Datasheet

 1998-2013 Microchip Technology Inc. DS30289C-page 187
PIC17C7XX
FIGURE 16-5: FLOW CHART OF A/D OPERATION
Acquire
ADON = 0
ADON = 0?
GO = 0?
A/D Clock
GO = 0,
ADIF = 0
Abort Conversion
SLEEP
Power-down A/D
Wait 2TAD
Wake-up
Yes
No
Yes
No
No
Yes
Finish Conversion
GO = 0,
ADIF = 1
Device in
No
Yes
Finish Conversion
GO = 0,
ADIF = 1
Wait 2TAD
Stay in SLEEP
Selected Channel
= RC?
SLEEP
No
Yes
Instruction?
Start of A/D
Conversion Delayed
1 Instruction Cycle
From SLEEP?
Power-down A/D
Yes
No
Wait 2TAD
Finish Conversion
GO = 0,
ADIF = 1
SLEEP?