
MAX11800–MAX11803
Low-Power, Ultra-Small Resistive Touch-Screen
Controllers with I2C/SPI Interface
18
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DIRECT CONVERSION MODE
PANEL TIMING
0x05
PANEL SETUP
0x69–0x6F
CONFIGURATION
REGISTERS
SETUP, MEASUREMENTS,
AND READBACK COMMANDS
OPERATION MODE
N/A
COMBINED MEASUREMENT
MEASUREMENT: 0x70–0x75
DATA READBACK: 0x52–0x59
N/A
PANEL MEASUREMENT
MEASUREMENT: 0x78–0x7F
DATA READBACK: 0x52–0x59
AUX
0x0A
AUX MEASUREMENT
MEASUREMENT: 0x76–0x77
DATA READBACK: 0x5A–0x5B
MAX11802/MAX11803
OPERATION MODES
PANEL SETUP
AVERAGING METHOD
0x03, 0x0B
N/A
EDGE INTERRUPT MODE
0x01
N/A
CONTINUOUS INTERRUPT MODE
0x01
N/A
EVENT TAG (ETAG)
(FIFO NOT USED)
DATA READBACK: 0x52–0x59
MEASUREMENT TAG (MTAG)
(FIFO NOT USED)
DATA READBACK: 0x52–0x59
AVERAGING
INTERRUPTS
DATA TAGGING
N/A
ADC RESOLUTION AND TIMING
0x02, 0x04, 0x06
N/A
ADC
PUR AND PUF TIMING
0x07
N/A
TDM TIMING
MEASUREMENTS
TIRQ
0x01
Figure 3b. MAX11802/MAX11803 Operation Modes