drraphael / anlogic-usbjtag

A far more light version anlogic-jtag cable with some enhanced functions.

Description

A USB-JTAG debugger for Anlogic platform. For some problem, the source has been removed and the license has been changed.

Dependence

libopencm3 library, GNU make, GNU ARM-baremetal-toolchain (arm-none-eabi-gcc), dfu-utils.

Hardware requirement and IO assignment

It requires a STM32F103C8T6 or equal microcontroller(GD32) with 8MHz external crystal.

PA0 - JTAG TDO

PA1 - JTAG TMS

PA2 - JTAG TDI

PA3 - JTAG TMS

PA8 - USB_PULLUP

PA9 - BOOT_ENTRY

PB11 - STATUS_LED with positive polarity

Flash

This firmware contains a bootloader, which is opensource from dapboot. The firmware folder contains three files:

bootloader.fwb, The bootloader, you can use STVP or stm32flash to flash into a blank chip.

firmware.fwb, The firmware, you HAVE TO use dfu-utils or anlogic dfu tool to flash into a chip which already contains a bootloader.

flash.bin, The firmware and the bootloader. You can use STVP or stm32flash to flash it into a blank chip, and it does work, not require you use dfu-utils to flash again.

I'm sorry I can't fully open this stuff's source, but I hope you like it!

Schematic & BUILD

It is located in 'schematic' directory. You can make one yourself.

Buy

Contact Anlogic Technologies.

Website: www.anlogic.com

License

EULA

Contribution

Zhiyuan Wan.

Anlogic Information.

2017