PIC16F1938 Datasheet, PDF (402/452 Pages) Microchip Technology – 28/40/44-Pin Flash-Based, 8-Bit CMOS Microcontrollers

PIC16(L)F1938/9
FIGURE 30-12: PIC16(L)F1938/39 A/D CONVERSION TIMING (NORMAL MODE)
BSF ADCON0, GO
AD134
Q4
A/D CLK
A/D Data
(TOSC/2⁽¹⁾)
AD131
AD130
1 TCY
7
6
5
4
3
2
1
0
ADRES
OLD_DATA
NEW_DATA
ADIF
1 TCY
GO
Sample ^AD132
Sampling Stopped
DONE
Note 1: If the A/D clock source is selected as RC, a time of TCY is added before the A/D clock starts. This allows the
SLEEP instruction to be executed.
FIGURE 30-13: PIC16(L)F1938/39 A/D CONVERSION TIMING (SLEEP MODE)
BSF ADCON0, GO
AD134
Q4
A/D CLK
A/D Data
ADRES
ADIF
GO
Sample ^AD132
(TOSC/2 + TCY⁽¹⁾)
AD131
AD130
1 TCY
7
6
5
4
3
2
1
0
OLD_DATA
Sampling Stopped
NEW_DATA
1 TCY
DONE
Note 1: If the A/D clock source is selected as RC, a time of TCY is added before the A/D clock starts. This allows the
SLEEP instruction to be executed.
DS41574A-page 402
Preliminary
 2011 Microchip Technology Inc.