hd64338342hw Renesas Electronics Corporation., hd64338342hw Datasheet - Page 469

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

13.1.3
Table 13.1 shows the LCD controller/driver pin configuration.
Table 13.1 Pin Configuration
Name
Segment output pins
Common output pins
Segment external expansion
signal pin*
LCD power supply pins
Note:
13.1.4
Table 13.2 shows the register configuration of the LCD controller/driver.
Table 13.2 LCD Controller/Driver Registers
Name
LCD port control register
LCD control register
LCD control register 2
LCD RAM
Clock stop register 2
* The external expansion function for LCD segments is not implemented in the H8/38347
Register Configuration
Pin Configuration
Group and H8/38447 Group.
Abbr.
LPCR
LCR
LCR2
—
CKSTPR2
Abbr.
SEG
COM
CL
CL
M
DO
V
0
, V
1
2
40
1
4
, V
to COM
to SEG
2
, V
3
1
1
R/W
R/W
R/W
R/W
R/W
R/W
Output
Output
Output
Output
Output
Output
—
I/O
H'FF
Initial Value
H'00
H'80
H'60
Undefined
Rev. 6.00 Aug 04, 2006 page 433 of 680
LCD segment drive pins
All pins are multiplexed as port pins
(setting programmable)
LCD common drive pins
Pins can be used in parallel with static
or 1/2 duty
Multiplexed as the display data latch
clock, SEG
Multiplexed as the display data shift
clock, SEG
Multiplexed as the LCD alternating
signal, SEG
Multiplexed as the serial display data,
SEG
Used when a bypass capacitor is
connected externally, and when an
external power supply circuit is used
Function
38
Section 13 LCD Controller/Driver
40
39
37
Address
H'FFC0
H'FFC1
H'FFC2
H'F740 to H'F753
H'FFFB
REJ09B0145-0600