A/D converter
A/D converter
CH3 to CH0
Rev. 1.00, 11/03, page 366 of 376
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Internal data bus
CH3 to CH0
SCAN
VIN
Low voltage
detection circuit
VDDII
ExtD, ExtU
[Legend]
Portdata register
PDR:
PCR:
Portcontrol register
Figure B.13 Port B Block Diagram (PB3,PB2)
Internal data bus
SCAN
DEC
VIN
Figure B.14 Port B Block Diagram (PB1, PB0)
DEC