hd64338342hw Renesas Electronics Corporation., hd64338342hw Datasheet - Page 468

• Manufacturer Part Number: hd64338342hw
• Description: Renesas 8-bit Single-chip Microcomputer H8 Family/h8/300l Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

Section 13 LCD Controller/Driver
13.1.2
Figure 13.1 shows a block diagram of the LCD controller/driver.
Rev. 6.00 Aug 04, 2006 page 432 of 680
REJ09B0145-0600
/2 to /256
Legend:
LPCR: LCD port control register
LCR: LCD control register
LCR2: LCD control register 2
Note: * The external expansion function for LCD segments is not implemented in the H8/38347 Group and H8/38447 Group.
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Block Diagram
Display timing generator
Figure 13.1 Block Diagram of LCD Controller/Driver
LCD RAM
(32 bytes)
CL
LPCR
LCR2
LCR
2
CL
1
SEG
n,
M
DO
40-bit shift
data latch
Common
LCD drive power supply
register
Segment
Common
driver
driver
COM
COM
SEG
SEG
SEG
SEG
SEG
SEG
V
V
V
V
V
0
1
2
3
SS
40
39
38
37
36
1
1
4
/CL
/CL
/DO*
/M*
1
2
*
*