UPD78F1502AGK-GAK-AX Datasheet, PDF (156/1031 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcontrollers

78K0R/Lx3
RD
CHAPTER 4 PORT FUNCTIONS
Figure 4-7. Block Diagram of P20, P23, and P26
WRPORT
WRPM
P2
Output latch
(P20, P23, P26)
PM2
PM20, PM23,
PM26
A/D converter
Operational amplifier (-) input
P2: Port register 2
PM2: Port mode register 2
RD: Read signal
WR××: Write signal
Figure 4-8. Block Diagram of P21, P24, and P27
RD
P20/ANI0/AMP0-,
P23/ANI3/AMP1-,
P26/ANI6/AMP2-
WRPORT
WRPM
P2
Output latch
(P21, P24, P27)
PM2
PM21, PM24,
PM27
A/D converter
Operational amplifier output
P2: Port register 2
PM2: Port mode register 2
RD: Read signal
WR××: Write signal
R01UH0004EJ0501 Rev.5.01
Jun 20, 2011
P21/ANI1/AMP0O,
P24/ANI4/AMP1O,
P27/ANI7/AMP2O
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