UPD78F0386GK-8EU-A Renesas Electronics America, UPD78F0386GK-8EU-A Datasheet - Page 454

• 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: -

17.7.3 Three-time-slice display example
the segment signals (S0 to S23) and the common signals (COM0 to COM2) of the 78K0/LF2 chip. This example
displays data "123456.78" in the LCD panel. The contents of the display data memory (addresses 00H to 17H of
LCDSEG) correspond to this display.
it is necessary to apply the select or deselect voltage to the S6 to S8 pins according to Table 17-7 at the timing of the
common signals COM0 to COM2; see Figure 17-21 for the relationship between the segment signals and LCD
segments.
corresponds to S6 must contain x110.
in the 1/2 and 1/3 bias methods, respectively. When the select voltage is applied to S6 at the timing of COM1 or
COM2, an alternate rectangle waveform, +V
452
Figure 17-22 shows how the 8-digit LCD panel having the display pattern shown in Figure 17-21 is connected to
The following description focuses on numeral "6." (
According to Table 17-7, it is determined that the display data memory location (06H of LCDSEG) that
Figures 17-23 and 17-24 show examples of LCD drive waveforms between the S6 signal and each common signal
Remark
n = 0 to 7
Figure 17-21. Three-Time-Slice LCD Display Pattern and Electrode Connections
S
3n+2
Table 17-7. Select and Deselect Voltages (COM0 to COM2)
S
Common
COM0
COM1
COM2
3n+1
CHAPTER 17 LCD CONTROLLER/DRIVER
Segment
S
LCD
3n
User’s Manual U17504EJ2V0UD
/ V
LCD
Deselect
, is generated to turn on the corresponding LCD segment.
Select
Select
S6
) displayed in the third digit. To display "6." in the LCD panel,
Select
Select
Select
S7
Select
Select
COM2
S8
COM0
COM1