Allwinner A20 - Page 216

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1.15.7.12. TP PORT DATA REGISTER
Offset: 0x2c
Register Name: TP_PORT_DATA
Bit
Read/
Write
Default/
Hex
Description
31:12
/
/
/
3:0
R/W
0x0
TP_PORT_DATA
TP Port Data Value, TP_YN,TP_YP, TP_XN, TP_XP(y2/y1/x2/x1)