stmpe16m31 STMicroelectronics, stmpe16m31 Datasheet - Page 20

• Manufacturer Part Number: stmpe16m31
• Description: S-touch? 16/24-channel Touchkey Controller With Pwm And Ratio Engines
• Manufacturer: STMicroelectronics

Register map and function description
20/85
Table 8.
Address
0x5C
0x5D
0x7C
0x5A
0x5B
0x5E
0x5F
0x53
0x54
0x55
0x56
0x57
0x58
0x59
0x70
0x71
0x72
0x76
0x77
0x78
0x80
0x81
0x82
0x83
0x84
0x87
0x90
Register map (continued)
PWM_5_RAMP_RATE
PWM_6_RAMP_RATE
PWM_7_RAMP_RATE
RATIO_ENG_REPT_C
RATIO_ENG_1_DATA
RATIO_ENG_2_DATA
RATIO_ENG_1_CFG
RATIO_ENG_2_CFG
RATIO_ENG_SET
RATIO_ENG_STA
CAP_SEN_CTRL
KEY_FILT_CTRL
Register name
PWM_5_CTRL
PWM_6_CTRL
PWM_7_CTRL
PWM_4_TRIG
PWM_5_TRIG
PWM_6_TRIG
PWM_7_TRIG
PWM_5_SET
PWM_6_SET
PWM_7_SET
DATA_TYPE
CAL_MOD
MAF_SET
CAL_INT
CH_SEL
TRL
Doc ID 16174 Rev 3
Reset value
0x00000000
0x000000
0x000000
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
I
RW
2
R
R
R
C
STMPE16M31, STMPE24M31
Capacitive sensor control
General setup of ratio engine
PWM4 trigger
PWM5 setup
PWM5 control
PWM5 ramp rate
PWM5 trigger
PWM6 setup
PWM6 control
PWM6 ramp rate
PWM6 trigger
PWM7 setup
PWM7 control
PWM7 ramp rate
PWM7 trigger
Ratio engine report control
(only available in final silicon)
Selects active capacitive
channels
10mS – 64S calibration interval
Selects calibration model
Control of median averaging
filter
Selects type of data available in
channel data ports.
0x01: TVR
0x02: EVR
0x03: Channel delay
0x04: Impedance (13-bit)
0x05:Calibrated Impedance (13-
bit)
0x06:Locked impedance (13-bit)
Configuration of ratio engine 1
Configuration of ratio engine 2
Status of ratio engine
Output data of ratio engine 1
Output data of ratio engine 2
General key filter control
Register function