UPD78F0386GK-8EU-A Renesas Electronics America, UPD78F0386GK-8EU-A Datasheet - Page 451

• 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: -

17.7.2 Two-time-slice display example
the segment signals (S0 to S23) and the common signals (COM0 and COM1) of the 78K0/LF2 chip. This example
displays data "12345.6" 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 S12 to S15 pins according to Table 17-6 at the timing of
the common signals COM0 and COM1; see Figure 17-18 for the relationship between the segment signals and LCD
segments.
corresponds to S15 must contain xx10.
the select voltage is applied to S15 at the timing of COM1, an alternate rectangle waveform, +V
to turn on the corresponding LCD segment.
Figure 17-19 shows how the 6-digit LCD panel having the display pattern shown in Figure 17-18 is connected to
The following description focuses on numeral "3" (
According to Table 17-6, it is determined that the display data memory location (0FH of LCDSEG) that
Figure 17-20 shows examples of LCD drive waveforms between the S15 signal and each common signal. When
Remark
n = 0 to 5
Figure 17-18. Two-Time-Slice LCD Display Pattern and Electrode Connections
S
4n+3
S
4n+2
Table 17-6. Select and Deselect Voltages (COM0 and COM1)
Common
COM0
COM1
Segment
CHAPTER 17 LCD CONTROLLER/DRIVER
User’s Manual U17504EJ2V0UD
S
S
Deselect
4n
Select
4n+1
S12
) displayed in the fourth digit. To display "3" in the LCD panel,
Select
Select
S13
Deselect
Select
S14
COM0
Deselect
Select
S15
COM1
LCD
/ V
LCD
, is generated
449