UPD78F0138 NEC, UPD78F0138 Datasheet - Page 99

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

PU1:
PM1:
RD:
WR××: Write signal
WR
WR
WR
RD
PORT
PM
PU
Read signal
Pull-up resistor option register 1
Port mode register 1
PM12, PM15
PU12, PU15
Output latch
(P12, P15)
Alternate
function
PM1
PU1
Figure 4-8. Block Diagram of P12 and P15
CHAPTER 4 PORT FUNCTIONS
User’s Manual U16228EJ2V0UD
EV
DD
P-ch
P12/SO10
P15/TOH0
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