hd66765 Renesas Electronics Corporation., hd66765 Datasheet - Page 3

• Manufacturer Part Number: hd66765
• Description: 396-channel Segment Driver With Internal Ram For 4096-color Displays - Hitachi Semiconductor
• Manufacturer: Renesas Electronics Corporation.

HD66765 Block Diagram
E/WR*/SCL
DB0/SDI,
DB1/SDO,
to DB15
RW/RD*
RESET*
IM2-1,
IM0/ID
Vcc
TEST
CCS*
CCL
CDA
CS*
RS
16
System
interface
- 16 bits
- 8 bits
- Serial peripheral
(SPI)
Common driver
interface
(serial)
Index register
(IR)
16
7
16
12
12
PWM grayscale circuit
Read data
latch
Graphics RAM
(GRAM)
34,848 bytes
12
Control register
Bit operation
Palette register
(CR)
12
Address counter
(PK)
3
Write data
latch
(AC)
16
48
16
OSC1 OSC2
Timing generator
CPG
Preliminary
CL1
FLM
M
DISPTMG
DCCLK
SEG1
to SEG396