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        CN |EN
        Product

        AP SoC Connectivity MCU Audio Amplifier
        AC781x Automotive Microcontroller(MCU)
        MCU

        mcu@autochips.com

          Overview:
          The AC781x product serials is  MCU of automotive grade, complies with the AEC-Q100 specification, and is suitable for automotive electronics and high reliability industrial applications.Typical applications cover BCM, T-BOX, BLDC motor control, industrial control, AC charging piles, etc.
          The AC781x device family is based on ARM Cortex?-M3 core, running up to 100MHz,up to 256KB Flash memory,supply voltage ranges from 2.7 to 5.5V, excellent EMC/ESD capability to be suit for harsher environment.
          Features:
          - ARM Cortex?-M3 core,100MHz, single cycle 32x32 multiplier
          - Support up to 256KB embedded Flash memory
          - Support up to 64KB RAM
          - Support 2*CAN 2.0B
          - Support 1*LIN 2.1, 1*URAT LIN
          - Support 2*SPI
          - Support up to 6*UART
          - Support 2*I2C
          - 2.7-5.5V power supply
          - Temperature range: -40 to 125 °C
          Chip Block Diagram:
          Development Board Functional Description




          Device Name Number Remark
          Power
          1 +12V
          Reset
          1 K2
          Trap PIN
          3

          BOOT, UART1_CTS, UART1_RTS

          only functions on the MCUstartup time, and can be used for other purposes after startup.

          NMI
          1 K1
          JTAG/SWD
          1
          CAN
          2 set CAN1,CAN2,CAN1_TX and CAN1_RX , wichi are signals all from the IC.
          LIN
          2 set
          HWLIN, 1 SWLIN(UART6)
          UART
          3 set
          UART1, UART_SFLASH, UART2(debug/ISP)
          LED
          3 1 Power Indicator LED, 2 GPIO LED
          I2C
          2 set
          I2C1, I2C2(OLED)
          SPI
          1 SPI2
          ADCKey
          3 K3, K4, K5
          GPIOKey
          2 K6, K7
          sFlash
          1
          UART2 to USB
          1 used to debug and printLOG or download program in ISP Mode (UART2carrier or USB).




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