RL78/G10 CHAPTER 2 PIN FUNCTIONS
R01UH0384EJ0311 Rev. 3.11 19
Dec 22, 2016
Figure 2-5. Pin Block Diagram for Pin Type 7-1-2
RD
WR
PORT
WR
PM
WR
PU
Pmn
WR
POM
P-ch
N-ch
P-ch
V
DD
V
DD
V
SS
1
0
POM register
(POMmn)
Internal bus
PU register
(PUmn)
Alternate
function
PM register
(PMmn)
Alternate
function (SAU)
Alternate function
(other than SAU )
Output latch
(Pmn)
Caution A through current may flow through if the pin is in the intermediate potential, because the input
buffer is also turned on when the pin is in N-ch open-drain output mode by port output mode register
(POMx).
Remarks 1. For alternate functions, see 2.1 Port Functions.
2. SAU: Serial array unit
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