UPD78F0537DGA(T)-9EV-A NEC, UPD78F0537DGA(T)-9EV-A Datasheet - Page 33

• 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

(1) Port functions (2/2)
P40 to P43
P50 to P53
P60
P61
P62
P63
P70 to P77
P120
P121
P122
P123
P124
P130
P140
P141
Function Name
Note
µ
PD78F0537D only
I/O
I/O
I/O
I/O
I/O
Output
I/O
I/O
Port 4.
4-bit I/O port.
Input/output can be specified in 1-bit units.
Use of an on-chip pull-up resistor can be specified by a
software setting.
Port 5.
4-bit I/O port.
Input/output can be specified in 1-bit units.
Use of an on-chip pull-up resistor can be specified by a
software setting.
Port 6.
4-bit I/O port.
Output of P60 to P63 is N-ch open-drain output (6 V tolerance).
Input/output can be specified in 1-bit units.
Port 7.
8-bit I/O port.
Input/output can be specified in 1-bit units.
Use of an on-chip pull-up resistor can be specified by a
software setting.
Port 12.
5-bit I/O port.
Input/output can be specified in 1-bit units.
Only for P120, use of an on-chip pull-up resistor can be
specified by a software setting.
Port 13.
1-bit output-only port.
Port 14.
2-bit I/O port.
Input/output can be specified in 1-bit units.
Use of an on-chip pull-up resistor can be specified by a
software setting.
CHAPTER 2 PIN FUNCTIONS
User’s Manual U17260EJ6V0UD
Function
Input port
Input port
Input port
Input port
Input port
Output port
Input port
After Reset
SCL0
SDA0
EXSCL0
KR0 to KR7
INTP0/EXLVI
X1/OCD0A
X2/EXCLK/OCD0B
XT1
XT2/EXCLKS
PCL/INTP6
BUZ/INTP7
Alternate Function
−
−
−
−
Note
Note
33