EM65101
128COM/160SEG 16 Gray Scale Level LCD Driver
2) Read
WRITE #F2H
WRITE #53H
WRITE #00H
// set RE FLAG 010 ꢁ INSTRUCTION Bank 2
// set NIB1~NIB0=11 ꢁ read Extension Command
// set EEPROM operating mode ꢁ reading;
read data from EEPROM
DELAY >10 uS
WRITE #06H
// wait >10 uS to finish reading
// set EEPROM mode ꢁreserve (finish reading data
from EEPROM
WRITE #52H
WRITE #00H
// set NIB1~NIB0=10 ꢁ read Extension Command
// set EEPROM operating mode ꢁ reading;
read data from EEPROM
DELAY >10 uS
WRITE #06H
// wait >10 uS to finish reading
// set EEPROM mode ꢁreserve (finish reading data
from EEPROM
WRITE #51H
WRITE #00H
//set NIB1~NIB0=01 ꢁ read CV5~CV4
// set EEPROM operating mode ꢁ reading;
read data from EEPROM to the CV5~CV4 registers
DELAY >10 uS
WRITE #06H
// wait >10 uS to finish reading
// set EEPROM mode ꢁreserve (finish reading data
from EEPROM to the CV5~CV4 registers)
WRITE #50H
WRITE #00H
//set NIB1~NIB0=00 ꢁ read CV3~CV0
// set EEPROM operating mode ꢁreading; read data
from EEPROM to the CV3~CV0 registers
DELAY >10 uS
WRITE #06H
// wait >10 uS to finish reading
// set EEPROM mode ꢁreserve (finish reading data
from EEPROM to the CV3~CV0 registers)
NOTE
When reading from CV5~CV0, you must read the EEPROM data to CV5~CV4 (upper
nibble register) first, then read the EEPROM data to CV3~CV0 (lower nibble
registers).
Product Specification (V0.4) 08.15.2005
• 31
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
