AR1100-I MICROCHIP [Microchip Technology], AR1100-I Datasheet - Page 23

• Manufacturer Part Number: AR1100-I
• Description: AR1100 Resistive USB and RS-232 Touch Screen Controller
• Manufacturer: MICROCHIP [Microchip Technology]

5.6
Write one or more operational registers.
COMMAND PACKET:
TABLE 5-11:
RESPONSE PACKET:
TABLE 5-12:
5.7
Read one or more bytes from EEPROM.
COMMAND PACKET:
TABLE 5-13:
 2011 Microchip Technology Inc.
BYTE#
BYTE#
BYTE#
5+N
...
1
2
3
4
5
6
1
2
3
4
1
2
3
4
5
6
Command: REG_WRITE
Command: EE_READ
REG[ADR+N-1]
REG[ADR]
STATUS
VALUE
VALUE
VALUE
0x55
0x21
0x00
ADR
0x55
0x02
0x21
0x55
0x04
0x28
0x00
ADR
N+2
...
N
COMMAND: REG_WRITE
RESPONSE: REG_WRITE
COMMAND: EE_READ
SYNC
SIZE (N = # of REGS to
WRITE)
COMMAND
REGISTER ADDRESS
(MSB)
REGISTER ADDRESS
(LSB)
REGISTER VALUE
REGISTER VALUE(S)
SYNC
SIZE
STATUS
COMMAND
SYNC
SIZE
COMMAND
EE ADDRESS (MSB)
EE ADDRESS (LSB)
Number of bytes to read
REGISTER VALUE
DESCRIPTION
DESCRIPTION
DESCRIPTION
RESPONSE PACKET:
TABLE 5-14:
5.8
Write one or more bytes to EEPROM.
COMMAND PACKET:
TABLE 5-15:
RESPONSE PACKET:
TABLE 5-16:
BYTE#
BYTE#
4+N
5+N
BYTE#
...
...
1
2
3
4
5
1
2
3
4
5
6
1
2
3
4
Command: EE_WRITE
EE[ADR+N-1]
EE[ADR+N-1]
EE[ADR]
EE[ADR]
STATUS
STATUS
VALUE
VALUE
VALUE
0x55
0x28
0x55
0x29
0x00
ADR
N+2
4+N
0x55
0x29
...
...
2
RESPONSE: EE_READ
COMMAND: EE_WRITE
RESPONSE: EE_WRITE
SYNC
SIZE
STATUS
COMMAND
SYNC
SIZE (N = # of BYTES to
WRITE)
STATUS
COMMAND
EE VALUE
EE VALUE VALUE(S)
EE VALUE
SYNC
SIZE (N = # of REGS to
WRITE)
COMMAND
EE ADDRESS (MSB)
EE ADDRESS (LSB)
EE VALUE
EE VALUE(S)
EE VALUE
DESCRIPTION
DESCRIPTION
DESCRIPTION
DS41606B-page 23