Keypad Test - Advantech ROM-3420CD-MDA1E User Manual

Hello
3.1.19

Keypad Test

3.1.19.1 perform following command:
# evtest /dev/input/event1
Input driver version is 1.0.1
Input device ID: bus 0x19 vendor 0x0 product 0x0 version 0x0
Input device name: "matrix‐keypad"
Supported events:
Event type 0 (Sync)
Event type 1 (Key)
Event code 1 (Esc)
Event code 2 (1)
Event code 3 (2)
Event code 4 (3)
Event code 5 (4)
Event code 6 (5)
Event code 7 (6)
Event code 8 (7)
Event code 9 (8)
Event code 10 (9)
Event code 11 (0)
Event code 12 (Minus)
Event code 13 (Equal)
Event code 14 (Backspace)
Event code 15 (Tab)
Event code 16 (Q)
Event type 4 (Misc)
Event code 4 (ScanCode)
Event type 20 (Repeat)
Testing ... (interrupt to exit)
3.1.19.2 press any keypad button
Real example for keypad1 button as following:
A) While keypad1 pressed
Event: time 947201564.418599, type 4 (Misc), code 4 (ScanCode), value 03
Event: time 947201564.418606, type 1 (Key), code 4 (3), value 1
Event: time 947201564.418608, ‐‐‐‐‐‐‐‐‐‐‐‐‐‐ Report Sync ‐‐‐‐‐‐‐‐‐‐‐‐
B) While keypad1 keep pressed
Event: time 947201564.668613, type 1 (Key), code 4 (3), value 2
Event: time 947201564.668614, ‐‐‐‐‐‐‐‐‐‐‐‐‐‐ Report Sync ‐‐‐‐‐‐‐‐‐‐‐‐
C) While keypad1 released
Event: time 947201564.998592, type 4 (Misc), code 4 (ScanCode), value 03
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