Atmel AVR2063: Sensor Terminal Board
Contents
1. eg lt Gu amp D1 D2 D3 D4 Di LED2 LED3 LED1 R3 R16 R17 R2 R9 R10 R1 R5 R14 R15 R4 R6 R7 R8 R11 R12 R13 R18 R19 R20 RT1 8359B AVR 01 12 2 input AND gate UHS Buffer 3 state UHS 2 input OR gate UHS 2 input NOR gate UHS LDO voltage regulator 3 3V SRAM 32K x 8 bit Octal transpar D latch 3 state Supervisor RST USB FIFO fast parallel data transfer Decoder 3 to 8 line Octal bus transceiver 3 state Transistor power MOSFET P Schottky diode Resistor Thermistor NTC 0805 0805 0805 0805 SOT 23 5 SOT 23 5 SOT 23 5 SOT 23 5 SOT 223 TSOP 28 TSSOP 20 SOT 23 3 SSOP 28 TSSOP 16 TSSOP 20 SOT 23 MINIMELF SOD 80 PLCC 2 PLCC 2 0603 0805 0805 0805 0805 0603 AIMEL 5 Part Value 47pF 100nF 1nF 4 7UF NC7SZ08M5_NL NC7S2Z125M5_NL NC7SZ32M5_NL gt o gt lt AJ N LA 1225 7Z32 NC7SZ02M5_NL 7Z02 MIC2920A 3 3WS BS62UV256TIG 74LVC573APW TCM810JVNB713 FT245RL SN74LVC138APW T4VHC245MTC IRLML6402PBF TMMBAT48 TLMA3100 TLMT3100 742 792 66 2700 4700 4 70KQ 47KQ 47KQ Comment 100V 50V on CH lt 6 3V 1 65V 5 5V 1 65V 5 5V 1 65V 5 5V 1 65V 5 5V 26V 400mA 1 8V 3 6V 2 V 3 6V 4 00V 3 3V 5 25V 1 65V 3 6V 2 0V 5 5V N lt 40V 350mA 2mA mA 200mA 150V 150V 152. 15 ion Hardware documentati Appendix A A 1 Schematic ve 29 LIDL Ia SHO SEINEYY Zaang A Z ui Like Bo Sk meg owt weg Buruspusy N 07 9 ursus EO OOL 00 90 Gr S tv Swe jla Wout JQUNAN Wawro ezg OL OSBLE LSEO sgoegl pueog IEUILUISL sosues D OSSLE Lon uOemget ewa CL AS 423019q piaH ouug uapsasqg E7L0 d 3 ano Hawg yiuYydayinalusbhul yiu0s y4aja Uapsasp ENEE a OVOS 20 Sh al H nn CG yaa we a Si He Lie SE CAM Za LH ovd l SCH i Es GES ER 5 T3JOSIN f Toa ONE uaszanzesa OND old sa Dien ES Old Zod Oldo DA D EH ano fano Old K KEN SINZOZSLON DG 4491 ae Tl L Ae 7 OND ana Z Cu ACE Wen DO z ce ray e ENKE Fa SEN H ina lt lt s Wen xa mo DON paat e ana om vas 22 Na 3 i SVISZLZSZON D H e101 SS Ly A4 P DN Hu 183 mE T E OO IM toad Gel Ye GNDY GNDY ONSY OC SHEOTE IFSAASL OCH z R we SOS A A A A E M 8 ool aNg a d SL _ OND K Ae aut ET LIN EE as iawn A Gei Hal wn t HI Kell e Lyn ge DDA DIDA rats the oorevwu sour ONO p aono ES KE ek uy e Ta Su KK Za y Cdd paba aN t031 T mp VE tad tad Op Ewe D 29 V V ouy L d H ER W ETA EZ AEE gen Aggen E Lan E EE SS A Te EN 0037 CR ONE ane saan f0 ae Jome 25 19 kg SIS L M3JIS D Su u Li o au Di F KH EL KE W oasr za 9 Eh V V G V V OH ONE ONE GNDV ONE 00000 Ta 0002 0 Ca een 000 x0 0009x0 01 pueog uo mg reg 000V 0 00
3. Atmel AVR2063 Sensor Terminal Board Hardware User s Manual 8 bit Atmel Features Microcontrollers e Radio controller board RCB general purpose I O GPIO interface Screw terminals for connecting external circuitry Onboard GPIO circuit protection and digitally controlled relays e e Atmel AVR JTAGICE mkll and AVRISP programming access for RCBs Application Note e USB to virtual COM port support via fast parallel bus connection e External power circuitry e External 32Kbyte SRAM e Temperature sensor e Low power consumption in RCB battery mode 1 Introduction This application note provides a detailed hardware description of the individual function blocks of the sensor terminal board STB The STB is used in conjunction with an Atmel radio controller board RCB in order to provide various interfaces for evaluating and creating wireless sensor type applications terminal board STB Figure 1 1 Sensor Err zy a a S A i d tre AM EX ELET EEL TA reas Rev 8359B AVR 01 12 ATMEL 2 Disclaimer 3 Overview 2 Atmel AVR2063 AIMEL F C Typical values contained in this application note are based on simulations and testing of individual examples Any information about third party materials or parts is included in this document for convenience The vendor may have changed the information since then Check the individual part information for the latest changes The STB allows a user t
4. Terminal X3 provides a combination of power and ground connections along with spare microcontroller GPIO lines ae 5 3 STB X3 terminal pe4 An DES H Gd DL mp ip wm ep re NS a l aai 4 QR SIM AT WT Ge 22 eS ees ott RB Al in e ei 2 ddatdiiditdt j br ka Rt te R6 RS 3 Terminal X4 provides more power and ground connections along with TWI I7C and relay terminal connections Figure 5 4 STB X4 terminal va A KZ Ni d aad 4 ETE yang UCC I2C_SCL vg I2C_SDA TER GND UCC Vaud 815 DIE EU 639 DEZL ROSI Hg aa A g o g v TO Gr olo Fr d em WH ERKKESRRI Terminal X5 is more of an analog based interface as it contains ADC AREF and AGND connections to the microcontroller The ADC inputs have signal conditioning circuits in order to filter and or protect the microcontroller It is also a connection to the spare microcontroller USART which can be used to interface to a users custom application Each terminal has 100mil spacing If single pin headers are desired instead single row 100mil pin headers may be fitted into the screw terminals directly AIMEL 9 5 Table 5 2 Signaling with different RCBs AIMEL F Figure 5 5 STB X5 terminal AOSU NS 60V AREF len ini n2 Ain3 GND 1268 00000A 70 192 UCC UART_RxD UART_TxD 40 peog UOTIENTEAW uy ABTIO4WUOD OTpey S T peog TeUTWIS Table 5 2 shows the GPIO configuration for
5. 13 EEN 14 Appendix A Hardware AoCumentation 1cc1sccsscsesensensessesensennens 15 A Renn E e 15 A 2 Assembly drawing cccceeccceeececeeeeeeeeeeeseeeeeseeeseeeseaeeeseueesseueessaeeesaaeeeaueeesaees 16 A O SOF AiR EE 17 EVALUATION BOARD SKIT IMPORTANT NOTICE c11cccsccseeeeeees 19 Eeer 20 PCBA Revision THIS ONY sxscceaceesceensesnise cesses ce ae naaa 20 Ui 0 o More 1 1 lt n 21 AIMEL G 21 T Atmel Corporation Atmel Asia Limited Atmel Munich GmbH Atmel Japan 2325 Orchard Parkway Unit 01 5 amp 16 19F Business Campus 16F Shin Osaki Kangyo Bldg San Jose CA 95131 BEA Tower Milennium City 5 Parkring 4 1 6 4 Osaki Shinagawa ku USA 418 Kwun Tong Road D 85748 Garching b Munich Tokyo 104 0032 Tel 1 408 441 0311 Kwun Tong Kowloon GERMANY JAPAN Fax 1 408 487 2600 HONG KONG Tel 49 89 31970 0 Tel 81 3 6417 0300 www atmel com Tel 852 2245 6100 Fax 49 89 3194621 Fax 81 3 6417 0370 Fax 852 2722 1369 2012 Atmel Corporation All rights reserved Atmel Atmel logo and combinations thereof AVR AVR logo and others are registered trademarks or trademarks of Atmel Corporation or its subsidiaries Windows and others are registered trademarks of Microsoft Corporation in U S and or other countries Other terms and product names may be trademarks of others Disclaimer The information in this document is provided in connection with Atmel products No license expr
6. USB connectivity the FTDI FT245RL parallel USB to virtual COM port 7 was selected and designed on the STB The FT245RL can provide up to 400mA of power to the target RCB and external circuitry see Section 5 1 for more detailed information about the power supply The FT245RL driver files have been patched from the FTDI original files and can be downloaded online from http www atmel com dyn products tools_card asp tool_id 4835 Simply locate the documents tab and select the application note AVR2018 for download of the driver package Following the installation application notes found on the FTDI website for the user s preferred PC operating system OS the user will be able to properly enumerate the FT245RL using the patched USB driver files mentioned above Once enumerated to the PC of choice the power status LED will turn on and provide power to the rest of the board If Microsoft Windows is the target OS the Windows Device Manger should contain two newly installed devices One which shows up in the USB category is entitled Sens TermBoard USB lt gt Serial and the other which shows up in the ports COM amp LPT category is entitled USB Serial Port COMxx AIMEL 5 T C 6 NOTE Atmel AVR2063 AIMEL T C If an installed COM port is not the ideal number this can be changed by right clicking on the USB Serial Port COMxx device and selecting Properties Windows XP Once the pop up menu is
7. active select the Port Settings tab across the top of the pop up window Next select the Advanced window and notice the COM port number with the active COMxx selection box to the right Simply select the new COM port of interest and click OK twice to apply this new setting Finally manually re scan the Device Manager by right clicking on USB Serial Port COMxx and selecting Scan for Hardware changes FTDI provides several application notes which can be found on the FTDI website with more detailed and advanced configuration options that can be used with the FT245RL Communication with the FT245RL device is done with a memory mapped interface When using the Atmel ATmegai1281V the external memory bus interface puts the FT245RL in an addressable memory location as shown in Figure 5 1 Figure 5 1 Address map configuration 64k OxFFFF 56k 0xE000 48k ext RAM OxC000 40k OxA000 32k 0x8000 24k on Board O 0x6000 1K Gel d Ga Ok x 0x0000 If the FT245RL needs to send or receive data it is mapped outside of the limit of the internal SRAM of the ATmega1281V between addresses 0x2000 through 0x4000 Port G pins 0 and 1 are also used to control the RX and TX pins on the FT245RL automatically once the external memory bus interface is enabled within the ATmega1281V The IEEE 802 15 4 MAC sub layer available from the Atmel application note AVR2025 10 shows several examples of how to configure the FT245RL with the appropr
8. chip solution 1 RCB230 2 4GHz Atmel AT86RF230 2 with Atmel ATmega1281V 5 Notes 1 Available with Evaluation Kit ATRF4CE EU 2 Purchasable on http www dresden elektronik de The differences between the RCBs are related to port allocations where the single chip solution ATmega128RFA 1 1 does not provide ports A and C and the ATmega1281V 5 based dual chip solutions already use Port B to control the radio transceiver Table 4 2 and Table 4 3 describe the compatibility between each RCB and the STB along with how it correlates to the microcontroller I O Table 4 2 RCB compatibility EXTO ATmega1281 RCB128RFA1 Terminal Board 1 2 3 A 5 6 T 0 1 6 T AIMEL 3 5 8359B AVR 01 12 ATMEL Table 4 3 RCB compatibility EXT1 EE me ATmega1281 RCB128RFA1 SensorTerminalBoard mo ona P Joas OOO ee femas e fos EXT1 26 Data bus on onse oe mamm m mamm pe fe E EXT1 30 TST X3 3 Do not connect Atmel AVR2063 8359B AVR 01 12 5 Peripheral blocks 5 1 Power supply Atmel AVR2063 The STB contains different peripheral blocks in order to provide the proper tools and interface to the user These blocks are described in the following sections The STB can be powered in two different ways either from USB power or from external power The STB contains the MIC2920A 3 3WS low dropout LDO voltage regulator 6 It will regulate the USB 5V source to 3 3V and will also al
9. s application development All ATmega1281V based RCBs can access this external SRAM The ATmegai281V external memory bus is provided to communicate with the external SRAM device Based on the address map shown in Figure 5 1 the external SRAM can be communicated with by addressing 0x8000 through OxFFFF Port A is used for both address and data in a bidirectional mode with the use of a D type latch device controlled by the ALE signal from the microcontroller Port C is simply an address port Port G pinsO and 1 are also used to control the RD and WR pins on the latch automatically once the external memory bus interface is enabled It is recommended to operate the SRAM with one wait state This low power device has an access time of 150ns Further information for zero wait state operation has to be acquired from the datasheets because the clock speed and the supply voltage have to be taken into account as well The external SRAM chip enable pin is controlled by a digital MUX device that will automatically enable the memory based on the address map value that is accessed If the RCB128RFA1 is used in combination with the STB the external SRAM memory is unusable There is no external memory bus interface for the application to use to properly operate the external memory Two buttons two LEDs a temperature sensor thermistor and screw terminal connections for external circuitry interface are available on the STB The following sections describ
10. the STB and the microcontroller options on the RCBs STB signals RCB with ATmega1281V_ RCB with ATmega128RFA1 10 VCC PE4 GPIO DEN GPIO GND VCC PD5 GPIO PD7 GPIO PB6 GPIO PB7 GPIO GND VCC PDO DC SCL PD1 DC SDA GND VCC PE2 REL1 1 PE2 REL1 2 PE3 REL2 1 PE3 REL2 2 GND AREF PFO AinO PF1 Ain PF2 Ain2 PF3 Ain3 AGND VCC PD2 UART_RxD PD3 UART_TxD GND Atmel AVR2063 VCC Standard GPIO connection to from the microcontroller RSTON TST GND VCC PD5 GPIO PD7 GPIO PGO DIG3 PG1 DIG1 GND VCC TWI I7C and relay terminal connections PDO DC SCL PD1 DC SDA GND VCC PE2 REL1_1 DEZ REL1_2 PE3 REL2_1 PE3 REL2 2 GND AREF Analog power and input connections PFO AinO DEI Ain PF2 Ain2 PF3 Ain3 GND VCC PD2 UART_RxD PD3 UART_TxD GND 8359B AVR 01 12 5 4 Programming access 8359B AVR 01 12 Atmel AVR2063 The standalone RCB does not support user programming interfaces It has to be mounted on a development platform such as the STB in order to give the user a method for programming the microcontroller on the RCB There are two supporting interfaces that provide optional methods for programming and debugging the host application on the microcontroller They are AVRISP and JTAGICE mkll When using the AVRISP programming interface the user
11. 09x0 vive xe 000310 23220 Vo1numblug7 ssauppy Frigo saN lt deal SCH ELABNAPOLEWIDL SPLVEVINL ST d aaz i ES 20 ep ZC BPLVE vA o OPS Wi Tal V za H asasn CRLYSWAL Ka HLZD2M See Aiddng samog jousayx3 West EI VE ECH a Ly we Fis ZHP By 99 264 che IN punog 43 04jU0D OPD IauukK JOF Pupeg uoionjoag uy pubog IDuII SL J0osuae AIMEL ee 8359B AVR 01 12 A 2 Assembly drawing Figure A 1 Assembly top R20 ok We EI C20 R13 z IC US Bir 8 c27 EXT1 P BEI ien Stoeger a in Button vi ext Power Kore C23 C12 C24 IC j D OD te C18 IC17 C19 1011 021 1C9C22 C10 C29 1C8 C30 Joly isses Sensor Terminal Board ml J An Evaluation Board for Atmel s Radio Controller He BZ dresden elektronik ER S Nr d 5 449 06 00 250 01 B RELL REL2 a N Si Si l a a NAN Fouer ON if SW2 D ma A L ol _TxD I2C_SCL fj 12C_SDA 7 GND UCC A1n3 GND UCC UART_RxD UART GND CR D Atmel AVR2063 16 8359B AVR 01 12 A 3 Bill of materials Table A 1 Bill of materials Qty 2 Designator C9 C10 C2 C6 C8 C14 C15 C18 C19 C20 C21 C22 C23 C24 C25 C26 C27 C28 C29 C30 C31 C11 C12 C13 C16 C17 C1 C3 C4 C5 C7 IC6 IC9 I1C11 2 IC8 IC13 2 IC12 1C14 2 IC10 IC17 IC1 1 IC16 IC7 1C15 IC2 C C C
12. 0V NO 150V COG X7TR COG XSR Vf 0 75V 200mA 125mW 125mW 125mW 125mW 100mW 17 ae Comte comment Rating Tooten Fuse Polyswitch 12 200mA 30V max Terminal screw in mr X4 X5 10P 1725737 MPT0 5 10 2 54 Female ae USB 2 0 type B through holed 2411 02 Cer X6 X7 Header 30P 2 row SMD TFM 115 02 SM D LC LN Rel1 Rel2 Relay MOS AQY212S 60V 500mA 4x for PCB feet 2x for RCB spacing Spacer LP 6 4mm Dm 2 5 PST 4 01 18 Atmel AVR2063 8359B AVR 01 12 Atmel AVR2063 EVALUATION BOARD KIT IMPORTANT NOTICE 8359B AVR 01 12 This evaluation board kit is intended for use for FURTHER ENGINEERING DEVELOPMENT DEMONSTRATION OR EVALUATION PURPOSES ONLY It is not a finished product and may not yet comply with some or any technical or legal requirements that are applicable to finished products including without limitation directives regarding electromagnetic compatibility recycling WEEE FCC CE or UL except as may be otherwise noted on the board kit Atmel supplied this board kit AS IS without any warranties with all faults at the buyer s and further users sole risk The user assumes all responsibility and liability for proper and safe handling of the goods Further the user indemnifies Atmel from all claims arising from the handling or use of the goods Due to the open construction of the product it is the users responsibility to take any and all appropriate precaution
13. 20A 3 3WS 400mA Low Dropout Voltage Regulator Datasheet M9999 021505 Micrel Inc 7 FTDI FT245RL USB FIFO IC Datasheet FT 000052 Version 2 10 FTDI Limited 8 CHIPLUS CS18LV0256 High Speed Super Low Power SRAM Datasheet Rev 2 0 12 04 CHiIPLUS 9 Murata NCP18WB473J03RB NTC Thermistor Datasheet Rev E 08 08 Murata Electronics 10 Atmel AVR2025 IEEE 802 15 4 MAC Software Package User Guide Application Note Atmel Corporation 2 Lessel 3 Lessel 4 PCBA Revision History A0O9 1267 01 Initial release A09 1267 02 Replacement of IC2 Supervisor RST LM810M3 by TCM810JVNB713 2 Atmel AVR2063 8359B AVR 01 12 Table of contents 8359B AVR 01 12 Atmel AVR2063 EE 1 TA OO UCONN E 1 IZ TS OTANI OR EE PA AE E N P A N E 2 3 OV CL VOW osre EEEE E E E E E E E 2 4 RCB ee E 3 Kizcdeld lclf llefe CN 5 IFOWO SUI E 5 5 2 External bus perpberals A 5 SAT USB tovnual COM POr EE 5 9 2 2 NEE E 7 5 3 RCB GPIO interface c soeteces ceadiaisecectavecccsdvsdedndiazecavevlagaaveciabnuedtienanddiea si A iaa T e TE EE T Io CES r E E E E E E eadeesees T 5 3 3 Temperature Sensor hermstor A 7 5 3 4 Screw terminal mtertace 9 OFF Programming Reie 11 6 Electrical Character iStiCs cccccccsccseccsescsnssnnsnecsnscenscsnsennssenssnssens 13 6 1 Absolute MAXIMUM ratings naennnenneennenernnrnnesrtenrrrerrrsrrrrrnresrrrrrresnrrsrrrennnee 13 6 2 Recommended operating range
14. e these features more in detail The buttons are provided to reset the RCB and allow user input on GPIO Port A pin 0 The buttons are connected between GND and their appropriate RCB GPIO signal line In order to read the SW1 button the firmware has to access I O memory map location 0x4000 with an appropriate read command This will provide the access needed to read bit position O Port A pin 0 The LEDs are controlled by data latch IC7 and are controlled simultaneously The state has to be applied to I O memory map location 0x4000 with an appropriate write command Applying a short high pulse minimum 3 2ns on signal O_ CE issued from the multiplexer driven from the address value stores the new state In order to start this process first apply a new state to the data bus and then set the corresponding address signal high and then low This signaling cycle avoids spikes on the other lines The register state inside IC7 can t be read by the microcontroller The software has to maintain a variable that mirrors the state inside IC7 When one LED state is updated it may be necessary to ensure that the other three signals are not changed LEDO is configured by writing to bit position 0 LED1 is configured by writing to bit position 1 5 3 3 Temperature sensor thermistor 8359B AVR 01 12 Similar to the LEDs the temperature sensor RT1 is shared on the IC7 latch device and must be configured via memory map location 0x4000 with a
15. ess or implied by estoppel or otherwise to any intellectual property right is granted by this document or in connection with the sale of Atmel products EXCEPT AS SET FORTH IN THE ATMEL TERMS AND CONDITIONS OF SALES LOCATED ON THE ATMEL WEBSITE ATMEL ASSUMES NO LIABILITY WHATSOEVER AND DISCLAIMS ANY EXPRESS IMPLIED OR STATUTORY WARRANTY RELATING TO ITS PRODUCTS INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTY OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE OR NON INFRINGEMENT IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT INDIRECT CONSEQUENTIAL PUNITIVE SPECIAL OR INCIDENTAL DAMAGES INCLUDING WITHOUT LIMITATION DAMAGES FOR LOSS AND PROFITS BUSINESS INTERRUPTION OR LOSS OF INFORMATION ARISING OUT OF THE USE OR INABILITY TO USE THIS DOCUMENT EVEN IF ATMEL HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES Atmel makes no representations or warranties with respect to the accuracy or completeness of the contents of this document and reserves the right to make changes to specifications and product descriptions at any time without notice Atmel does not make any commitment to update the information contained herein Unless specifically provided otherwise Atmel products are not suitable for and shall not be used in automotive applications Atmel products are not intended authorized or warranted for use aS components in applications intended to support or sustain life 8359B AVR 01 12
16. has access to a 6 pin header that allows the fuses and the flash of the Atmel ATmega1281V to be programmed The AVRISP does not support application level debugging See Figure 5 6 for the proper connector orientation between the STB and the AVRISP The ISP pin location for the Atmel ATmega128RFA1 differs from the ATmega1281V Therefore the AVRISP can only be used with 1281V based RCB boards Figure 5 6 STB and AVRISP connection In order to provide extra developmental features beyond simple fuse and flash programming such as application level debugging the JTAGICE mklI should be used The STB also provides the required 10 pin header for proper JTAGICE mkll connection See Figure 5 7 as a connection reference AIMEL 11 5 ATMEL Figure 5 7 STB and JITAGICE mkll connection The AVRISP and JTAGICE mkll can be ordered from most local distributors 12 Atmel AVR2063 8359B AVR 01 12 Atmel AVR2063 6 Electrical characteristics 6 1 Absolute maximum ratings Stresses beyond those listed in Table 6 1 may cause permanent damage to the board This is a stress rating only and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of this manual are not implied Exposure to absolute maximum rating conditions for extended periods may affect device reliability For more details about these parameters refer to individual datasheets of the components used Tab
17. iate address map that is pal_config h define USB_FIFO AD If a RCB128RFA1 is connected to the STB the Atmel ATmega128RFA1 operates as the FT245RL host microcontroller A virtual address bus is created by implementing a software interface via ports B and D This interface is a byte banged type interface with which the FIT245RL can still be addressed with the address shown in Figure 5 1 AVR2025 also shows several examples of how the ATmega128RFA1 is configured that is pal_usb_ftdi c define USB DATA _SETINP In replacing the automatic control of the RX and TX pins Port E pins 4 and 5 need to be manually controlled during the byte banged communication between the AITmega128RFA1 and the FT245RL When accessing the USB port from an ATmega1281V based RCB using the memory controller bus contention will occur as long as internal RAM or USB is selected This is a known hardware issue that can cause increased power consumption but has no influence on the USB functionality This issue is caused by the default data direction of the data latch IC5 In each ALE low address phase this buffer and the AVR are both driving data to the same data bus The MAC Software Package 10 has implemented a software workaround to avoid this issue 8359B AVR 01 12 5 2 2 External SRAM 5 3 RCB GPIO interface 5 3 1 Buttons 5 3 2 LEDs Atmel AVR2063 The STB contains a CS18LV0256 32K byte SRAM device 8 which offers extra memory space for a user
18. le 6 1 Absolute maximum ratings No parameter eege minimum Typical Maximum unis 61 4 erer al mer 612 my esceen O S Inn eis Ewtemalsuppiyvotage 1 al eu eaa usss 1 Lal 1 elv 6 4 5 Maximuminput supply ane Sumoveranponerons os a 6 2 Recommended operating range Table 6 2 Recommended operating range No parameter age minimam Typical maximum unis 624 Temperatwernge In lee 622 Ewtemalsuppiywotage 1 Is lol su e23 usss 1 Ia Issel 24 extemavusacurenimt 1 II Ins AIMEL 13 5 8359B AVR 01 12 7 Abbreviations ADC ALE COM FTDI GND GPIO 12C I O ISM ISP LDO LED LPT MUX OS PCB RCB RD SRAM STB TWI UHS USART USB WR 14 Atmel AVR2063 AIMEL F C Analog to digital converter Address Latch Enable Communications Future Technology Devices International the company Ground General purpose input and output Inter integrated circuit Input output Industrial scientific and medical band In system programming Low dropout regulator Light emitting diode Line print terminal Multiplexer Operating system Printed circuit board Radio controller board Read memory bus signal Static random access memory sensor terminal board Two wire interface Ultra high speed Universal synchronous asynchronous receiver transmitter Universal serial bus Write memory bus signal 8359B AVR 01 12 Atmel AVR2063
19. low external power within the range of 4 3V to 26V to be regulated safely down to 3 3V See Table 6 1 The recommended external voltage operation is between 5V and 15V and the USB standard is 5V See Table 6 2 The LDO regulator also provides ample current supply 400mA for external sensor circuitry as described below In order to avoid any safety concerns it is recommended to not exceed this current rating so as to not destroy the regulator or cause severe temperature increases on the board When the power circuit is active either with an external power source or with the FTDI USB device properly enumerated to the host PC a power on LED LED2 will turn on accordingly See Section 5 2 1 for details about installing the FTDI USB device When using the external power supply make sure the RCB battery holder is empty Otherwise charge currents could destroy the battery The RCB power switch can also be used to disconnect the battery For long term operation the battery cells should be removed The gates and buffers used to connect the USB are specially selected logic families with a high impedance input when no USB power is available This will ensure that no current is consumed through the logic lines during battery operation 5 2 External bus peripherals 5 2 1 USB to virtual COM port 8359B AVR 01 12 The following sections provide detailed information about how to configure and operate individual peripherals on the STB For
20. n appropriate write command When writing to bit position 2 the latch enables the ultra high speed UHS buffer allowing PortF pin3 to read the analog value from the sensor with the AIMEL 7 T C 8 ATMEL microcontrollers ADC If Port F pin 3 needs to be used for external circuitry simply disable the UHS buffer with the appropriate value written to the IC7 latch Figure 5 2 shows the equivalent temperature circuit where a 47kQ resistor is matched with the 47kQ thermistor operating at Vcc The circuit is enabled when the appropriate address is selected as mentioned above Table 5 1 shows the precalculated temperature voltage range when using the Murata Electronics NCP18WB473J03RB device as discussed in the datasheet 9 When operated with RCB128RFA1 using the controller s internal temperature sensor may also be considered Figure 5 2 Temperature circuit IC8 VCC NC7SZ125M5 aM Ts Z OEN NCP18WB473J03RB AGND AGND Table 5 1 Precalculated au voltage Atmel AVR2063 8359B AVR 01 12 5 3 4 Screw terminal interface 8359B AVR 01 12 Atmel AVR2063 Three 10 row screw terminals are mounted on the STB on the edge opposite the RCB providing access to peripherals such as ADC TWI USART etc within the RCB microcontroller These screw terminals which are shown in Figure 5 3 provide a method for a user to connect various external circuits such as sensors motors etc
21. o interface to Atmel RCBs via general purpose I O GPIO USB to virtual COM port and programming interfaces An external power jack is also available along with external SRAM for future application development The GPIO interface provides access to peripherals within the RCB microcontroller such as ADC TWI USART etc allowing a user to add additional circuitry such as sensors into the wireless evaluation and development stages Alternate applications like IEEE 802 15 4 MAC ZigBee PRO RF4CE and IPv6 6LOWPAN can be run on the RCB in conjunction with the STB to demonstrate and evaluate those solutions Figure 3 1 shows the Atmel RCB128RFA1 mounted on the STB Figure 3 1 STB with the RCB128RFA1 mounted ait AB A 93 Kei uc BibT z OCO YRA IDN gd A8 tl oo PRIEROEROERRIR PL me em Er gen LC wt i gugG ieana G WEtTtEE SRE ge Gesapag ea yy ABD 8359B AVR 01 12 Atmel AVR2063 4 RCB support To evaluate different radio transceiver hardware solutions at different frequency bands various RCBs are available Single and dual chip solutions for IEEE 802 15 4 and ISM applications are supported as well as different operating frequencies at 2 4GHz and sub 1GHz The STB cannot be operated in a standalone manner An appropriate RCB listed in Table 4 1 has to be equipped for the microcontroller and radio transceiver functionality Table 4 1 RCB configurations RCB128RFA1 2 4GHz Atmel ATmega128RFA1 Single
22. s with regard to electrostatic discharge and any other technical or legal concerns EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE NEITHER USER NOR ATMEL SHALL BE LIABLE TO EACH OTHER FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES No license is granted under any patent right or other intellectual property right of Atmel covering or relating to any machine process or combination in which such Atmel products or services might be or are used Mailing Address Atmel Corporation 2325 Orchard Parkway San Jose CA 95131 Copyright 2012 Atmel Corporation ATMEL 19 AMEL T References 1 Atmel ATmega128RFA1 8 bit Microcontroller with Low Power 2 4GHz Transceiver for ZigBee and IEEE 802 15 4 Datasheet Rev A 12 09 Atmel Corporation Atmel AT86RF230 Low Power 2 4GHz Transceiver for ZigBee IEEE 802 15 4 BLOWPAN RF4CE and ISM Applications Datasheet Rev E 02 09 Atmel Corporation Atmel AT86RF231 Low Power 2 4GHz Transceiver for ZigBee IEEE 802 15 4 BLoWPAN RF4CE SP100 WirelessHART and ISM Applications Datasheet Rev C 09 09 Atmel Corporation Atmel AT86RF212 Low Power 2 4GHz Transceiver for ZigBee IEEE 802 15 4 BLOWPAN RF4CE SP100 WirelessHART and ISM Applications Datasheet Rev C 02 10 Atmel Corporation 5 Atmel ATmega1281V 8 bit Microcontroller with 64K 128K 256K Bytes In System Programmable Flash Datasheet Rev M 09 10 Atmel Corporation 6 Micrel MIC29
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