NEC 78K0 Series User Manual page 109
8-bit single-chip microcontrollers
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- User manual (626 pages) ,
- User manual (59 pages) ,
- User manual (129 pages)
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WR
PU
PU1
PU11, PU14
Alternate
function
RD
WR
PORT
P1
Output latch
(P11, P14)
WR
PM
PM1
PM11, PM14
P1:
Port register 1
PU1:
Pull-up resistor option register 1
PM1:
Port mode register 1
RD:
Read signal
WR××: Write signal
CHAPTER 5 PORT FUNCTIONS
Figure 5-9. Block Diagram of P11 and P14
Preliminary User's Manual U17260EJ3V1UD
EV
DD
P-ch
P11/SI10/RxD0,
P14/RxD6
109
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