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ARTERY AT32-Comm-EV User Manual

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AT32-Comm-EV User Manual
AT32-Comm-EV evaluation board
Introduction
The AT32-Comm-EV evaluation board is designed to help users speed up the development of
2
communication application solutions. It features CAN and RS-485 transceivers, I
C and SPI
connectors. The board can be connected to Artery's AT-START board or other compatible control
TM
boards through standard Arduino
Uno R3 connectors.
2022.5.7
1
Rev 1.00

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Summary of Contents for ARTERY AT32-Comm-EV

  • Page 1 AT32-Comm-EV User Manual AT32-Comm-EV evaluation board Introduction The AT32-Comm-EV evaluation board is designed to help users speed up the development of communication application solutions. It features CAN and RS-485 transceivers, I C and SPI connectors. The board can be connected to Artery’s AT-START board or other compatible control boards through standard Arduino Uno R3 connectors.

  • Page 2: Table Of Contents

    AT32-Comm-EV User Manual Contents Hardware layout and configuration ..............5 Arduino connectors ....................7 How to use AT32-Comm-EV .................. 9 Schematics ......................10 Revision history ....................13 2022.5.7 Rev 1.00...
  • Page 3 AT32-Comm-EV User Manual List of tables Table 1. Arduino Uno R3 connectors definition ................7 Table 2. Document revision history ....................13 2022.5.7 Rev 1.00...
  • Page 4 AT32-Comm-EV User Manual List of figures Figure 1. Top layer layout ........................5 Figure 2. Bottom layer layout ....................... 6 Figure 3. Schematic diagram (power supply, I C and SPI) ............... 10 Figure 4. Schematic diagram (RS-485 and CAN) ................11 Figure 5.

  • Page 5: Hardware Layout And Configuration

    AT32-Comm-EV User Manual Hardware layout and configuration The AT32-Comm-EV board is connected to the AT-START board through Arduino connectors. In this way, the EV board is able to access the CAN, USART, I C and SPI on embedded AT32 MCU on AT-START board.

  • Page 6: Figure 2. Bottom Layer Layout

    AT32-Comm-EV User Manual Figure 2. Bottom layer layout 2022.5.7 Rev 1.00...

  • Page 7: Arduino Connectors

    AT32-Comm-EV User Manual Arduino connectors Table 1. Arduino Uno R3 connectors definition Arduino AT32F403A Connector Function Description pin name pin name 号 IOREF 3.3 V reference voltage 3.3 V reference voltage RESET NRST External reset 3.3V 3.3 V input/output 3.3 V power supply...
  • Page 8 AT32-Comm-EV User Manual Arduino AT32F403A Connector Function Description pin name pin name 号 MISO PB14 SPI2_MISO SPI2_MISO 5 V input/output 5 V power supply PB13 SPI2_SCK SPI2_SCK MOSI PB15 SPI2_MOSI SPI2_MOSI (others) RESET NRST External reset Ground PB12 SPI2_CS SPI2_CS...

  • Page 9: How To Use At32-Comm-Ev

    Power supply section of the AT-START user manual. Then it is ready to use the AT32-Comm-EV board, in which the CN1 is used to connect to SPI device, the CN2 to I C device, CN3 to RS-485, and CN4 to CAN.

  • Page 10: Schematics

    AT32-Comm-EV User Manual Schematics Figure 3. Schematic diagram (power supply, I C and SPI) +3V3 E3.3V SMD0603B050TF VOUT EGND SMBJ3.3A 4.7uF 0.1uF 0.1uF 4.7uF ME6211C33M5G-N 4.7uF To Device LED1 Green E3.3V EGND 100R NRST Reset 100R PB12 PB12/SPI2_NSS 100R PB14...

  • Page 11: Figure 4. Schematic Diagram (Rs-485 And Can)

    AT32-Comm-EV User Manual Figure 4. Schematic diagram (RS-485 and CAN) +3V3 +3V3 (Default ON) 120R SP3485EN-L/TR 330R PA2/USART2_TX RS485_A 330R PA1/USART2_RTS RS485_B 330R PA3/USART2_RX SMAJ6.8CA +3V3 KF126-5.0 0.1uF RS485 SMAJ6.8CA SMAJ6.8CA (Default ON) 120R TJA1042T/3/1J 330R PB9/CAN_TX CAN_H CANH CAN_L...

  • Page 12: Figure 5. Schematic Diagram (Arduino Uno R3 Extension Connectors)

    AT32-Comm-EV User Manual Figure 5. Schematic diagram (Arduino UNO R3 extension connectors) Header 8 Header 10 MISO PB14 PB13 PB15 MOSI NRST To MCU PB12 PB11 Header 4X2 Header 8 Header 6 +3V3 Title: Arduino UNO R3 connectors REV: Artery Technology...

  • Page 13: Revision History

    AT32-Comm-EV User Manual Revision history Table 2. Document revision history Date Revision Changes 2022.5.7 1.00 Initial release 2022.5.7 Rev 1.00...
  • Page 14 No license, express or implied, to any intellectual property rights is granted under this document. If any part of this document deals with any third party products or services, it shall not be deemed a license grant by ARTERY for the use of such third party products or services, or any intellectual property contained therein, or considered as a warranty regarding the use in any manner whatsoever of such third party products or services or any intellectual property contained therein.

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