UPD78F0838 Renesas Electronics Corporation., UPD78F0838 Datasheet - Page 152

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

150
P12:
PU12:
PM12:
RD:
WR
WR
WR
WR
RD
PORT
PU
PM
: Write signal
Port register 12
Pull-up resistor option register 12
Port mode register 12
Read signal
Output latch
Alternate
function
PM120
PU120
(P120)
PM12
PU12
P12
Figure 4-23. Block Diagram of P120
Preliminary User’s Manual U19748EJ1V0UD
CHAPTER 4 PORT FUNCTIONS
EV
DD
P-ch
P120/EXLVI