stmpe610 STMicroelectronics, stmpe610 Datasheet - Page 27

• Manufacturer Part Number: stmpe610
• Description: Advanced Touch Screen Controller With 6-bit Port Expander
• Manufacturer: STMicroelectronics

STMPE610
ADC_CTRL2
Address:
Type:
Reset:
Description:
ADC_CAPT
Address:
Type:
Reset:
Description:
7
7
[1:0] ADC_FREQ: Selects the clock speed of ADC
[7:0] CH[7:0]: ADC channel data capture
[7] RESERVED
[6] RESERVED
[5] RESERVED
[4] RESERVED
[3] RESERVED
[2] RESERVED
6
6
0x21
R/W
0x01
ADC control.
00: 1.625 MHz typ.
01: 3.25 MHz typ.
10: 6.5 MHz typ.
11: 6.5 MHz typ.
0x22
R/W
0xFF
To initiate ADC data acquisition
Write '1' to initiate data acquisition for the corresponding channel. Writing '0' has no effect.
Reads '1' if conversion is completed. Reads '0' if conversion is in progress.
5
5
RESERVED
4
4
ADC control 2
ADC channel data capture
CH[7:0]
3
3
2
2
ADC_FREQ_1
Analog-to-digital converter
1
1
ADC_FREQ_0
0
0
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