UPD78F0838 Renesas Electronics Corporation., UPD78F0838 Datasheet - Page 686

• Manufacturer Part Number: UPD78F0838
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

(a) PD78F0838, 78F0839
(b) PD78F0840, 78F0841, 78F0846, 78F0847
(c) PD78F0842, 78F0843, 78F0848, 78F0849
684
• Internal resistance division
• Internal resistance division
• Internal resistance division
Table 17-1 lists the maximum number of pixels that can be displayed in each display mode.
Notes 1. 5-digit LCD panel, each digit having an 8-segment
Notes 1. 4-digit LCD panel, each digit having an 8-segment
Notes 1. 4-digit LCD panel, each digit having an 8-segment
LCD Driver Voltage
LCD Driver Voltage
LCD Driver Voltage
2. 15-digit LCD panel, each digit having a 3-segment
3. 20-digit LCD panel, each digit having a 2-segment
2. 12-digit LCD panel, each digit having a 3-segment
3. 16-digit LCD panel, each digit having a 2-segment
2. 12-digit LCD panel, each digit having a 3-segment
3. 16-digit LCD panel, each digit having a 2-segment
Generator
Generator
Generator
1/3
1/3
1/3
Mode
Mode
Mode
Bias
Bias
Bias
Table 17-1. Maximum Number of Pixels
CHAPTER 17 LCD CONTROLLER/DRIVER
Preliminary User’s Manual U19748EJ1V0UD
Time Slices
Static
3
4
Time Slices
Static
3
4
Time Slices
Static
3
4
Number of
Number of
Number of
COM0 (COM1 to COM3)
COM0 to COM2
COM0 to COM3
COM0 (COM1 to COM3)
COM0 to COM2
COM0 to COM3
COM0 (COM1 to COM3)
COM0 to COM2
COM0 to COM3
Common Signals Used
Common Signals Used
Common Signals Used
configuration.
configuration.
configuration.
configuration.
configuration.
configuration.
configuration.
configuration.
configuration.
Number of
40
Number of
32
Number of
28
Segments
Segments
Segments
40 (40 segment signals,
1 common signal)
120 (40 segment signals,
3 common signals)
160 (40 segment signals,
4 common signals)
32 (32 segment signals,
1 common signal)
96 (32 segment signals,
3 common signals)
128 (32 segment signals,
4 common signals)
28 (28 segment signals,
1 common signal)
84 (28 segment signals,
3 common signals)
112 (28 segment signals,
4 common signals)
Maximum Number of
Maximum Number of
Maximum Number of
Pixels
Pixels
Pixels
Note 1
Note 1
Note 1
Note 2
Note 3
Note 2
Note 3
Note 2
Note 3