Microchip Technology DSPIC30F4012T-20I/SO

Note: This data sheet summarizes features of this group of dsPIC30F devices and is not intended to be a complete reference source. For more information on the CPU, peripherals, register descriptions and general device functionality, refer to the “dsPIC30F Family Reference Manual”(DS70046). For more information on the device instruction set and programming, refer to the “dsPIC30F/33F Programmers Reference Manual” (DS70157).

High-Performance Modified RISC CPU:

• Modified Harvard architecture
• C compiler optimized instruction set architecture with flexible Addressing modes
• 83 base instructions
• 24-bit wide instructions, 16-bit wide data path
• 144 Kbytes on-chip Flash program space (Instruction words)
• 8 Kbytes of on-chip data RAM
• 4 Kbytes of nonvolatile data EEPROM
• Up to 30 MIPS operation:
- DC to 40 MHz external clock input
- 4 MHz-10 MHz oscillator input with PLL active (4x, 8x, 16x)
- 7.37 MHz internal RC with PLL active(4x, 8x, 16x)
• 44 interrupt sources:
- 5 external interrupt sources
- 8 user selectable priority levels for each interrupt source
- 4 processor trap sources
• 16 x 16-bit working register array

DSP Engine Features:

• Dual data fetch
• Accumulator write-back for DSP operations
• Modulo and Bit-Reversed Addressing modes
• Two, 40-bit wide accumulators with optional saturation logic
• 17-bit x 17-bit single-cycle hardware fractional/integer multiplier
• All DSP instructions single cycle
• ±16-bit single-cycle shift

Peripheral Features:

• High-current sink/source I/O pins: 25 mA/25 mA
•Timer module with programmable prescaler:
- Five 16-bit timers/counters; optionally pair 16-bit timers into 32-bit timer modules
• 16-bit Capture input functions
• 16-bit Compare/PWM output functions
•3-wire SPI modules (supports 4 Frame modes)
•I2CTM module supports Multi-Master/Slave mode and 7-bit/10-bit addressing
• 2 UART modules with FIFO Buffers
• 2 CAN modules, 2.0B compliant (dsPIC306010A)
• 1 CAN module, 2.0B compliant (dsPIC306015)

Motor Control PWM Module Features:

• 8 PWM output channels:
- Complementary or Independent Output modes
- Edge and Center-Aligned modes
• 4 duty cycle generators
• Dedicated time base
• Programmable output polarity
• Dead-Time control for Complementary mode
• Manual output control
• Trigger for A/D conversions

Quadrature Encoder Interface Module Features:

• 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/Counter mode
• Interrupt on position counter rollover/underflow