RC11xx-RC232
Contents
1. N e N e So N N co N o O N O olr injing OI OlO lt LiMiO aQ wW LO co Oo NININININ NINININININININI N esee er HF He N N 9 vr O N O Page 20 of 22 RC11xx RC232 Data Sheet rev 1 30 2008 Radiocrafts AS Radiocratts Embedded Wireless Solutions RC11xx RC232 Document Revision History First release 1 1 Pull up description during sleep and additional info regarding channel selection is added imi Updated timing table Reset connection 1 21 Mechanical drawing update Product status change and minor corrections Product Status and Definitions Advance Information Planned or under This data sheet contains the design development specifications for product development Specifications may change in any manner without notice Preliminary Engineering Samples This data sheet contains preliminary and First Production data and supplementary data will be published at a later date Radiocrafts reserves the right to make changes at any time without notice in order to improve design and supply the best possible product No Identification Noted Full Production This data sheet contains final specifications Radiocrafts reserves the right to make changes at any time without notice in order to improve design and supply the best possible product Obsolete Not in Production This data sheet contains specifications on a product that has been discontinued by Radiocrafts The data sheet is p2. Radiocraits ee RON XX REZS2 Low Cost Multi Channel RF Transceiver Module Product Description The RC11XX RC232 RF Transceiver Modules are compact surface mounted high performance modules for FSK operation with embedded protocol The modules are completely shielded and pre certified for operation under the European radio regulations for license free use Applications OEM equipment Radio modems Alarm and security systems Point of sales terminals Bar code scanners Telemetry stations Fleet management Features Very small module 12 7 x 25 4 x 3 3 mm Very low sleep current consumption Embedded RC232 protocol with Addressing and Error check 128 byte data buffer Two wire UART interface for easy RS232 422 485 wire replacement handshake optional Compact shielded module for SMD mounting No external components No configuration required for single channel use Easy to use data interface Wide supply voltage range 2 0 3 6 V RC1140 80 RC232 conforms with EU R amp TTE directive EN 300 220 EN 301 489 EN 60950 RC1190 RC232 conforms with regulations for operation under FCC CFR 47 part 15 Quick Reference Data Supply voltage Current consumption RX 24 35 TX Current consumption SLEEP Typ 0 3 Temperature range 40 to 85 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 1 of 22 Radiocraits ee RET IXX ROZS2 Typical application circuit
3. satho UW I hou IM WA I rou A PCB with two or more layers and with a solid ground plane in one of the inner or bottom layer s is recommended All GND pins of the module shall be connected to this ground plane with vias with shortest possible routing one via per GND pin On the back side of the module there are several test pads These test pads shall not be connected and the area underneath the module should be covered with solder resist If any routing or vias is required under the module the routing and vias must be covered with solder resist to prevent short circuiting of the test pads It is recommended that vias are tented Reserved pins should be soldered to the pads but the pads must be left floating Note that Radiocrafts technical support team is available for schematic and layout review of your design 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 15 of 22 Radiocraits ee RONIXX REZS2 Mechanical Drawing 1 9mm Je Part nr RCXXXX Radiocratits Lot code YYYYWW YYYY prod year WW prod week Hardware revision A BB Top view Approval marking NN CE FCC or others RCXXXX YYYYWW NN A BB 3 2 mm End view Side view 23 6 mm 10 9 mm gt y 0 38 mm Bottom view 25 4 mm 12 7 mm 2 1 mm gt 8 5mm 0 9mm T lt gt 13 6 mm Drawings are not to scale Mechanical Dimensions The module size is 12 7 x 25 4 x 3 3 mm Carrier Tape and Reel Specification
4. 2 0 3 6 V Optional GND GND alan ahaaa a ee a CTS VCC Antenna To host meteror 7777777777777777 RTS RESET RS232 422 485 SB 7777777 CONFIG NC NC driver TXD GND RXD RF GND GND See page 19 for additional schematic information regarding recommended Reset and Power supply filtering and how to include a firmware upgrade connector Quick Product Introduction How do I transmit data Send your data to the RXD pin on the module Use the UART format with settings 19200 8 1 N no flow control Up to 128 bytes are buffered in the module The module will transmit the data when e the max packet length is reached e the unique end character is sent e the modem timeout limit is reached The packet length end character and timeout limit are configurable in circuit How do I receive data Any received data packet with correct address and check sum will be sent on the TXD pin using the same UART format as for transmit What about the antenna In most cases a simple quarter wavelength wire or a PCB track will do Connect a piece of wire to the RF pin with length corresponding to the quarter of a wavelength For space limited products contact Radiocrafts and we will recommend the best antenna solution for your application How do I change the RF channel or any other parameter To change configurable parameters assert the CONFIG pin and send the command string using the same serial interface as for transmitting data Parameters can be c
5. are overwritten with default settings Enter SLEEP Mode Using RTS SLEEP pin RTS SLEEP L T MODE IDLE SLEEP IDLE Enter SLEEP Mode Using CONFIG and Z Comand cone Mo UART Comand z MODE IDLE CONFIG SLEEP IDLE 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 6 of 22 Radiocraits aE RON IXKREZS2 Timing Information The figure and table below shows the timing information for the module when changing between different operating states The IDLE state is the normal state where the module search for preamble on the air and wait for a character to be received on the UART RAD is the state when receiving characters from the host filling up the internal buffer TX state is when the data is transmitted on the air RX state is when data is received from the air after preamble detection TXD is the state where the received data is sent to the host on the UART CONFIG is the state entered by asserting the CONFIG pin and used during parameter configuration while MEMORY CONFIG is the sub state entered by the M command where the configuration memory is being programmed Note the limitation on maximum number of write cycles using the M command see Electrical Specifications trxp tex txp trxp IDLe IDLE TXD IDLE Preamble detected First character on Last character on UART TXD UART TXD trxo crs trx tracker TIMEOUT rf First character on Last character on UART RXD UART RXD TRAD T
6. by the communication controller If the address matches the modules own address and no CRC errors were detected the data packet is sent to the host on the TXD line after removing the header The asynchronous UART interface consists of RXD and TXD Optionally CTS RTS can be used for hardware handshake flow control RXTX can be used to control the direction of an RS485 driver circuit When the CONFIG pin is asserted the communication controller interprets data received on the RXD pin as configuration commands There are commands to change the radio channel the output power the destination address etc Permanent changes of the configuration is also possible and are then stored in internal non volatile memory The RF protocol and the configuration commands are described in detail in the RC232 User Manual The supply voltage is connected to the VCC pin The module contains an internal voltage regulator and can therefore operate over a wide supply voltage range 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 5 of 22 Radiocraits sere RET IXX ROZS 2 RC232 Embedded Protocol The module offers a buffered packet radio in the RC232 embedded protocol Using the buffered packet radio mode all data to be sent is stored in the module before they are transmitted by the RF circuitry Likewise when data is received they are stored in the module before they are sent to the host This allows the communication controller to a
7. provides a digital Received Signal Strength Indicator RSSI through the S command or attached to received messages The module returns an 8 bit character one byte indicating the current input signal strength followed immediately by a second character which is the prompt gt when in command mode The signal strength can be used as an indication of fading margin or as a carrier sense signal to avoid collisions The signal strength measure by the S command is the instantaneous value The RSSI value appended to a received message RSSI_ MODE 1 is the signal strength of that received packet The RSSI value increases with increased input signal strength in 0 5 dB steps Input signal strength is given by typ RSSI 2 dBm 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 10 of 22 Radiocraits RET IXX ROZS2 Module Configuration The configuration of the module can be changed in circuit from the host during operation at the time of installation of the equipment at the manufacturing test or even as a stand alone module The configuration is changed sending commands on the UART interface after the module is set in configuration mode The configuration mode is entered by asserting the CONFIG pin set low In command mode the module will respond by sending a gt prompt on the TXD pin This indicates that the module is ready to receive commands The CONFIG pin can then be de asserted Note that
8. 02 2 48 ms PACKET_TIMOEOUT x 16 0x03 3 64 ms ms 0 16 ms min max Ox7C 124 2 9 4 OxFE 254 is max giving 4 080 sec Default is 2 s Ox7C 124 PACKET END CHA 0x11 0x00 Off 0x00 0 No end character RACTER 0x01 0xFF On 1 255 Use value as end character 4 2 3 4 249 OxF9 Medium access addressing and network management ie jan Pen 2 Use addressing CRC_MODE 0x15 0x02 2 0 None NA AA Ds LA I chee F 1 ct UNIQUE_ID UID Ot 0 255 0011 SYSTEM_ID SID OKA 0255 0x010 DESTINATION ID 0x21 0 255 0x01 1 DID ESS 255 Data and configuration interface UART Serial Port UART BAUD RATE _ Baud rate 0x30 0x00 Not used BE CAREFUL 0x01 2400 IFCHANGING AS HOST 0x02 4800 MAY LOOSE CONTACT 0x03 9600 WITH MODULE 0x04 14400 0x05 19200 Does not take effect until 0x06 28800 module is re booted reset 0x07 38400 0x08 56700 0x09 76800 Ox0A 115200 Ox0B 230400 UART_FLOW_CTRL_ UART flow 0 None control 1 CTS only 3 CTS RTS 4 RXTX RS485 Note Address location not listed should not be changed from the default value 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 13 of 22 Radiocraits ee RETIXXROZS2 Antenna Connection The antenna should be connected to the RF pin The RF pin is matched to 50 Ohm If the antenna connector is placed away from the module at the motherboard the track between the RF pin and the connector should be a 50 Ohm transmission l
9. Carrier tape and reel is in accordance with EIA Specification 481 Max 1000 Soldering Profile Recommendation JEDEC standard IEC JEDEC J STD 020B page 11 and 12 Pb Free Assembly is recommended The standard requires that the heat dissipated in the surroundings on the PCB is taken into account The peak temperature should be adjusted so that it is within the window specified in the standard for the actual motherboard Aperture for paste stencil is normally areal reduced by 20 35 please consult your production facility for best experience aperture reduction 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 16 of 22 Radiocraits Embedded Wireless Solutions RC11xx RC232 Absolute Maximum Ratings Supply voltage VCC Voltage on any pin VCC 0 3V Input RF level P10 dBm Caution ESD sensitive device Storage temperature Precaution should be used when handling Operating temperature the device in order to prevent permanent damage Under no circumstances the absolute maximum ratings given above should be violated Stress exceeding one or more of the limiting values may cause permanent damage to the device Electrical Specifications T 25 C VCC 3 0V if nothing else stated Operating frequency RC1140 RC1180 RC1190 Number of channels RC1140 RC1180 Rc1190 Input output impedance Data rate l kbit s Frequency stabilit oom Frequency stability aging oom year Transmit power 20 5 2 F
10. K TTKAIDLE IDLE 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 7 of 22 Radiocraits ee RET IXX ROZS2 Torre IDLE TRESETIDILE RESET IDLE TSLEEP IDLE SLEEP IDLE tconric CONFIG tc conric conna e IDLE me Je CONFIG CONFIG _ IDLE CONFIG C set low taemory CONFIG CONFIG len IDLE CONFIG CONFIG MEMORY CONFIG CONFIG DLE Ox FF on the UART trxp bytes received x 590 us char 10 bits at 19 2 kBd 70 us delay per character Time from last character is sent on the UART until module is in IDLE mode ready for RXD and RX Time from last character is received by the UART including any timeout until CTS is activated Time an last character is received by the UART including any timeout until the module sends the first byte on the air Time _ last character is sent on the air until module is in IDLE mode ready for RXD and RX lorr 3 2 ms SS SS eee Hesserpie 3 0 ms OOS 1 28 ms T i Time from CONFIG pin is set low until prompt gt PROMPT Delay after channel byte is sent until prompt gt For other commands like M T there is no delay but immediate prompt MEMORY 30 52 ms In this period the internal flash is programmed Do not reset turn the CONFIG module off or allow any power supply dips in this period as it may cause permanent error in the Flash configuration memory After OxFF the host should wait for the gt promp
11. SK deviation Depends on data rate Channel Filter bandwidth Depends on data rate Including 10 years of aging Starting after 10 years Spurious emission TX lt 1 GHz gt 1 GHz 47 74 MHz 87 5 118 MHz 174 230 MHz 470 862 MHz Sensitivity Measured at BER 10 3 1 2 kbit s 4 8 kbit s 19 0 kbit s 32 768 kbit s 76 8 kbit s 100 kbit s Adjacent channel rejection Alternate channel selectivity Image channel rejection 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 17 of 22 Radiocraits Embedded Wireless Solutions RC11xx RC232 Blocking Interferer rejection Wanted signal 3 dB above desensitization sensitivity level CW 1 MHz interferer 2 MHz Minimum numbers 5 MHz corresponds to class 2 10 MHz receiver requirements in EN300220 Saturation Current consumption RX IDLE Apply over entire supply voltage range RC1140 TX Apply over entire supply Current consumption TX voltage range 20 dBm 10 dBm 0 dBm 5 dBm 9 dBm RC1180 1190 TX Current consumption TX 20 dBm 10 dBm 0 dBm 5 dBm 9 dBm Digital I O Input logic level low Input logic level high Output logic level low 1A Output logic level high 1uA TBD RESET pin Minimum 250 ns pulse Input logic level low 30 Yo width UART Baud Rate lance logic level high S Yo transmitter cycles write cycles using the M command is limited Regulatory Compliance Information The use of RF freque
12. dd address information and to do error check of the data In buffered mode the UART interface is used to communicate with the host The embedded protocol configuration commands and configuration memory is described in the RC232 User Manual This protocol is used in a wide range of RF modules available from Radiocrafts Please refer to the latest revision available on Radiocrafts web site Power Management The module can be set in SLEEP mode in order to reduce the power consumption The low power SLEEP mode is entered by using the SLEEP command in Configuration mode or by pulling RTS SLEEP pin low In sleep mode the module will not receive or detect incoming data neither from the host UART port nor from the RF transceiver The module is awakened from the SLEEP mode by a positive edge on the CONFIG pins if the module was set in SLEEP mode using the Z command The module is awakened by a positive edge on the RTS SLEEP pin if this pin were used to enter SLEEP mode CONFIG must be high when awakening the module to avoid setting the module directly in configuration mode UART data on RXD to the module should be avoided in sleep mode All configuration settings and RAM values are retained during Sleep The pull ups on RTS SLEEP and CONFIG pin are disabled during sleep mode in order to minimise the sleep current consumption If the module is shut completely off all configuration settings in non volatile memory is restored but values in RAM
13. ectrum may be DC DC converters and some level converters like RS232 and RS485 To increase spectrum margin it is important to add an EMI filter bead on the VCC pin of the RC11XX RC232 module Alternatively the RC11XX RC232 may be powered form a separate voltage regulator This will ensure that potential switching noise is filtered out from the power supply to the RC11XX RC232 A block diagram of a typical PC serial port interface is illustrated below 2 0 3 6V Suggested part numbers Component Manufacturer Partnumber EMI filter bead Murata BLM11A102S ordering code BLM18xx102xN1D Programming Interface For future firmware updates and possible custom variants it is recommended to include a 2x5 pins programming connector to the module programming pins The connector should be a 2 54 mm pitch pin row same pitch in both directions SMD or through hole version with the following connections GND 1 2 To VCC RC11xx Pin20 3 4 RC11xx Pin 19 RX11xx Pin 12 RESET 7 Reset connection To minimize effect of noise on the Reset line the Reset pin on the module pin 12 must be connected to external circuitry via an RC network Place directly on Reset pin as close as possible on pin Connect to programming connector pin Reset_N 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 19 of 22 RC11xx RC232 Appendix ASCII Table Oo e D man i N e o e N 10 e Oo e
14. ed not recommended 50 channels 1 2 kbit s 4 8 kbit s 19 0 kbit s 32 768 kbit s 76 8 kbit s 100 kbit s For future use 902 nx0 5 MHz for n 1 50 default 1 902 5 MHz Not recommended due to spurious requirements Not recommended due higher output power than the FCC limit RF channel and output power level can be set using the configuration commands C and P respectively The data rate can only be changed in configuration memory by using the M command setting RF_DATA_RATE The default RF channel and output power level can be set in 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 9 of 22 Radiocraits see RET IXXROZS2 the configuration memory by using the M command setting RF CHANNEL and RF POWER The default values are used after power ON and RESET The default factory settings are shown in bold in the table above For more details on changing the RF channel output power or data rate refer to the description of the configuration commands The use of RF frequencies maximum allowed RF power and duty cycles are limited by national regulations The RC1180 RC232 and RC1140 RC232 is complying with the applicable directives within the European Union when used within these limitations RC1190 RC232 is pending approval under FCC for use in the US and Canada For more information see section Regulatory Compliance Information RSSI Reading The module
15. es or other systems where malfunction can reasonably be expected to result in significant personal injury to the user or as a critical component in any life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system or to affect its safety or effectiveness Radiocrafts AS customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Radiocrafts AS for any damages resulting from any improper use or sale 2008 Radiocrafts AS All rights reserved Contact Information Web site www radiocrafts com Address Radiocrafts AS Sandakerveien 64 NO 0484 OSLO NORWAY Tel 47 4000 5195 Fax 47 22712915 E mail radiocrafts radiocrafts com sales radiocrafts com Suoport radiocrafts com 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 22 of 22
16. exit the Memory Configuration mode command X must be sent Example To select RF channel 3 send the follow sequence after asserting the CONFIG line and the gt prompt is received Command Hex Response Comment Note CONFIG asserted gt De assert CONFIG after gt prompt C 0x43 gt 3 0x03 gt Wait for gt prompt A new command could be issued here X 0x58 none Module returns to IDLE state It is important to enter Test mode 3 before exiting the configuration mode X if Test mode 1 or 2 has been used This will ensure proper operation in normal mode 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 12 of 22 Radiocraits Embedded Wireless Solutions RC11xx RC232 Configuration Memory The table below shows the complete list of configurable parameters stored in non volatile memory These values can be changed using the M command All addresses and arguments must be sent as binary values to the module not as ASCII representation for hex or decimal Radio configuration RF_CHANNEL Default RF 0x00 RC1140 1 17 0x01 1 See table page 9 for details a e emanen RC1190 1 50 output power rate 1 RSSI append Radio packet configuration reece o pe a AAN length 1 128 128 PACKET TIMEOUT Time before 0x00 0xFE None means packet timeout modem time 0 254 is disabled not 0 s out and 0x00 0 None transmitting the 0x01 32 ms Timeout value is 1 buffer 0x
17. hanged permanently and stored in non volatile memory in the module RCTools RCTools is a powerful and easy to use PC suite that helps you during test development and deployment of the RC11XX RC232 Visit www radiocrafts com for a free download and full documentation 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 2 of 22 Radiocraits ee es a RON IXKRGZS2 Pin Assignment GND GND CTS RXTX vee RTS SLEEE RESET CONFIG NC TXD GND RXD RF GND GND Pin Description TT RXTX 3 UART Request to Send Set low to enter Sleep mode if RTS handshake is not in use 4 Configuration Enable Active low Should normally be set high 5 UART TX Data RXD UART RX Data Output Use external max 8k2 kohm pull up resistor if connected to an open collector output from a host MCU or other high impedance circuitry like level shifters System ground GND A is l 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 3 of 22 Embedded Wireless Solutions RC11xx RC232 RF I O connection to antenna ye mo NG Not connected RESET Main reset active low Should normally be left open Internal 12 kQ pull up resistor 12k RESET o Supply voltage input Internally regulated System ground 15 22 RESERVED Test pins or pins reserved for future use Do not connect 23 30 RESERVED Test pins or pi
18. ine On a two layer board made of FR4 the width of a microstrip transmission line should be 1 8 times the thickness of the board assuming a dielectric constant of 4 8 The line should be run at the top of the board and the bottom side should be a ground plane Example For a 1 6 mm thick FR4 board the width of the trace on the top side should be 1 8 x 1 6 mm 2 88 mm The simplest antenna to use is the quarter wave whip antenna A quarter wave whip antenna above a ground plane yields 37 Ohm impedance and a matching circuit for 50 Ohm are usually not required A PCB antenna can be made as a copper track where the ground plane is removed on the back side The rest of the PCB board should have a ground plane as large as possible preferably as large as the antenna itself to make it act as a counterweight to the antenna If the track is shorter than a quarter of a wavelength the antenna should be matched to 50 ohms The lengths of a quarter wave antenna for different operational frequencies are given in the table below 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 14 of 22 Radiocraits see RET IXX ROZS2 PCB Layout Recommendations The recommended layout pads for the module are shown in the figure below All dimensions are in thousands of an inch mil The circle in upper left corner is an orientation mark only and should not be a part of the copper pattern 5UWM TAau 50 Thou 5 C C S
19. ncies and maximum allowed RF power is limited by national regulations The RC1140 RC232 and RC1180 RC232 has been designed to comply with the R amp TTE directive 1999 5 EC According to R amp TTE directives it is the responsibility of Radiocrafts customers i e RC11XX RC232 end user to check that the host product i e final product is compliant with R amp TTE essential requirements The use of a CE marked radio module can avoid re certification of the final product provided that the end user respects the recommendations given by Radiocrafts A Declaration of Conformity is available from Radiocrafts on request The RC1190 RC232 has been tested towards FCC regulations for license free operation under part 15 However a final approval is required by FCC for the end product The relevant regulations are subject to change Radiocrafts AS do not take responsibility for the validity and accuracy of the understanding of the regulations referred above Radiocrafts only guarantee that this product meets the specifications in this document Radiocrafts is exempt from any responsibilities related to regulatory compliance 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 18 of 22 eS ROT IXXROZS2 Noisy external circuitry may under certain scenarios affect the transmitted signal on RC11XX RC232 and precaution should be taken for EU R amp TTE conformity Example of circuits that can generate noise on the RC11XX RC2382 transmitted sp
20. ns reserved for future use Do not connect Note 1 For VART communication the TXD and RXD are used for serial data and CTS and RTS for flow control optional RXD should be high when not sending data to the module Note 2 The internal pull ups on CONFIG and RTS SLEEP pin are disabled in Sleep mode to minimise the sleep current 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 4 of 22 Radiocraits eee RET IXX ROZS2 Block Diagram GND GND CTS Voltage Regulator VCC RTS Communication RESET controller CONFIG _ NG GND TAN RF Transceiver RXD RE GND GND Circuit Description The module contains a communication controller with embedded RC232 protocol software a high performance RF transceiver and an internal voltage regulator The communication controller handles the radio packet protocol the UART interface and controls the RF transceiver Data to be sent by the host is received at the RXD pin and buffered in the communication controller The data packet is then assembled with preamble start of frame delimiter SOF address information and CRC check sum before it is transmitted on RF The preamble and SOF is always used The address and CRC are optional The RF transceiver modulates the data to be transmitted on RF frequency and demodulates data that are received Received data are checked for correct address and CRC
21. rinted for reference information only 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 21 of 22 Radiocraits Embedded Wireless Solutions RC11xx RC232 Disclaimer Radiocrafts AS believes the information contained herein is correct and accurate at the time of this printing However Radiocrafts AS reserves the right to make changes to this product without notice Radiocrafts AS does not assume any responsibility for the use of the described product neither does it convey any license under its patent rights or the rights of others The latest updates are available at the Radiocrafts website or by contacting Radiocrafts directly As far as possible major changes of product specifications and functionality will be stated in product specific Errata Notes published at the Radiocrafts website Customers are encouraged to check regularly for the most recent updates on products and support tools Trademarks RC232 is a trademark of Radiocrafts AS The RC232 Embedded RF Protocol is used in a range of products from Radiocrafts The protocol handles host communication data buffering error check addressing and broadcasting It supports point to point point to multipoint and peer to peer network topologies All other trademarks registered trademarks and product names are the sole property of their respective owners Life Support Policy This Radiocrafts product is not designed for use in life support appliances devic
22. ry Exit command X 0x58 none Exit to normal operation mode All changes of parameters take effect Sleep mode Z Ox5A none CONFIG pin must be mode Exit sleep mode by releasing CONFIG pin Tesimode 0 0 0x30 List all configuration memory parameters Testmode 1 __ 1 0x31 _ none TX carrier _ _ _ none Test mode 2 2 0x32 none TX modulated signal PN9 sequence Test mode 3__ 3 0x33 TX Off RX mode 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 11 of 22 Radiocraits a RETIXXROZS2 Note ASCII characters are written as X hexadecimal numbers are written like 0x00 and decimal numbers are written like 10 throughout the text A table of ASCII characters and their respective hex and decimal values are found in the Appendix Commands must be sent as ASCII characters or their corresponding binary value All arguments must be sent as binary values to the module not as ASCII representation for hex or decimal Any invalid command will be ignored and the gt prompt will be re sent The CONFIG line must be de asserted after the first gt prompt was received but before the X command To make permanent changes to default values and other parameters the Memory Configuration command M is used This command should be followed by pairs of byte being the memory address and the new value to be stored at that address In order to
23. t before any further action is done to ensure correct re configuration Kadi baka ANAA ANAA ANANA IDLE trx bytes to send x 1 67 ms byte at 4 8 kbit s 7 bytes preamble sync and length 2 bytes address 2 bytes CRC 2008 Radiocrafts AS RC11xx RC232 Data Sheet rev 1 30 Page 8 of 22 RC11xx RC232 RF Frequency Output Power Levels and Data Rates The following table shows the available RF channels and their corresponding frequencies nominal output power levels and available data rates RC1140 RC232 433 100 MHz 433 200 MHz 433 300 MHz 433 400 MHz 433 500 MHz 433 600 MHz 433 700 MHz 433 800 MHz 433 900 MHz 434 000 MHz 434 100 MHz 434 200 MHz 434 300 MHz 434 400 MHz 434 500 MHz 434 600 MHz 434 700 MHz 868 050 MHz 868 150 MHz 868 250 MHz Channel 1 5 20 dBm 10 dBm OdBm 1 2 kbit s 4 8 kbit s 19 0 kbit s 32 768 kbit s 76 8 kbit s 100 kbit s For future use 5 dBm Not recommended O ONO UI OON Channel 5 17 20 dBm 10 dBm OdBm 5 dBm 9 dBm RC1180 RC232 1 2 kbit s 4 8 kbit s 19 0 kbit s 868 350 MHz 868 450 MHz 868 550 MHz 32 768 kbit s 76 8 kbit s 100 kbit s 868 650 MHz 868 750 MHz 868 850 MHz 868 950 MHz 869 050 MHz 869 150 MHz 869 525 MHz 869 750 MHz 869 850 MHz 869 950 MHz For future use RC1190 RC232 20 dBm 10 dBm 0 dBm not recommend
24. the CONFIG pin must be de asserted before the Exit command X is sent to the module in order to return to normal operation After a command is executed the module responds with the gt prompt character again indicating it is ready for anew command Do not send a new command before the gt prompt is received The time required to execute a command can vary depending on the command see the Timing Information section There is no gt prompt after the X exit command The parameters that are set by commands directly take immediate effect after returning to normal operation IDLE but will not be stored in non volatile memory and will be lost in case the supply power is turned off or if the module is reset These parameters are for example the radio channel and output power A list of commands is shown in the table below Channel C 0x43 0x01 0x0C 1 12 Data is stored in volatile memory only For variants not listed here refer to the specific data sheet 0x50 Data is stored in volatile memory only Signal S 0x53 Returns one byte indicating Strength the signal strength RSSI E 0 255 Destination T 0x54 0x00 OxFF 0 255 Data is stored in volatile address memory only Memory M 0x4D Address Data see list of Used to enter memory configuration parameters below configuration menu OxFF exits memory Parameters changed are configuration stored in non volatile memo
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