Block Diagram; Fig. 14-3-1 The Block Diagram Of A/D Converter - Panasonic MN103001G/F01K User Manual

A/D Converter

14.3 Block Diagram

AN0
AN1
AN2
AN3
ADTRG
Timer 2
underflow
Divider
IOCLK
14-4
512 256 128
Shift registers for states
A/D conversion
trigger
Comparator

Fig. 14-3-1 The Block Diagram of A/D Converter

64 32 16 8
ADnBUF
Data buffer
10 bit x 4 ch
Data buffer selection
ADCTR
For multiple-
channel
INC conversion
A/D interrupt request
4 2 1 1
VREFH
Conversion
results
Results writing
Interrupt
generator