Table of Contents
Olimex USB OCD H
ARM JTAG programming and debugging interface which can also supply 5V power from USB and provide a standard RS232 serial interface.
See the Arduino due (clone pictured) for the command line operation.
Pinout
JTAG
1 VREF 2 VREF 3 TTRST_N 4 GND 5 TTDI 6 GND 7 TTMS 8 GND 9 TTCK 10 GND 11 TRTCK 12 GND 13 TTDO 14 GND 15 TSRST_N 16 GND 17 NC 18 GND 19 5V 20 GND Pin 19=5V if VREF=NC
RS232
DB9 plug
1 2 3 4 5 6 7 8 9
1 DCD 2 RX 3 TX 4 DTR 5 GND 6 DSR 7 RTS 8 CTS 9 NC
