dsPIC33FJ32GP102-I/SO Microchip Technology, dsPIC33FJ32GP102-I/SO Datasheet - Page 215
dsPIC33FJ32GP102-I/SO
Manufacturer Part Number
dsPIC33FJ32GP102-I/SO
Description
Digital Signal Processors & Controllers - DSP, DSC 16bit Gen Prp Fam16 MIPS 32KBFLSH 2KBRAM
Manufacturer
Microchip Technology
Type
dsPIC33FJ32(GP/MC)101/102/104r
Datasheet
1.DSPIC33FJ32GP102-ISO.pdf
(386 pages)
Specifications of dsPIC33FJ32GP102-I/SO
Rohs
yes
Core
dsPIC33F
Data Bus Width
16 bit
Program Memory Size
32 KB
Data Ram Size
2 KB
Maximum Clock Frequency
7.37 MHz, 32 kHz
Number Of Programmable I/os
21
Number Of Timers
5 x 16-bit, 2 x 32-bit
Device Million Instructions Per Second
16 MIPs
Operating Supply Voltage
3 V to 3.6 V
Maximum Operating Temperature
+ 125 C
Package / Case
QFN-28
Mounting Style
SMD/SMT
Family / Core
dsPIC33FJ32(GP/MC)101/102/104
Interface Type
I2C, SPI, UART
Minimum Operating Temperature
- 40 C
On-chip Adc
Yes
Product
DSPs
Program Memory Type
Flash
Supply Current
10 mA
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19.0
The
dsPIC33FJ32(GP/MC)101/102/104 devices have up
to 14 ADC module input channels.
19.1
The 10-bit ADC configuration has the following key
features:
• Successive Approximation (SAR) conversion
• Conversion speeds of up to 1.1 Msps
• Up to 14 analog input pins
• Four Sample-and-Hold (S&H) circuits for
• Automatic Channel Scan mode
• Selectable conversion trigger source
• Selectable Buffer Fill modes
• Four result alignment options (signed/unsigned,
• Operation during CPU Sleep and Idle modes
• 16-word conversion result buffer
2011-2012 Microchip Technology Inc.
simultaneous sampling of up to four analog input
pins
fractional/integer)
Note 1: This data sheet summarizes the features
dsPIC33FJ16(GP/MC)101/102 AND dsPIC33FJ32(GP/MC)101/102/104
2: Some registers and associated bits
10-BIT ANALOG-TO-DIGITAL
CONVERTER (ADC)
Key Features
dsPIC33FJ16(GP/MC)101/102
of the dsPIC33FJ16(GP/MC)101/102 and
dsPIC33FJ32(GP/MC)101/102/104 family
devices. It is not intended to be a compre-
hensive reference source. To complement
the information in this data sheet, refer
to
Converter (ADC)” (DS70183) in the
“dsPIC33F/PIC24H
Manual”, which is available from the
Microchip web site (www.microchip.com).
described in this section may not be
available on all devices. Refer to
Section 4.0 “Memory Organization”
this data sheet for device-specific register
and bit information.
Section
16.
“Analog-to-Digital
Family
Reference
and
in
Depending on the particular device pinout, the ADC
can have up to 14 analog input pins.
Block diagrams of the ADC module are shown in
Figure 19-1
19.2
To configure the ADC module:
1.
2.
3.
4.
5.
6.
7.
Select
(AD1PCFGL<15:0>).
Select the analog conversion clock to match the
desired data rate with the processor clock
(ADxCON3<7:0>).
Determine
channels will be used (ADxCON2<9:8>).
Select the appropriate sample/conversion
sequence
ADxCON3<12:8>).
Select the way conversion results are presented
in the buffer (ADxCON1<9:8>).
Turn on the ADC module (ADxCON1<15>).
Configure ADC interrupt (if required):
a)
b)
ADC Initialization
Clear the ADxIF bit.
Select the ADC interrupt priority.
through
port
how
Figure
pins
(ADxCON1<7:5>
many
19-3.
as
Sample-and-Hold
DS70652E-page 215
analog
inputs
and
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