NEC 78K0 User Manual page 105
8-bit single-chip microcontrollers
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WR
PU
PU1
PU12, PU15
RD
WR
PORT
Output latch
(P12, P15)
WR
PM
PM1
PM12, PM15
Alternate
function
PU1:
Pull-up resistor option register 1
PM1: Port mode register 1
RD:
Read signal
WR××: Write signal
CHAPTER 4 PORT FUNCTIONS
Figure 4-8. Block Diagram of P12 and P15
*
User's Manual U15947EJ2V0UD
EV
DD
P-ch
P12/SO10
P15/TOH0
105
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