UPD784026 Renesas Electronics Corporation., UPD784026 Datasheet - Page 157

• Manufacturer Part Number: UPD784026
• Description: 16/8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

Internal
Bus
WR
RD
WR
WR
RD
WR
RD
SO0, SB0 Input
RD
PMC33
PMC33
PM33
PUO
PUO
OUT
P33
IN
Port 3 Mode Register
Figure 5-30 Block Diagram of P33 (Port 3)
Output Latch
PMC33
PM33
SO0 Output
P33
SB0 Output
CHAPTER 5 PORT FUNCTIONS
Pull-Up Resistor Option Register
PUO3
PMC33
SBI Mode
Selector
PMC33
Output Disable
Output
Disable
V
DD
P33
117