OLIMEX© 2012
LPC-P1227 User's Manual
6
GND
16
GND
7
SWDIO
17
GND
8
GND
18
GND
9
SWCLK
19
+5V
10
GND
20
GND
6.3 SWD2 Header
Note! It doesn't have connector mounted, if you wish to use 20 pin SWD debugger you have to
mount connector yourself. Signal between the two SWD interfaces is controlled by
CLK_ALT/CLK_DEF and DIO_ALT/DIO_DEF. If you set them in _ALT positions the SWD2
would be enabled.
SWD2 Header
Pin #
Signal Name
Pin #
Signal Name
1
+3.3V
6
SWO
2
SWDIO
7
Not connected
3
GND
8
Not connected
4
SWCLK
9
GND
5
GND
10
RST
6.4 UEXT
LPC-P1227 board has UEXT connector and can interface Olimex's UEXT modules.
For more information on UEXT please visit:
http://www.olimex.com/dev/OTHER/UEXT.pdf
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