STMPE821 Datasheet, PDF (15/55 Pages) STMicroelectronics – 8-bit Xpander Logic™ with touchkey controller

STMPE821
System and identification registers
6
System and identification registers
Table 6. System and identification registers map
Address Register name Bit
Type
Reset
0x00
CHIP_ID_0
16
R
0x08
0x01
0x02
CHIP_ID_1
ID_VER
16
R
8
R
0x21
0x01
0x03
SYS_CFG_1
8
R/W
0x00
0x04
SYS_CFG_2
8
R/W
0xEF
Function
Device identification
Device identification
Revision number
System configuration 1
System configuration 2
CHIP_ID_x
Address:
Type:
Reset:
Description:
Device identification
0x00, 0x01
R
0x08, 0x21
16-bit device identification
ID_VER
Address:
Type:
Reset:
Description:
Revision number
0x02
R
0x01
16-bit revision number
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