UPD78F0386GK-8EU-A Renesas Electronics America, UPD78F0386GK-8EU-A Datasheet - Page 89

• 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: -

3.7.3 Subroutine call between memory banks
memory bank at the calling destination by using the BANK register there, execute the CALL instruction, and branch to
the call destination by that instruction.
executing the RET instruction.
Subroutines cannot be directly called between memory banks.
To call a subroutine between memory banks, branch once to the common area (0000H to 7FFFH), specify the
At this time, save the current value of the BANK register to RAM. Restore the value of the BANK register before
Common
area
Bank
area
Common
area
Bank
area
RET instruction
ruction
CALL
inst-
Memory bank m
Memory bank m
CHAPTER 3 CPU ARCHITECTURE
User’s Manual U17504EJ2V0UD
Change BANK and save
memory bank number at
calling source.
BR instruction
CALL instruction
instruction
CALL
RET instruction
Memory bank n
Memory bank n
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