UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 72

• Manufacturer Part Number: UPD78F0537DGA(T)-9EV-A
• Description: 8BIT MCU, 128K FLASH, 7KB RAM, SMD
• Manufacturer: NEC

Specifications of UPD78F0537DGA(T)-9EV-A

• Controller Family/series: UPD78
• No. Of I/o's: 55
• Ram Memory Size: 7KB
• Cpu Speed: 20MHz
• No. Of Timers: 8
• No. Of Pwm: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 128KB
• Oscillator Type: External, Internal

72
SP
SP
SP
SP
SP
SP
Figure 3-20. Data to Be Restored from Stack Memory
(c) RETI, RETB instructions (when SP = FEDDH)
(a) POP rp instruction (when SP = FEDEH)
(b) RET instruction (when SP = FEDEH)
FEDDH
FEDEH
FEDEH
FEE0H
FEE0H
FEE0H
CHAPTER 3 CPU ARCHITECTURE
User’s Manual U17260EJ6V0UD
FEDDH
FEDEH
FEDEH
FEDEH
FEDFH
FEDFH
FEDFH
FEE0H
FEE0H
FEE0H
Register pair higher
Register pair lower
PC15 to PC8
PC15 to PC8
PC7 to PC0
PC7 to PC0
PSW