STM8T143 STMicroelectronics, STM8T143 Datasheet - Page 28

• Manufacturer Part Number: STM8T143
• Description: Single-channel capacitive sensor for touch and proximity detection
• Manufacturer: STMicroelectronics

Device operation
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Table 4.
byte no.
Option
OPT2
OPT1
Bits [7:6]: Reserved, must be cleared
Bit 5: Output type in Control mode (see
Bit 4: Release threshold ratio
Bits [3:1]: Gain target
Bit 0: Reserved, must be cleared
Bit 7: Data streaming mode (see
Bits [6:5]: Low power mode (see
Bits [4:3]: Reference freeze timeout (see
Bit 2: t
Bit 1: Reserved, must be cleared
Bit 0: Dual output/Control mode (see
Option byte description
0: Proximity output
1: Touch output
0: 75 %
1: 90 %
000: 200
001: 250
010: 300
011: 350
100: 400
101: 550
110: 700
111: 850
0: Disabled
1: Enabled
00: Normal power mode
01: Low power mode 1
10: Low power mode 2
11: Low power mode 3
00: Infinite reference freeze
01: Reference freeze timeout 2
10: Reference freeze timeout 3
11: Reference freeze timeout 1
0: t
1: t
0: Pin 8 in Control input mode
1: Pin 8 in Proximity output mode
DYCAL1
DYCAL2
DYCAL
Doc ID 18315 Rev 3
Section 6.2.3: Data streaming
Section 6.4: Power
Section 6.2.1: Dual output
Description
Section 6.2.2: Control
Section 5.6: Debounce
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STM8T143