Datasheet

© 2007-2012 Microchip Technology Inc. DS70291G-page 403
dsPIC33FJ32MC302/304, dsPIC33FJ64MCX02/X04 AND dsPIC33FJ128MCX02/X04
FIGURE 31-27: ADC CONVERSION (12-BIT MODE) TIMING CHARACTERISTICS
(ASAM = 0, SSRC<2:0> = 000)
AD55
TSAMP
Clear SAMPSet SAMP
AD61
ADCLK
Instruction
SAMP
AD60
DONE
AD1IF
1 2 3 4 5 6 87
1
– Software sets AD1CON. SAMP to start sampling.
2
– Sampling starts after discharge period. T
SAMP is described in
3
– Software clears AD1CON. SAMP to start conversion.
4
– Sampling ends, conversion sequence starts.
5
– Convert bit 11.
9
– One T
AD for end of conversion.
AD50
9
6
– Convert bit 10.
7
– Convert bit 1.
8
– Convert bit 0.
Execution
“dsPIC33F/PIC24H Family Reference Manual”.
Section 28. “10/12-bit ADC without DMA” (DS70210) in the