Microchip Technology MA330019-2 Data Sheet

Page of 436
dsPIC33FJ32GP302/304, dsPIC33FJ64GPX02/X04, AND dsPIC33FJ128GPX02/X04
DS70292G-page 418
© 2007-2012 Microchip Technology Inc.
Revision C (May 2009)
This revision includes minor typographical and
formatting changes throughout the data sheet text.
Global changes include:
• Changed all instances of OSCI to OSC1 and 
OSCO to OSC2
• Changed all instances of V
DDCORE
 and V
DDCORE
/
V
CAP
 to V
CAP
/V
DDCORE
The other changes are referenced by their respective
section in the following table.
TABLE A-2:
MAJOR SECTION UPDATES
Section Name
Update Description
High-Performance, 16-bit Digital 
Signal Controllers
Updated all pin diagrams to denote the pin voltage tolerance (see “Pin 
Diagrams”
).
Added Note 2 to the 28-Pin QFN-S and 44-Pin QFN pin diagrams, which 
references pin connections to V
SS
.
Section 1.0 “Device Overview”
Updated AV
DD
 in the PINOUT I/O Descriptions (see Table 1-1).
Added Peripheral Pin Select (PPS) capability column to Pinout I/O 
Descriptions (see Table 1-1).
Section 2.0 “Guidelines for Getting 
Started with 16-bit Digital Signal 
Controllers”
Added new section to the data sheet that provides guidelines on getting 
started with 16-bit Digital Signal Controllers.
Section 3.0 “CPU”
Updated CPU Core Block Diagram with a connection from the DSP Engine 
to the Y Data Bus (see Figure 3-1).
Vertically extended the X and Y Data Bus lines in the DSP Engine Block 
Diagram (see Figure 3-3).
Section 4.0 “Memory Organization” Updated Reset value for CORCON in the CPU Core Register Map (see 
Table 4-1).
Updated the Reset values for IPC14 and IPC15 and removed the FLTA1IE 
bit (IEC3) from the Interrupt Controller Register Map (see Table 4-4).
Updated bit locations for RPINR25 in the Peripheral Pin Select Input 
Register Map (see Table 4-21).
Updated the Reset value for CLKDIV in the System Control Register Map 
(see Table 4-33).
Section 5.0 “Flash Program 
Memory”
Updated Section 5.3 “Programming Operations” with programming time 
formula.
Section 9.0 “Oscillator 
Configuration”
Updated the Oscillator System Diagram and added Note 2 (see Figure 9-1).
Added Note 1 and Note 2 to the OSCON register (see Register 9-1).
Updated default bit values for DOZE<2:0> and FRCDIV<2:0> in the Clock 
Divisor (CLKDIV) Register (see Register 9-2).
Added a paragraph regarding FRC accuracy at the end of Section 9.1.1 
“System Clock Sources”
.
Added Note 3 to Section 9.2.2 “Oscillator Switching Sequence”.
Added Note 1 to the FRC Oscillator Tuning (OSCTUN) Register (see 
Register 9-4).