UPD78F0386GK-8EU-A Renesas Electronics America, UPD78F0386GK-8EU-A Datasheet - Page 448

• Manufacturer Part Number: UPD78F0386GK-8EU-A
• Description: MCU 96KB FLASH 5KB RAM
• Manufacturer: Renesas Electronics America
• Series: 78K0/Lx2r

Specifications of UPD78F0386GK-8EU-A

• Core Processor: 78K/0
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: 3-Wire SIO, I²C, LIN, UART/USART
• Peripherals: LCD, LVD, POR, PWM, WDT
• Number Of I /o: 26
• Program Memory Size: 96KB (96K x 8)
• Program Memory Type: FLASH
• Ram Size: 5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

17.7 Display Modes
17.7.1 Static display example
to the segment signals (S0 to S23) and the common signal (COM0) of the 78K0/LF2 chip. This example displays data
"12.3" in the LCD panel. The contents of the display data memory (addresses 00H to 17H of LCDSEG) correspond to
this display.
panel, it is necessary to apply the select or deselect voltage to the S8 to S15 pins according to Table 17-5 at the
timing of the common signal COM0; see Figure 17-15 for the relationship between the segment signals and LCD
segments.
LCDSEG) must be 10110111.
S11 at the timing of COM0, an alternate rectangle waveform, +V
LCD segment.
together to increase the driving capacity.
446
Figure 17-16 shows how the three-digit LCD panel having the display pattern shown in Figure 17-15 is connected
The following description focuses on numeral "2." (
According to Table 17-5, it is determined that the bit-0 pattern of the display data memory locations (08H to 0FH of
Figure 17-17 shows the LCD drive waveforms of S11 and S12, and COM0. When the select voltage is applied to
COM1 to COM3 are supplied with the same waveform as for COM0. So, COM0 to COM3 may be connected
Remark
Common
COM0
n = 0 to 2
Segment
S
8n+6
S
Figure 17-15. Static LCD Display Pattern and Electrode Connections
8n+4
Select
S8
Table 17-5. Select and Deselect Voltages (COM0)
S
8n+7
S
8n+3
CHAPTER 17 LCD CONTROLLER/DRIVER
Deselect
S9
User’s Manual U17504EJ2V0UD
S
S
S
S
8n+2
8n+5
8n+1
8n
Select
S10
) displayed in the second digit. To display "2." in the LCD
Select
S11
LCD
/ V
Deselect
LCD
COM0
S12
, is generated to turn on the corresponding
Select
S13
Select
S14
Select
S15