Navigation

    Freqchip开发者论坛

    • Register
    • Login
    • Search
    • Categories
    • Recent
    1. Home
    2. gling
    G
    • Continue chat with gling
    • Start new chat with gling
    • Flag Profile
    • Profile
    • Following
    • Followers
    • Blocks
    • Topics
    • Posts
    • Best
    • Groups

    gling

    @gling

    0
    Reputation
    4
    Posts
    990
    Profile views
    0
    Followers
    0
    Following
    Joined Last Online

    gling Follow

    Posts made by gling

    • FLASH 读写问题

      attribute((section("ram_code"))) void internal_flash_test(void)
      {
      int i = 0;
      uint32_t address = 0x32000;
      address = 0x32000;
      // test 1
      memset(WBuffer, 0xaa, sizeof(WBuffer));
      WBuffer[0] = 0x01;
      WBuffer[1] = 0x01;
      WBuffer[2] = 0x01;
      WBuffer[3] = 0x01;
      flash_erase(address, 256);
      flash_write(address, 256, WBuffer);
      flash_read(address, 256, RBuffer);
      for (i = 0; i < 256; i++)
      {
      if (RBuffer[i] != WBuffer[i])
      lw_log_info("QUAD mode err ");
      RBuffer[i] = 0;
      }
      lw_log_info("QUAD mode END 1");
      // test 2
      address += 256;
      lw_log_info("QUAD mode Read and QUAD Writer %08x", address);
      memset(WBuffer, 0x55, sizeof(WBuffer));
      WBuffer[0] = 0x02;
      WBuffer[1] = 0x02;
      WBuffer[2] = 0x02;
      WBuffer[3] = 0x02;
      flash_erase(address, 256);
      // 读前256字节,应该全00x01和0xaa
      flash_read(address - 256, 256, RBuffer);
      for (i = 0; i < 10; i++)
      {
      lw_log_info("QUAD mode %02x", RBuffer[i]); // LOG 全部是0xff
      }
      flash_write(address, 256, WBuffer);
      flash_read(address, 256, RBuffer);
      for (i = 0; i < 256; i++)
      {
      if (RBuffer[i] != WBuffer[i])
      lw_log_info("QUAD mode err ");
      RBuffer[i] = 0;
      }
      lw_log_info("QUAD mode END 2");
      }
      在擦除第二块256字节时,第一块读取后全部为0xff. 如果 换成每次都是擦除4096字节,再读取前4096个字节就没有这个问题,是不是FX8008HP擦除最小是4096?

      posted in FR800x
      G
      gling
    • 如何将变量定义到RAM0或RAM1

      在使用FR8008HP中,手册中有描述RAM0:32KB,RAM1:16KB,RAM2:8KB,现感觉变量默认定义在RAM0,那么其它RAM1/RAM2是否可以使用?如可以使用是如何将变量定义在RAM1或RAM2?

      posted in FR800x
      G
      gling
    • ble_stack_init 在不使用蓝牙功能的时候还需要调用吗?

      在HMI案子使用ft8008hp,现不需要ble功能,发现有一个问题,不初始化ble_stack_init();时,系统一运行就有可能 宕机,且os_get_free_heap_size获取到的空间为0。但如果调用了ble_stack_init();,系统就比较正常运行,且os_get_free_heap_size能获取 到当前还有6KB左右的空间。

      posted in FR800x
      G
      gling