UPD78F0138 NEC, UPD78F0138 Datasheet - Page 98

• Manufacturer Part Number: UPD78F0138
• Description: (UPD78xxxx) 8-Bit Single-Chip Microcontrollers
• Manufacturer: NEC

98
WR
PU1:
PM1:
RD:
WR××: Write signal
WR
WR
RD
PORT
PM
PU
Pull-up resistor option register 1
Port mode register 1
Read signal
PM11, PM14
PU11, PU14
Output latch
(P11, P14)
Alternate
function
PU1
PM1
Figure 4-7. Block Diagram of P11 and P14
CHAPTER 4 PORT FUNCTIONS
User’s Manual U16228EJ2V0UD
EV
DD
P-ch
P11/SI10/RxD0,
P14/RxD6