upd78f0124hgba1-8et-a Renesas Electronics Corporation., upd78f0124hgba1-8et-a Datasheet - Page 88

• Manufacturer Part Number: upd78f0124hgba1-8et-a
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

4.2.8 Port 13
88
Port 13 is a 1-bit output-only port.
Figure 4-16 shows a block diagram of port 13.
Remark When reset is effected, P130 outputs a low level. If P130 is set to output a high level before reset is
RD:
WD××: Write signal
effected, the output signal of P130 can be dummy-output as the reset signal to the CPU.
WR
Read signal
RD
PORT
Output latch
(P130)
Figure 4-16. Block Diagram of P130
CHAPTER 4 PORT FUNCTIONS
User’s Manual U16962EJ3V0UD
P130