Datasheet

© 2010 Microchip Technology Inc. DS70141F-page 207
dsPIC30F3010/3011
FIGURE 23-25: 10-BIT HIGH-SPEED ADC TIMING CHARACTERISTICS
(CHPS = 01, SIMSAM = 0, ASAM = 1, SSRC = 111, SAMC = 00001)
AD55
TSAMP
SET ADON
ADCLK
Instruction
SAMP
ch0_dischrg
ch1_samp
DONE
ADIF
ADRES(0)
ADRES(1)
1 2 3 4 5 6 4 5 6 8
1
— Software sets ADCON. ADON to start AD operation.
2
— Sampling starts after discharge period.
3
— Convert bit 9.
4
— Convert bit 8.
5
— Convert bit 0.
AD50
ch0_samp
ch1_dischrg
eoc
7 3
AD55
6
— One T
AD for end of conversion.
7
— Begin conversion of next channel
8
— Sample for time specified by SAMC.
TSAMP
TCONV
3 4
Execution
TSAMP is described in Section 17. “10-Bit A/D Converter”
of the”dsPIC30F Family Reference Manual” (DS70046).
TSAMP is described in Section 17. “10-Bit
Reference Manual” (DS70046).
A/D Converter” of the”dsPIC30F Family