PIC16C717-I/SS View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16C717-I/SS

18/20-Pin, 8-Bit CMOS Microcontrollers with 10/12-Bit A/D

Microchip Technology 

PIC16C717/770/771

11.5 A/D Converter Module Operation

Figure 11-4 shows the flowchart of the A/D converter

module.

FIGURE 11-4: FLOWCHART OF A/D OPERATION

ADON = 0

Yes

ADON = 0?

No

Sample

Selected Channel

Yes

GO = 0?

No

Yes

A/D Clock

= RC?

No

Start of A/D

Conversion Delayed

1 Instruction Cycle

SLEEP Yes

Instruction?

No

SLEEP Yes

Instruction?

No

Finish Conversion

GO = 0

ADIF = 1

Abort Conversion

GO = 0

ADIF = 0

SLEEP

Power down A/D

Finish Conversion

GO = 0

ADIF = 1

Wait 2 Tad

Finish Conversion

GO = 0

ADIF = 1

Wake-up Yes

From Sleep?

No

Stay in Sleep

Powerdown A/D

Wait 2 Tad

Wait 2 Tad

DS41120A-page 120

Advanced Information

© 1999 Microchip Technology Inc.

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