UPD78F0413GA-GAM-AX NEC, UPD78F0413GA-GAM-AX Datasheet - Page 389

• 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

and segment signals.
Figure 15-8 shows the common signal waveforms, and Figure 15-9 shows the voltages and phases of the common
T: One LCD clock period
T: One LCD clock period
T: One LCD clock period
(Three-time slot mode)
(Three-time slot mode)
(Two-time slot mode)
(Four-time slot mode)
(Static display)
COMn
COMn
COMn
COMn
COMn
T
F
= T
T
F
= 2
T
T
F
F
= 3
T
= 3
F
Figure 15-8. Common Signal Waveforms
T
= 4
CHAPTER 15 LCD CONTROLLER/DRIVER
T
T
T
T
T
T
F
F
F
: Frame frequency
: Frame frequency
: Frame frequency
User’s Manual U18698EJ1V0UD
(a) Static display mode
(b) 1/2 bias method
(c) 1/3 bias method
V
LV
LC0
V
V
LV
V
V
LV
V
V
V
LV
V
V
V
LV
SS
LC0
LC2
LC0
LC2
LC0
LC1
LC2
LC0
LC1
LC2
SS
SS
SS
SS
V
LCD
V
V
V
V
LCD
LCD
LCD
LCD
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