dsPIC33F Motor Control Digital Signal Controller with seamless migration options to PIC24F, PIC24H MCUs and dsPIC30F DSC

Operating Range:

• DC – 40 MIPS (40 MIPS @ 3.0-3.6V, -40°C to +125°C)
• Industrial temperature range (-40°C to +85°C)
• Extended temperature range (-40°C to +125°C)

High-Performance DSC CPU:

• Modified Harvard architecture
• C compiler optimized instruction set
• 16-bit wide data path
• 24-bit wide instructions
• Linear program memory addressing up to 4M instruction words
• Linear data memory addressing up to 64 Kbytes
• 83 base instructions: mostly 1 word/1 cycle
• Sixteen 16-bit General Purpose Registers
• Two 40-bit accumulators:
  • With rounding and saturation options
• Flexible and powerful addressing modes:
  • Indirect, Modulo and Bit-Reversed
• Software stack
• 16 x 16 fractional/integer multiply operations
• 32/16 and 16/16 divide operations
• Single-cycle multiply and accumulate:
  • Accumulator write back for DSP operations
  • Dual data fetch
• Up to ±16-bit shifts for up to 40-bit data

Direct Memory Access (DMA):

• 8-channel hardware DMA
• 2 Kbytes dual ported DMA buffer area (DMA RAM) to store data transferred via DMA:
  • Allows data transfer between RAM and a peripheral while CPU is executing code (no cycle stealing)
• Most peripherals support DMA

Interrupt Controller:

• 5-cycle latency
• 118 interrupt vectors
• Up to 67 available interrupt sources
• Up to 5 external interrupts
• 7 programmable priority levels
• 5 processor exceptions

Digital I/O:

• Wake-up/Interrupt-on-Change on up to 24 pins
• Output pins can drive from 3.0V to 3.6V
• All digital input pins are 5V tolerant
• 4 mA sink on all I/O pins

System Management:

• Flexible clock options:
  • External, crystal, resonator, internal RC
  • Fully integrated PLL
  • Extremely low jitter PLL

Power Management:

• On-chip 2.5V voltage regulator
• Switch between clock sources in real time
• Idle, Sleep and Doze modes with fast wake-up

Timers/Capture/Compare/PWM:

• Timer/Counters, up to nine 16-bit timers:
  • Can pair up to make four 32-bit timers
  • 1 timer runs as Real-Time Clock with external 32.768 kHz oscillator
  • Programmable prescaler
• Input Capture (up to 8 channels):
  • Capture on up, down or both edges
  • 16-bit capture input functions
  • 4-deep FIFO on each capture
• Output Compare (up to 8 channels):
  • Single or Dual 16-Bit Compare mode
  • 16-bit Glitchless PWM mode

Communication Modules:

• 3-wire SPI (up to 2 modules):
  • Framing supports I/O interface to simple codecs
  • Supports 8-bit and 16-bit data
  • Supports all serial clock formats and sampling modes
• I2C™ (up to 2 modules):
  • Full Multi-Master Slave mode support
  • 7-bit and 10-bit addressing
  • Bus collision detection and arbitration
  • Integrated signal conditioning
  • Slave address masking
• UART (up to 2 modules):
  • Interrupt on address bit detect
  • Interrupt on UART error
  • Wake-up on Start bit from Sleep mode
  • 4-character TX and RX FIFO buffers
  • LIN bus support
  • IrDA® encoding and decoding in hardware
  • High-Speed Baud mode
  • Hardware Flow Control with CTS and RTS
• Enhanced CAN (ECAN™ module) 2.0B active (up to 2 modules):
  • Up to 8 transmit and up to 32 receive buffers
  • 16 receive filters and 3 masks
  • Loopback, Listen Only and Listen All Messages modes for diagnostics and bus monitoring
  • Wake-up on CAN message
  • Automatic processing of Remote Transmission Requests
  • FIFO mode using DMA
  • DeviceNet™ addressing support

Motor Control Peripherals:

• Motor Control PWM (up to 8 channels):
  • 4 duty cycle generators
  • Independent or Complementary mode
  • Programmable dead time and output polarity
  • Edge or center-aligned
  • Manual output override control
  • Up to 2 Fault inputs
  • Trigger for ADC conversions
  • PWM frequency for 16-bit resolution (@ 40 MIPS) = 1220 Hz for Edge-Aligned mode, 610 Hz for Center-Aligned mode
  • PWM frequency for 11-bit resolution (@ 40 MIPS) = 39.1 kHz for Edge-Aligned mode, 19.55 kHz for Center-Aligned mode
• Quadrature Encoder Interface module:
  • Phase A, Phase B and index pulse input
  • 16-bit up/down position counter
  • Count direction status
  • Position Measurement (x2 and x4) mode
  • Programmable digital noise filters on inputs
  • Alternate 16-bit Timer/C