NEC 78K0S/KA1+ Preliminary User's Manual page 52
8-bit single-chip microcontrollers
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Also See for 78K0S/KA1+:
- User manual (410 pages) ,
- Application note (49 pages) ,
- Application note (38 pages)
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WR
RD
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WR
PORT
WR
PU4:
PM4:
RD:
WR××: Write signal
52
CHAPTER 4 PORT FUNCTIONS
Figure 4-7. Block Diagram of P42
PU
PU4
PU42
Output latch
(P42)
PM
PM4
PM42
Alternate
function
Pull-up resistor option register 4
Port mode register 4
Read signal
Preliminary User's Manual U16898EJ1V0UD
V
DD
P-ch
P42/TOH1
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