PCF8579T/1 NXP Semiconductors, PCF8579T/1 Datasheet - Page 21

• Manufacturer Part Number: PCF8579T/1
• Description: IC, LCD DRIVER, COLUMN, 56VSOP
• Manufacturer: NXP Semiconductors

Specifications of PCF8579T/1

• Supply Current: 9µA
• Meter Display Type: LCD
• Supply Voltage Range: 2.5V To 6V
• Driver Case Style: VSOP
• No. Of Pins: 56
• Operating Temperature Range: -40°C To +85°C
• Base Number: 8579
• Interface: RoHS Compliant
• Interface Type: I2C
• Rohs Compliant: Yes

Fig 16. Example of commands specifying initial data byte RAM locations
RAM ACCESS:
character mode
bank 1
S 0 1 1 1 1 0
slave address
LOAD X-ADDRESS: X-address = 8
S
A
0
R W
/
0 A
DEVICE SELECT:
subaddress 12
1
DEVICE SELECT
1 1 0 1 1 0
0
A
LOAD X-ADDRESS
1
RAM
0 0 0 1 0 0
last command
0
A
0
RAM ACCESS
1 1 1 0 0 0
bank 0
bank 1
bank 2
bank 3
1
A
READ
WRITE
S 0 1 1 1 1 0
slave address
DATA
S
A
0
R W
/
A
1 A
DATA
DATA
A
msa835
A