旗芯微

FC7300

芯片介绍

  • High Performance

    • Three Cortex M7 running at 300MHz (3.23 Dhrystone MIPS per MHz) with extra two checker core
    • 8kB Cache

  • Large memory

    • Up to 2MB P-Flash + 256K D-Flash
    • Up to 256K SRAM

  • Key Peripherals

    • 1 Gbit Ethernet with TSN
    • 10 FlexCAN (with CAN-FD support)
    • Enhanced FIFO
    • 18 UART (with LIN support), 8xSPI, 2xI2C
    • 4xADC, 12-bit, up to 32-ch per module
    • 2x Micro Second Channel (MSC) modules
    • 2x 4ch Sent Edge Nibble Transmit (SENT) modules
    • 12xFTU (Flexible Timer Unit), 16-bit

  • Safety & Security

    • ISO 26262 ASIL-D
    • HSM with AES/SM4/SHA/SM3/RSA/ECC/SM2/SM9, RNGM
    • EVITA full, Key Management, Secure boot

  • AEC-Q100 Grade 1

  • Supply Voltage: 3.0~5.5V

  • Package: 176LQFP-EP, BGA320

问题

  • 连接脚本分区配置
    • 设置大小填充，防止 hex 分区，解析出错
    • define block ISR_VECTOR with alignment = 1024, size = 0x400
  • 软重启配置sram区域数据保持
    • STCU base address : 4007_F000h
    • 50h STCU_SRAM_INI_SEL (SRAM Initialization Select Register)
  • reboot
    • mcu reset
    • boot –> app
      • 访问异常地址直接重启？