PCF8578H/1 NXP Semiconductors, PCF8578H/1 Datasheet - Page 26

• Manufacturer Part Number: PCF8578H/1
• Description: LCD Drivers LCD DRVR DOT MATRIX
• Manufacturer: NXP Semiconductors

Specifications of PCF8578H/1

• Maximum Clock Frequency: 3.3 KHz
• Operating Supply Voltage: 2.5 V to 6 V
• Maximum Power Dissipation: 400 mW
• Maximum Operating Temperature: + 85 C
• Package / Case: LQFP-64
• Maximum Supply Current: 50 uA
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: PCF8578H/1,157

Fig 19. 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