upd78f0114hgb-8es-a Renesas Electronics Corporation., upd78f0114hgb-8es-a Datasheet - Page 87

• Manufacturer Part Number: upd78f0114hgb-8es-a
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

4.2.5 Port 6
using port mode register 6 (PM6).
Port 6 is a 4-bit I/O port with an output latch. Port 6 can be set to the input mode or output mode in 1-bit units
The P60 to P63 pins are N-ch open-drain pins.
RESET input sets port 6 to input mode.
Figure 4-12 shows a block diagram of port 6.
PM6:
RD:
WR
WR
WR
: Write signal
RD
PORT
Port mode register 6
Read signal
PM
PM60 to PM63
(P60 to P63)
Output latch
PM6
Figure 4-12. Block Diagram of P60 to P63
CHAPTER 4 PORT FUNCTIONS
User’s Manual U16961EJ4V0UD
Selector
P60 to P63
87