Datasheet

AR1100 RESISTIVE USB AND RS-232 TOUCH SCREEN CONTROLLER
DS41606B-page 24  2011 Microchip Technology Inc.
5.9 Command: EE_READ_PARAMS
Read entire set of operational parameters from
EEPROM to RAM.
COMMAND PACKET:
RESPONSE PACKET:
5.10 Command: EE_WRITE_PARAMS
Write entire set of operational parameters to EEPROM
from RAM.
COMMAND PACKET:
RESPONSE PACKET:
5.11 Command: USB_MODE_GENERIC
Set default USB mode (device type) to
“HID-GENERIC”. Mode HID-GENERIC is required for
low-level configuration commands, calibration and boot
load operations. No RESPONSE packet is returned.
COMMAND PACKET:
RESPONSE PACKET:
None.
5.12 Command: USB_MODE_MOUSE
Set default USB mode (device type) to ‘HID-MOUSE’.
COMMAND PACKET:
RESPONSE PACKET:
None.
5.13 Command: USB_MODE_DIGITIZER
Set default USB mode (device type) to ‘HID-DIGI-
TIZER’.
COMMAND PACKET:
RESPONSE PACKET:
None.
TABLE 5-17: COMMAND: EE_READ_PARAMS
BYTE# VALUE DESCRIPTION
1 0x55 SYNC
20x01SIZE
3 0x23 COMMAND
TABLE 5-18: RESPONSE:
EE_READ_PARAMS
BYTE# VALUE DESCRIPTION
1 0x55 SYNC
22SIZE
3 STATUS STATUS
4 0x23 COMMAND
TABLE 5-19: COMMAND:
EE_WRITE_PARAMS
BYTE# VALUE DESCRIPTION
1 0x55 SYNC
20x01SIZE
3 0x2B COMMAND
TABLE 5-20: RESPONSE:
EE_WRITE_PARAMS
BYTE# VALUE DESCRIPTION
1 0x55 SYNC
22SIZE
3 STATUS STATUS
4 0x2B COMMAND
TABLE 5-21: COMMAND:
USB_MODE_GENERIC
BYTE# VALUE DESCRIPTION
1 0x55 SYNC
20x01SIZE
3 0x70 COMMAND
TABLE 5-22: COMMAND: USB_MODE_MOUSE
BYTE# VALUE DESCRIPTION
1 0x55 SYNC
20x01SIZE
3 0x71 COMMAND
TABLE 5-23: COMMAND:
USB_MODE_DIGITIZER
BYTE# VALUE DESCRIPTION
1 0x55 SYNC
20x01SIZE
3 0x72 COMMAND