Datasheet

 2009-2012 Microchip Technology Inc. Preliminary DS41393B-page 43
AR1000 SERIES RESISTIVE TOUCH SCREEN CONTROLLER
0x20 Calibration LR Y-high
0x21 Calibration LL X-low
0x22 Calibration LL X-high
0x23 Calibration LL Y-low
0x24 Calibration LL Y-high
0x25 Calibration Flip State
0x26:0x7E <Special Use>
0x7F End of Controller Space
0x80:0xFF User Space
TABLE 9-7: AR1011/AR1021 EEPROM
AND REGISTER MAP
EEPROM Address Function
0x00 Not used
0x01 Configuration Registers –
Block Key
0x02 <Special Use>
0x03 <Special Use>
0x04 Touch Threshold
0x05 Sensitivity Filter
0x06 Sampling Fast
0x07 Sampling Slow
0x08 Accuracy Filter Fast
0x09 Accuracy Filter Slow
0x0A Speed Threshold
0x0B <Special Use>
0x0C Sleep Delay
0x0D Pen-Up Delay
0x0E Touch Mode
0x0F Touch Options
0x10 Calibration Inset
0x11 Pen State Report Delay
0x12 <Special Use>
0x13 Touch Report Delay
0x14 <Special Use>
0x15 Configuration Registers –
Checksum
0x16 Calibration - Block Key
0x17 Calibration UL X-low
0x18 Calibration UL X-high
0x19 Calibration UL Y-low
0x1A Calibration UL Y-high
0x1B Calibration UR X-low
0x1C Calibration UR X-high
TABLE 9-6: AR1010/AR1020 EEPROM
AND REGISTER MAP
EEPROM Address Function
0x1D Calibration UR Y-low
0x1E Calibration UR Y-high
0x1F Calibration LR X-low
0x20 Calibration LR X-high
0x21 Calibration LR Y-low
0x22 Calibration LR Y-high
0x23 Calibration LL X-low
0x24 Calibration LL X-high
0x25 Calibration LL Y-low
0x26 Calibration LL Y-high
0x27 Calibration Flip State
0x28 Calibration – Checksum
0x29:0x50 <Special Use>
0x51:0x7F <Reserved>
0x80:0xFF User Space
TABLE 9-7: AR1011/AR1021 EEPROM
AND REGISTER MAP
EEPROM Address Function