DSPIC33FJ12MC02ESS datasheet(277/284 Pages) MICROCHIP

277 / 284 page

Preliminary

DS70265B-page 275

dsPIC33FJ12MC201/202

INDEX

AC Characteristics ............................................................ 238

Internal RC Accuracy ................................................ 240

Load Conditions ........................................................ 238

ADC

Initialization ............................................................... 199

Key Features............................................................. 199

ADC Module

ADC1 Register Map .................................................... 36

ADC11 Register Map .................................................. 35

Alternate Vector Table (AIVT)............................................. 61

Analog-to-Digital Converter (ADC).................................... 199

Arithmetic Logic Unit (ALU)................................................. 18

Assembler

MPASM Assembler................................................... 226

Automatic Clock Stretch.................................................... 183

Receive Mode ........................................................... 183

Transmit Mode .......................................................... 183

Barrel Shifter ....................................................................... 22

Bit-Reversed Addressing .................................................... 43

Example ...................................................................... 44

Implementation ........................................................... 43

Sequence Table (16-Entry)......................................... 44

Block Diagrams

16-bit Timer1 Module ................................................ 129

ADC Module.............................................................. 200

Connections for On-Chip Voltage Regulator............. 214

Device Clock ......................................................... 93, 95

DSP Engine ................................................................ 19

dsPIC33FJ12MC201/202.............................................. 8

dsPIC33FJ12MC201/202 CPU Core .......................... 12

Input Capture ............................................................ 137

Output Compare ....................................................... 141

PLL.............................................................................. 95

PWM Module .................................................... 144, 145

Quadrature Encoder Interface .................................. 165

Reset System.............................................................. 55

Shared Port Structure ............................................... 105

SPI ............................................................................ 174

Timer2 (16-bit) .......................................................... 133

Timer2/3 (32-bit) ....................................................... 132

UART ........................................................................ 191

Watchdog Timer (WDT) ............................................ 215

C Compilers

MPLAB C18 .............................................................. 226

MPLAB C30 .............................................................. 226

Clock Switching................................................................. 101

Enabling .................................................................... 101

Sequence.................................................................. 101

Code Examples

Erasing a Program Memory Page............................... 53

Initiating a Programming Sequence............................ 54

Loading Write Buffers ................................................. 54

Port Write/Read ........................................................ 106

PWRSAV Instruction Syntax..................................... 103

Code Protection ........................................................ 211, 216

Configuration Bits.............................................................. 211

Configuration Register Map .............................................. 211

Configuring Analog Port Pins............................................ 106

CPU

Control Register.......................................................... 14

CPU Clocking System ........................................................ 94

PLL Configuration....................................................... 94

Selection..................................................................... 94

Sources ...................................................................... 94

Customer Change Notification Service............................. 279

Customer Notification Service .......................................... 279

Customer Support............................................................. 279

Data Accumulators and Adder/Subtracter .......................... 20

Data Space Write Saturation ...................................... 22

Overflow and Saturation ............................................. 20

Round Logic ............................................................... 21

Write Back .................................................................. 21

Data Address Space........................................................... 25

Alignment.................................................................... 25

Memory Map for dsPIC33FJ12MC201/202

Devices with 1 KB RAM...................................... 26

Near Data Space ........................................................ 25

Software Stack ........................................................... 40

Width .......................................................................... 25

DC Characteristics............................................................ 230

I/O Pin Input Specifications ...................................... 235

I/O Pin Output Specifications.................................... 236

Idle Current (IDOZE) .................................................. 234

Idle Current (IIDLE) .................................................... 233

Operating Current (IDD) ............................................ 232

Power-Down Current (IPD)........................................ 234

Program Memory...................................................... 237

Temperature and Voltage Specifications.................. 231

Development Support ....................................................... 225

Doze Mode ....................................................................... 104

DSP Engine ........................................................................ 18

Multiplier ..................................................................... 20

Electrical Characteristics .................................................. 229

AC............................................................................. 238

Equations

ADC Conversion Clock Period ................................. 201

Calculating the PWM Period..................................... 140

Calculation for Maximum PWM Resolution .............. 140

Device Operating Frequency...................................... 94

PWM Period ............................................................. 147

PWM Resolution....................................................... 147

Relationship Between Device and SPI Clock

Speed ............................................................... 176

Serial Clock Rate...................................................... 181

UART Baud Rate with BRGH = 0............................. 192

UART Baud Rate with BRGH = 1............................. 192

Errata .................................................................................... 6

Flash Program Memory ...................................................... 49

Control Registers........................................................ 50

Operations .................................................................. 50

Programming Algorithm.............................................. 53

RTSP Operation ......................................................... 50

Table Instructions ....................................................... 49

Flexible Configuration ....................................................... 211

FSCM

Delay for Crystal and PLL Clock Sources .................. 59

Device Resets ............................................................ 59

DSPIC33FJ12MC02ESS Datasheet(PDF) 277 Page - Microchip Technology

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