UPD78F0838 Renesas Electronics Corporation., UPD78F0838 Datasheet - Page 145

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

WR
WR
RD
PORT
PM
(a)
P8:
PM8:
RD:
WR
PD78F0836, 78F0837, 78F0842, 78F0843, 78F0844, 78F0845, 78F0848, and 78F0849
:
ZPD detect input
PM83, PM87
Output latch
(P83, P87)
Alternate
Port register 8
Port mode register 8
Read signal
Write signal
function
PM8
P8
Figure 4-20. Block Diagram of P83 and P87 (1/2)
Preliminary User’s Manual U19748EJ1V0UD
CHAPTER 4 PORT FUNCTIONS
P83/SM14/ZPD14,
P87/SM24/ZPD24
143