UPD78F0413GA-GAM-AX NEC, UPD78F0413GA-GAM-AX Datasheet - Page 380

• Manufacturer Part Number: UPD78F0413GA-GAM-AX
• Description: 8BIT UC, 32K FLASH, 1KB RAM, LCD
• Manufacturer: NEC

Specifications of UPD78F0413GA-GAM-AX

• Controller Family/series: UPD78F
• No. Of I/o's: 30
• Ram Memory Size: 1024Byte
• Cpu Speed: 10MHz
• No. Of Timers: 8
• No. Of Pwm: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 32KB
• Oscillator Type: External, Internal

LCDMD
Symbol
Address: FFB0H
15.3 Registers Controlling LCD Controller/Driver
380
The following five registers are used to control the LCD controller/driver.
• LCD mode register (LCDMD)
• LCD display mode register (LCDM)
• LCD clock control register (LCDC0)
• Port function register 2 (PF2)
• Port function register ALL (PFALL)
(1)
Other than above
LCD mode register (LCDMD)
LCDMD sets the LCD drive voltage generator.
LCDMD is set using a 1-bit or 8-bit memory manipulation instruction.
Reset signal generation sets LCDMD to 00H.
Caution Bits 0 to 3, 6 and 7 must be set to 0.
MDSET1
7
0
0
0
1
After reset:
MDSET0
6
0
0
1
1
00H
R/W
External resistance division method
Internal resistance division method (no step-down transforming) (Used when V
Internal resistance division method (step-down transforming) (Used when V
Setting prohibited
Figure 15-2. Format of LCD Mode Register
MDSET1
CHAPTER 15 LCD CONTROLLER/DRIVER
5
User’s Manual U18698EJ1V0UD
MDSET0
4
LCD drive voltage generator selection
3
0
2
0
1
0
LCD
LCD
= 3/5V
= V
0
0
DD
DD
)
)