hd66100 Renesas Electronics Corporation., hd66100 Datasheet - Page 346

• Manufacturer Part Number: hd66100
• Description: H8/3867 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 pins
LCD power supply pins
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
Pin Configuration
Register Configuration
Abbrev.
SEG
COM
CL
CL
M
DO
V
0
, V
1
2
32
4
1
, V
to COM
to SEG
Abbrev.
LPCR
LCR
LCR2
—
CKSTPR2
2
, V
3
1
1
I/O
Output
Output
Output
Output
Output
Output
—
R/W
R/W
R/W
R/W
R/W
R/W
Function
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
Display data latch clock, multiplexed as
SEG
Display data shift clock, multiplexed as
SEG
LCD alternation signal, multiplexed as
SEG
Serial display data, multiplexed as SEG
Used when a bypass capacitor is
connected externally, and when an
external power supply circuit is used
32
31
29
Initial Value
H'00
H'80
H'60
Undefined
H'FF
Address
H'FFC0
H'FFC1
H'FFC2
H'F740, H'F75F
H'FFFB
331
30