UPD78F0890GK(A)-GAJ-AX NEC, UPD78F0890GK(A)-GAJ-AX Datasheet - Page 33

• Manufacturer Part Number: UPD78F0890GK(A)-GAJ-AX
• Description: 8BIT MCU, 128K FLASH, 7K RAM, LQFP
• Manufacturer: NEC

Specifications of UPD78F0890GK(A)-GAJ-AX

• Controller Family/series: UPD78F
• No. Of I/o's: 55
• Ram Memory Size: 7KB
• Cpu Speed: 20MHz
• No. Of Timers: 10
• No. Of Pwm: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 128KB
• Oscillator Type: External, Internal

2.2.5 P50 to P53 (port 5)
register 5 (PM5). Use of an on-chip pull-up resistor can be specified by pull-up resistor option register 5 (PU5).
2.2.6 P60 to P63 (port 6)
mode register 6 (PM6).
2.2.7 P70 to P76 (port 7)
pins, buzzer output pins, CAN I/F I/O, serial interface data I/O and clock I/O.
(1)
(2)
P50 to P53 function as a 4-bit I/O port. P50 to P53 can be set to input or output in 1-bit units using port mode
P60 to P63 function as a 4-bit I/O port. P60 to P63 can be set to input port or output port in 1-bit units using port
P60 to P63 are N-ch open-drain pins.
P70 to P76 function as a 7-bit I/O port. These pins also function as external interrupt request input, clock output
The following operation modes can be specified in 1-bit units.
P70 to P76 function as a 7-bit I/O port. P70 to P76 can be set to input or output in 1-bit units using port mode
register 7 (PM7). Use of an on-chip pull-up resistor can be specified by pull-up resistor option register 7 (PU7).
P70 to P77 function as external interrupt request input, output pins, buzzer output pins, CAN I/F I/O, serial
interface data I/O and clock I/O.
(a) INTP6, INTP7
(b) CRxD
(c) CTxD
(d) PCL
(e) BUZ
(f) SI11
(g) SO11
(h) SCK11
Port mode
Control mode
These are the external interrupt request input pins for which the valid edge (rising edge, falling edge, or both
rising and falling edges) can be specified.
This is the CAN serial receive data input pin.
This is the CAN serial transmit data output pin.
This is a clock output pin.
This is a buzzer output pin.
This is a serial interface serial data input pin.
This is a serial interface serial data output pin.
This is the serial interface serial clock I/O pin.
CHAPTER 2 PIN FUNCTIONS
User’s Manual U17554EJ4V0UD
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