Compex WPJ558 HW, Manual

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WPJ558 Hardware Manual
6
Pin Assignment (Serial
Converters)
Signal
(Serial Converters)
Connected to Pin on
WPJ344
Signal
(WPJ344)
Pin 1 VCC(3.3V) – Red Pin 1 VCC (3.3V) – Red
Pin 2 TX – Green Pin 5 RX – Green
Pin 4 RX - Blue Pin 3 TX - Blue
Pin 6 GND – Black Pin 7 GND – Black
JTAG Port Header
The primary purpose of the board JTAG Port Header is to facilitate program download into Flash memory.
PIN SIGNAL PIN SIGNAL
1 TRST_N 2 GND
3 TDI 4 GND
5 TDO 6 GND
7 TMS 8 GND
9 TCK 10 GND
11 RESET 12 NC
13 DINT 14 3V3
Note:
Normally, it has a JTAG Programmer compatible with the board. It is
bundled with the board Development Kit. This JTAG programmer is
able to download file onto the Flash, and thus recover a corrupted
loader.
Arrangement of Cables on
Serial Converter to the board
Arrangement of Cables on the
board itself