UPD78F0838 Renesas Electronics Corporation., UPD78F0838 Datasheet - Page 119

• Manufacturer Part Number: UPD78F0838
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

4.2 Port Configuration
Control register
Port
Pull-up resistor
Ports include the following hardware.
Note 5 V tolerant / N-ch open-drain output selectable.
Item
Port mode register
Port register
Pull-up resistor
option register
Total
Total
PM0 to PM3, PM6 to PM8, PM12
P0 to P3, P6 to P8, P12
PU0, PU1, PU3, PU6, PU7, PU12
47
(CMOS I/O: 45, N-ch open drain I/O
31
Preliminary User’s Manual U19748EJ1V0UD
CHAPTER 4 PORT FUNCTIONS
Table 4-2. Port Configuration
78K0/DE2
Note
Configuration
: 2)
PM0 to PM3, PM6 to PM9, PM12
P0 to P3, P6 to P9, P12
63
(CMOS I/O: 61, N-ch open drain I/O
41
78K0/DF2
Note
: 2)
117