Datasheet

PIC16C77X
DS30275B-page 122 Advance Information  1999-2013 Microchip Technology Inc.
FIGURE 11-5: FLOWCHART OF A/D OPERATION
Sample
ADON = 0
ADON = 0?
GO = 0?
A/D Clock
GO = 0
ADIF = 0
Abort Conversion
SLEEP
Power down A/D
Wait 2 T
AD
Wake-up
Ye s
No
Ye s
No
No
Ye s
Finish Conversion
GO = 0
ADIF = 1
SLEEP
No
Ye s
Finish Conversion
GO = 0
ADIF = 1
Wait 2 TAD
Stay in Sleep
Selected Channel
= RC?
Instruction?
SLEEP
No
Ye s
Instruction?
Start of A/D
Conversion Delayed
1 Instruction Cycle
From Sleep?
Powerdown A/D
Ye s
No
Wait 2 TAD
Finish Conversion
GO = 0
ADIF = 1
774.book Page 122 Tuesday, January 29, 2013 12:02 PM