or shut down your computer during this process. Interrupting it at this stage can cause permanent hardware damage.
ComTrue-Inc, a mixed-signal IC design company based in Taiwan, specializes in digital audio bridges like the series. These chips are frequently found in audiophile-grade gear, and their update process is critical for maintaining sound quality, fixing bugs, and ensuring compatibility with the latest operating systems. Key Components of the Update Process comtrue-inc firmware update device
int comtrue_update_firmware(int i2c_fd, uint8_t device_addr, const uint8_t *fw_data, size_t fw_len) // 1. Unlock update write_register(i2c_fd, device_addr, REG_UPDATE_LOCK, 0x55AA); // 2. Get bank status uint8_t active_bank = read_register(i2c_fd, device_addr, REG_ACTIVE_BANK); uint8_t inactive_bank = (active_bank == BANK_A) ? BANK_B : BANK_A; // 3. Erase inactive bank write_register(i2c_fd, device_addr, REG_CONTROL, CMD_ERASE_BANK or shut down your computer during this process