X6512 Flash File Info

Use the partial‑program feature of the bootloader: send a small *.bin that contains the new config and the address offset. The bootloader will erase only the sector containing the config and rewrite it.

jobs: build: runs-on: ubuntu-latest steps: - uses: actions/checkout@v3

Typical causes: wrong vector table address, missing reset handler, or watchdog not cleared early enough. Verify that the first word of the image contains the correct initial SP and that the second word points to a valid Reset_Handler . 10. Sample End‑to‑End Workflow (CI/CD Integration) # .github/workflows/flash.yml name: Build & Flash X6512 Firmware on: push: branches: [ main ] x6512 flash file

# 2️⃣ Pad to

# Read via SPI programmer xflashread -p /dev/ttyUSB0 -s 0x0 -l 0x200000 backup.bin Use the partial‑program feature of the bootloader: send

The X6512 family includes an optional AES‑256 hardware engine . The SDK provides x65enc which encrypts the payload and adds a decryption stub to the bootloader. The bootloader must hold the key securely (e.g., fused OTP).

# 3. (Optional) Pad to flash sector size (e.g., 4 KB) dd if=/dev/zero bs=1 count=$((4096 - $(stat -c%s app.bin) % 4096)) \ >> app.bin Verify that the first word of the image

Most vendor‑supplied tools (e.g., XFlashProg) accept this format directly. 4.1 From an Embedded Toolchain (ARM Cortex‑M example) # 1. Build your project (produces ELF) arm-none-eabi-gcc -mcpu=cortex-m4 -T linker.ld -o app.elf src/*.c