Imported from GitHub: HarmonInstruments/JTAG_SWD · commit 8c34eef · license GPL-3.0

Description

A USB to JTAG and SWD adapter for use with OpenOCD

README

JTAG_SWD

JTAG

Hirose DF3A-6P-2DS header

Adapter Cables

Hirose DF3-6EP-2C 6 pin inline header

TC2030-MCP TC2030-MCP-NL

Pinout

Pin	JTAG	Serial Wire	AVR
1	VCC	VCC	VCC
2	TCK	SWCLK	SCK
3	GND	GND	GND
4	TDO	SWDIO	MISO
5	NC	jumper to 6	NC
6	NC	jumper to 5	NC
7	TDI	SWDIO	MOSI
8	TMS	NC	RST

OpenOCD config for ECP5-12

interface ftdi
ftdi_channel 0
ftdi_vid_pid 0x0403 0x6014
ftdi_layout_init 0x0058 0x00fb
ftdi_layout_signal nTRST -data 0x0010
ftdi_layout_signal nSRST -oe 0x0020
adapter_khz 10000

telnet_port 4444
gdb_port 3333
transport select jtag
reset_config none

jtag newtap lfe5 tap -expected-id 0x21111043 -irlen 8 -irmask 0xFF -ircapture 0x5
init
scan_chain
svf -tap lfe5.tap -quiet -progress build/display_fpga.svf
shutdown

OpenOCD config for XC7A15T

interface ftdi
ftdi_channel 0
ftdi_vid_pid 0x0403 0x6014
ftdi_layout_init 0x0058 0x00fb
ftdi_layout_signal nTRST -data 0x0010
ftdi_layout_signal nSRST -oe 0x0020
telnet_port 4444
gdb_port 3333
transport select jtag
reset_config none
jtag newtap artix7 tap -irlen 6 -ignore-version -expected-id 0x0362E093
pld device virtex2 artix7.tap
adapter_khz 10000
adapter_nsrst_delay 200
init
pld load 0 top.bit
virtex2 read_stat 0
shutdown

OpenOCD for SWD STM32F4

swd.cfg

source [find openocd.cfg]
flash info 0
flash write_image erase digital.elf
reset run
exit

openocd.cfg

interface ftdi
transport select swd
ftdi_channel 0
ftdi_vid_pid 0x0403 0x6014
ftdi_layout_init 0x0058 0x00fb
ftdi_layout_signal SWD_EN -data 0x0200
adapter_khz 1000
telnet_port 4444
gdb_port 3333
reset_config none
source [find target/stm32f4x.cfg]
init
reset halt
sleep 100

AVRDude

avrdude -c c232hm -P USB -p m32u4 -v -b 500000

Higher baud rates failed.