STMPE811_08 Datasheet, PDF (20/54 Pages) STMicroelectronics – 8-bit port expander with advanced touchscreen controller

System and identification registers
STMPE811
SPI_CFG
7
6
5
RESERVED
SPI interface configuration
4
3
2
1
AUTO_INCR
SPI_CLK_MOD1
0
SPI_CLK_MOD0
Address:
0x08
Type:
R/W
Reset:
0x01
Description:
SPI interface configuration register
[7:3] RESERVED
[2] AUTO_INCR: Bitfield description
This bit defines whether the SPI transaction follows an addressing scheme that internally
autoincrements or not
[1] SPI_CLK_MOD1: Bitfield description
This bit reflects the value of the SCAD/A0 pin during power-up reset
[0] SPI_CLK_MOD0: Bitfield description
This bit reflects the value of the SCAD/A0 pin during power-up reset
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