTPUT PORT HALT TAG SET BAUD RATE SLEEP SONMicro Electronics MIFARE BRIEF TECHNICAL INFORMATION Revision A 8 March 2008 11 11 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 SM130 Datasheet 6 PACKAGING INFORMATION 7 ELECTRICAL amp PERFORMANCE SPECIF
14. ICATIONS 7 1 CHARACTERISTICS 7 2 OPERATING TEMPERATURE 7 3 ABSOLUTE MAXIMUM RATINGS 7 4 PERFORMANCE SPECIFICATIONS 8 SALES AND SERVICE INFORMATION SONMicro Electronics Revision A 8 March 2008 29 30 30 30 30 30 31 SM130 Datasheet 4 1 PIN INFORMATION SM130 is q double layer 28 pin DIP type module that is integrated with RFVCC vcc microcontroller analog amp digital NC RFGND signal processor IC and necessary NC ANT2 passive components on both top aa and bottom layer to complete a NC RFGND fully functional ISO14443A Mifare OUTPUT2 i N OUTPUT Classic read write module DC sca PH 12 SDA INPUTI Note Please connect RFGND and UART RX RESET UART TX OUTPUT ERROR GND pins externally There is no RSVD OUTPUT OX internal connection between these GND RSVD two types of ground pins Figure 1 SM130 PinOut View Pin Pin Name Description 1 RFVCC 5V Supply Voltage should be connected VCC pin externally 2 NC No Connection 3 NC No Connection 4 NC No Connection 5 NC No Connection NC No Connection 7 NC No Connection 8 NC No Connection 9 2C SCL 2C Clock 0 2C SDA 2C Data UART RX UART RX pin of SM130 0 5V CMOS 2 UART TX UART TX pin of SM130 0 5V CMOS 3 RSVD Reserved Do not connect this pin 4 GND Ground 5 RSVD Reserved Do not connect th
15. The keys cannot be read back after a write To check if the key write was successful execute an authenticate command using the key from EEPROM Command Command Ox8C Internal EEPROM Sector Number 1 Byte Key sector number where the keys has to be stored This can be 0x00 to OxOF Total of 16 sectors Key Type 1 Byte Key Type to e stored the specified sector OxAA Key is stored as TypeA OxBB Key is stored as TypeB 6 Bytes Six byte Key MSB first Response Table 35 Write Master Key Command The following single byte response is received from the module Data Length 0x02 Command Response Ox8C Status Error Code 1 Byte Status Error Code Ox4C L Write Master key successful Ox4E N Write Master key fail Example Command Table 36 Response to Write Master Key Command FF 00 0 8C 06 AA 01 020304 05 06 5A Write key 01 02 03 04 05 06 as TypeA to sector 6 of the internal eeprom of the module FF 00 09 8C 06 BB 01 02 03 04 05 06 B Write key 01 02 03 04 05 06 as TypeB to sector 6 of the internal eeprom of the module Example Responses FF 00 02 8C 4C DA Write Key successful FF 00 02 8C 4E DA Write Key failed SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 21 5 12 INCREMENT VALUE BLOCK This command increments a value block with the specified amount Before execu
16. ctor end Ground Should be connected to ground externally and for better performance can be 27 RFGND connected to antenna ground plane 28 VCC 5V Supply Voltage should be connected VCC pin externally SONMicro Electronics Table 1 SM130 Pin Information Revision A 8 March 2008 SM130 Datasheet 5 2 INTRODUCTION SM130 is a compact 13 56MHz RFID Read Write module designed for ISO14443A standard and supports Mifare Classic 1K Mifare amp Classic 4K and Mifare Ultralight transponders It is controlled by external device over UART and or I2C bus with simple protocols defined in this sheet It has 2 general purpose inputs and 2 general purpose outputs to expand I O count of a system and can be used to read switches and control relays lamps etc SM130 can be easily and quickly integrated into RFID applications with very less effort Mifare Classic is a secure memory 1Kbyte 4KByte chip card often called contactless smart card The reason it is called smartcard is because it has increment and decrement functions designed for especially payment systems Mifare Classic family of tags is being Used in RFID applications where very high security and fast data collection systems are required This family of tags has contactless communication speed up to 106 KHz and Uses very strong encryption techniques It is impossible to copy or modify the content of the Mifare Classic family of tags without the correct key s
17. cutes the operation and replies with a response to the command The host can analyze the reply to check if the operation was successful or if any error occurred during the operation Following is the UART frame for the commands sent by the host Header Reserved Length Command Data CSUM 1 Byte 1 Byte 1 Byte 1 Byte N Bytes 1 Byte Table 6 UART frame send by Host 1 Header This is q single byte that indicates the beginning of a frame This byte should be always OxFF 2 Reserved This byte is reserved for future use and not implemented currently It has to be always 0x00 3 Length This byte is used to indicate the length of the payload data This includes the Command and the Data bytes 4 Command This byte is used to instruct the module on what operation to perform 5 Data These are parameters necessary for the module to execute the command For example for a Read command the data will be the block number to be read For a Write command this will be the block number and 16 bytes of data 6 CSUM This is the checksum byte This byte is used on the host as well as the module to check the validity of the packet and to trap any data corruption This is calculated by adding all the bytes in the packet except the Header byte Following is the UART frame for the response packets sent by SM130 module in response to the commands Header Reserved Length Command Response CSUM 1 Byte 1
18. d Response Data Length 0x02 Command Response 0x91 1 Byte Status of input pins Status of INPUTI 1 On 0 Off Status of INPUT2 1 On 0 Off Status 0 0 INPUT2 LOW INPUTI LOW 0 1 INPUT2 LOW INPUTI HIGH 1 0 INPUT2 HIGH INPUT LOW 1 1 INPUT2 HIGH INPUT HIGH Table 46 Response to Read Input Port Example Command FF 00 01 91 92 Read Input pins Example Responses FF 00 02 91 00 93 INPUT2 LOW INPUT LOW FF 00 02 91 01 94 INPUT2 LOW INPUT HIGH FF 00 02 91 02 95 INPUT2 HIGH INPUT LOW FF 00 02 91 03 96 INPUT2 HIGH INPUT HIGH SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 25 5 16 WRITE TO OUTPUT PORT This command writes to the 2 output port pins SM130 has 2 output pins that can be used to control loads These can be used to switch On relays lamps etc or expand output pins of a complete system These pins can source 10 and sink 25 The module sets the output states according to the data sent BitO of the data controls OUTPUTI and of data controls OUTPUT2 Command Command 0x 2 1 Byte Byte that indicates how the outputs have to be set OUTPUTI 1 On 0 Off Bit OUTPUT2 1 On 0 Off Status Bit Bio 0 0 OUTPUT2 LOW OUTPUTI LOW 0 1 OUTPUT2 LOW OUTPUT HIGH 1 0 OUTPUT2 HIGH OUTPUT LOW 1 1 OUTPUT2 HIGH OUTPUT HIGH Table 47 Write to Output Port Command
19. dule firmware needs to be upgraded with version I2C 2 2 or later Standard modules come with UM 1 X firmware programmed in factory that does not support I2C Upgrade is free easy to implemet and can be requested at support sonmicro com Please also visit http www sonmicro com forum for useful I2C examples and discussions The following is the I2C frame of the data packets sent by the I2C Master Length Command Data CSUM 1 Byte 1 Byte N Bytes 1 Byte Table 8 2C frame send by I2C Master Device 1 Length This byte is used to indicate the length of the payload data This includes the command and the data bytes 2 Command This byte is used to instruct the module on what operation to perform 3 Data These are parameters necessary for the module to execute the command For example for a Read command the data will be the block number to be read For a Write command this will be the block number and 16 bytes of data 4 CSUM This is the checksum byte This byte is used on the host as well as the module to check the validity of the packet and to trap any data corruption This is calculated by adding all the bytes in the packet As soon as the module receives the complete command frame it starts executing the command When the module executes the command if the Master reads from the module the value returned will be 0x00 When the command execution is complete the length of response will be returned Once t
20. es of data that have been read from the eas specified block Table 21 Response to Read Block Command Fail Data Length 0x02 Command Response 0x86 1 Byte Error Code Error Code Ox4E N No Tag present Ox46 F Read Failed Table 22 Response to Read Block Command Example Command FF 00 02 86 06 8E Read 16 bytes from Block 0x06 Example Responses FF 00 12 86 06 00 01 02 03 04 05 06 07 08 09 OA OB OC OD OE OF 16 Read successful FF 00 02 86 46 CE Read Failed Note When reading a Mifare UL tag the first 4 bytes are from the block number specified The next 12 bytes are from the consecutive blocks SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 5 7 READ VALUE BLOCK This command reads a value block Value is a 4byte signed integer Before executing this command the block should be authenticated If the block is not authenticated this command will fail Also this command will fail if the block is not in valid Value format Command Command 0x87 Block Number 1 Byte Block Number to be read Table 23 Read Value Block Command Response Success Data Length 0x06 Command Response 0x87 Block Number 1 Byte Value Block number that has been read Data 4 Bytes Value read from the value block LSB first Table 24 Response to Read Value Block Command Fail Data Lengt
21. esponse to Select Command Example Command FF 00 01 83 84 Select Tag Example Response FF 00 06 83 01 39 OD 4C D2 EE Mifare 1K tag selected Serial Number 390D4CD2 FF 00 02 83 4E D3 No Tag present SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 13 5 4 SEEK FOR TAG This command seeks and selects a Tag as soon as the tag presents in the field On receiving the command the module executes an Anti collision and Select command sequences As soon as the tag enters into the RF field then module selects the tag and sends the serial number of the tag as response Command Command 0x82 Data None Table 15 Seek For Tag Command Response When this command is executed and immediate response arrives as in Table 16 to show that Seek For Tag command is in progress or failed Data Length 0x02 Command Response 0x82 Ox4C L Command in progress 0 55 U Command progress but RF Field is OFF Table 16 Response to Seek For Tag Command As soon as a tag enters into the RF field it is selected and the response data length is 6 or 9 bytes according to tag type The first byte is the command byte 0x82 the second is the Tag Type and the next 4 bytes 7 bytes are the tag serial number MSB first The serial number is 4 bytes for Mifare 1K and 4K tags and 7 bytes for Mifare Ultralight tags Data Length 0x06 or 0x09 Command Response
22. h 0x02 Command Response 0x87 1 Byte Error Code Error Code Ox4E N No Tag present Ox49 I Invalid Value Block Ox46 F Read Failed Table 25 Response to Read Value Block Command Example Command FF 00 02 87 08 91 Read Value from Block 0x08 Example Responses FF 00 06 87 08 10 27 00 00 CC Read Value is successful The value read is 10000 0x00002710 FF 00 02 87 46 CF Read Failed FF 00 02 87 49 D2 Invalid Value Block SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 17 5 8 WRITE BLOCK This command writes 16 bytes to the specified block Before executing this command the particular block should be authenticated If not authenticated this command will fail Command Command 0x89 Block Number 1 Byte Block Number to be written Data 16 16 bytes of data be written to the block Table 26 Write Block Command Response Success Data Length 0x12 Command Response 0x89 Block Number 1 Byte Value Block number that has been written 16 16 bytes of data that have been read back after the Data write Table 27 Response to Write Block Command Fail Data Length 0x01 Command Response 0x89 1 Byte Error Code 0x55 U Read after write failed 0x58 X Unable to Read after write Ox4E N No Tag present Ox46 F
23. he Master knows the length of response it should read the further response Following is the I2C frame of the data packets sent by SM130 module in response to the commands Length Command Response CSUM 1 Byte 1 Byte N Bytes 1 Byte Table 9 2C frame send by SM130 module Slave 1 Length This byte is used to indicate the length of the payload data The master should first analyze this byte and then consequently read the number of bytes indicated by this byte 2 Command This is the command for which the response is being sent back 3 Response This contains the result data if an operation was successful or the error code if the operation was not successful The status of the operation can be found by the length of the data bytes For example if the data length is 16 when a read command is executed it means that the operation was successful If the data length is 1 then it means that the read was not successful and the nature of the Error can be found out by analyzing the Error code sent which is the single data byte The details of the response length and error codes for each command can be found in the next section 4 CSUM This is the checksum byte This is the sum of all bytes SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 10 Following is the logic the Master should follow to send a command over I2C 1 2 3 gt Send I2C command as per above protocol Send Start
24. in the tag 1 The tag should be selected with the serial number 2 The relevant Sector should be authenticated with the relevant key For example if a block has to be read and if the access condition of the block is KeyB then the sector should be authenticated using KeyB 3 After the authentication the required operation may be performed on the block of the authenticated sector The operation will be allowed only if the access conditions for the block allow this For example if a block has Read condition using KeyB and write condition using KeyA B then authenticating using KeyA will only allow a write operation If a read is attempted the tag will halt and will not grant any further access For accessing the tag further it has to be again selected and authenticated Also only the sector that has been authenticated may be accessed For example if Sector 1 has been authenticated to access Block and if Block 9 is accessed the tag will halt SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 4 COMMUNICATION PROTOCOLS SM130 have two communication interfaces UART and I2C Commands are kept same for both protocols but communication frames are different The following table lists the commands supported by SM130 module and the corresponding code Commands are valid for both UART and I2C protocols Code Command Description 0x80 Re
25. is pin 6 OUTPUT OK Status Pin If High communication established with Mifare tag successfully 7 OUTPUT ERROR Status Pin If High communication could not be established with Mifare tag successfully Hardware Reset pin If this pin held high SM130 will be in reset mode A short logic high pulse will 8 RESET reset SM130 9 INPUTI TL Input pin Its status can be access ed via UART or 12C bus Not mandatory for Mifare applications just there to expand inputs of a complete system 20 INPUT2 TL Input pin Its status can be access ed via UART or I2C bus Not mandatory for Mifare i applications just there to expand inputs of q complete system 21 OUTPUTI TL Output pin It can be written logic 0 or logic 1 via UART or I2C bus Not mandatory for Mifare applications just there to expand outputs of a complete system 22 OUTPUT2 TL Output pin It con be written logic 0 or logic 1 via UART or I2C bus Not mandatory for Mifore applications just there to expand outputs of q complete system Ground Should be connected to ground externally and for better performance can be 23 RFGND connected to antenna ground plane Antenna Pin to drive and demodulate Should be connected to one of the symmetrical 24 ANTI antenna inductor end Ground Should be connected to ground externally and for better performance can be 25 RFGND connected to antenna ground plane Antenna Pin to drive and demodulate Should be connected to one of the symmetrical 26 ANT2 antenna indu
26. s when shipped from the factory As soon as this command is received the module stores the new baud rate in its internal EEPROM and after a delay of 500ms transmit the response using the new baud rate Command Command 0x94 1 Byte Determines the new baud rate 0x00 9600bps 0x01 19200bps 0x02 38400bps 0x03 57600bps 0x04 115200bps Baud Rate Table 51 Set Baud Rate Command Response Data Length 0x02 Command Response 0x 4 1 Byte Status Error Code ade Ox4C L Change of Baud rate successful Ox4E N Change of Baud rate failed Table 52 Response to Set Baud Rate Command Example Command FF 00 02 94 02 98 Set new baud rate to 38400bps FF 00 02 94 03 99 Set new baud rate to 57600bps Example Responses FF 00 02 94 4C E2 Baud rate changed successfully FF 00 02 94 4E E4 Baud rate change operation failed SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 28 5 19 SLEEP This command puts SM130 in sleep mode to reduce power consumption The module switches off the RF field and enters a low power sleep mode Only a hardware reset can bring the module out of the sleep state Command Command 0x96 Data None Table 53 Sleep Command Response Data Length 0x02 Command Response 0x96 Error Code 0x00 Table 54 Response to Sleep Command Example
27. set Resets the Module 0x81 Firmware Reads the Firmware Revision of the Module 0x82 Seek for Tag Continuously checks for presence of a tag 0x83 Select Tag Selects a Tag 0x84 NA Not Implemented 0x85 Authenticate Authenticates the selected Block 0x86 Read Block Reads from the specified Block 0x87 Read Value Reads from a Value Block 0x88 NA Not Implemented 0x89 Write Block Writes the data to the specified block Ox8A Write Value Formats and Writes a Value block Ox8B Write 4 Byte Block Writes 4 byte data to Mifare Ultralight block Ox8C Write Key Writes the Key to the EEPROM of the MFRC530 Ox8D Increment Increments a value block Ox8E Decrement Decrements a value block Ox8F NA Not Implemented 0x90 Antenna Power Switches ON or OFF the RF field 0x91 Read port Reads from the Input port 0x92 Write Port Writes to the Output port 0x93 Halt Halts the PICC 0x94 Set Baud Rate Sets the new baud rate 0x95 NA Not Implemented 0x96 Sleep This command puts SM130 in sleep mode Table 5 Commands to control SM130 module SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 8 4 1 UART The communication between the host and the module can take place at 9600bps 19200bps 38400bps 57600bps or 115200bps N 8 1 Module communicates at 19200bps N 8 1 as default Once the baud rate is changed using the Change baud rate command successful communication will only occur with the new baud rate The host first sends the command and the module exe
28. ting this command the block should be authenticated Also the block should have permission for increment If either of these conditions is not true this command will fail The 4 byte increment value should be sent LSB first If the increment was successful the 4 byte value after increment is sent back as response LSB first Command Command 0x8D Block Number 1 Byte Block number to be incremented Increment Value 4 Bytes Increment value LSB first Table 37 Increment Value Block Command Response Success Data Length 0x06 Command Response 0x8D Block Number 1 Byte Block number that has been incremented Data 4 Bytes Value after the increment LSB first Table 38 Response to Increment Value Block Command Fail Data Length 0x01 Command Response 0x8D Error Code 1 Byte Error Code Ox4E N No Tag present 0x46 F Read Failed during verification 0 49 l Invalid Value block Table 39 Response to Increment Value Block Command Example Command FF 00 06 8D 08 E8 03 00 00 86 Increment Value Block 8 by 1000 0 000003 8 Example Responses FF 00 06 8D 08 F8 2A 00 00 BD Increment value block successful New Value is 11000 0x00002AF8 FF 00 02 8D 46 D5 Increment failure SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 22 5 13 DECREMENT VALUE BLOCK This command decremen
29. to be written Data 4 Bytes 4 bytes of data be written to the block Table 32 Write 4 Byte Block Command Response Success Data Length 0x06 Command Response 0x8B Block Number 1 Byte Value Block number that has been written Data 4 Bytes 4 bytes of data that have been read back after the write Table 33 Response to Write 4 Byte Block Command Fail Data Length 0x01 Command Response Ox8B Error Code 1 Byte Error Code 0x55 U Read after write failed 0x58 X Unable to Read after write Ox4E N No Tag present 0 46 F Write Failed Table 34 Response to Write 4 Byte Block Command After a block is written it is read back and verified if the write was successful If the data read back does not match the data written the error will be U If the write is successful and the data is successfully verified then the same data that was written is sent back in the response packet Example Command FF 00 06 8B 04 AA BB CC DD A3 Write 4 bytes data AA BB CC DD to page 4 Example Responses FF 00 06 8B 04 AA BB CC DD A3 Write successful FF 00 02 8B 46 D3 Write failed SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 5 11 WRITE MASTER KEY This command writes the Key to the internal EEPROM of the module There are 16 key sectors in the module Each sector can hold a TypeA and a TypeB key The sectors are numbered from 0 to 15
30. ts a value block with the specified amount Before executing this command the block should be authenticated Also the block should have permission for decrement If either of these conditions is not true this command will fail The 4 byte increment value should be sent LSB first If the decrement was successful the 4 byte value after decrement is sent back as response LSB first Command Command Ox8E Block Number 1 Byte Block number to be decremented Decrement Value 4 Bytes Decrement value LSB first Table 40 Decrement Value Block Command Response Success Data Length 0x06 Command Response Ox8E Block Number 1 Byte Block number that has been decremented Data 4 Bytes Value after the decrement LSB first Table 41 Response to Decrement Value Block Command Fail Data Length 0x01 Command Response Ox8E 1 Byte Error Code Error Code Ox4E N No Tag present Ox46 F Read Failed during verification Ox49 I Invalid Value block Table 42 Response to Decrement Value Block Command Example Command FF 00 06 8E 08 E8 03 00 00 87 Decrement Value Block 8 by 1000 0x000003E8 Example Responses FF 00 06 8E 08 28 23 00 00 E7 Decrement value block successful New Value is 9000 0x00002328 FF 00 02 8E 46 47 Decrement failure SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet
31. uthenticate Command Response Data Length 0x06 Command Response 0x85 1 Byte Status Error code Ox4C L Login Successful Ox4E N No Tag present or Login Failed 0x55 U Login Failed 0x45 E Invalid key format in 2 Status Error Code Table 19 Response to Authenticate Command Example Command FF 00 03 85 01 FF 88 Authenticate Block 0x01 with transport key FF FF FF FF FF FF FF 00 09 85 05 AA 11 23 43 FC 97 CD 14 Authenticate Block 0x05 with key type A and Key 11 23 43 FC 97 CD FF 00 03 85 02 11 9B Authenticate Block 0x02 with Key type A from the 130 5 internal EEPROM sector number 0x01 FF 00 03 85 02 23 AD Authenticate Block 0x02 with key type B from the SM130 s internal EEPROM sector number 0x03 Example Response FF 00 02 85 4C D3 Login Successful FF 00 02 85 4E D5 No Tag present or Login Failed SONMicro Electronics Revision A 8 March 2008 SM130 Datasheet 15 5 6 READ BLOCK This command reads 16 bytes from the specified block Before executing this command the particular block should be authenticated If not authenticated this command will fail Command Command 0x86 Block Number 1 Byte Block Number to be read Table 20 Read Block Command Response Success Data Length 0x12 Command Response 0x86 Block Number 1 Byte Block number that has been read 16 Bytes 16 byt
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