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4 switches and leds for debug use, Table 3-12, Debug switches – Artesyn COMX-P2020 Installation and Use (February 2015) User Manual

Page 73: Table 3-13, Debug leds, Controls, leds, and connectors

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Controls, LEDs, and Connectors

COMX-P2020 Module Installation and Use (6806800K97E)

73

3.2.4

Switches and LEDs for Debug Use

Programmers can use the switch and LEDs for debugging.

S3_23 is connected to GPIO15 of the processor. S3_23 appears as a SW detectable setting that
the firmware can read.

Note: GPIO15 is also connected to the COM Express connector J2-D45.

Table 3-12 Debug Switches

S3_23

Description

OFF

Debug Method 1

ON

Debug Method 2

Table 3-13 Debug Leds

LED

Description

D9

Connected to GPIO11

D11

Connected to GPIO14