Microchip Technology dsPIC33F Family Uživatelský manuál stáhnout pdf (Strana 4)

dsPIC33F

DS70155C-page 2 Preliminary © 2005 Microchip Technology Inc.

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 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

- 8-word FIFO buffers

•I

2

C™ (up to 2 modules):

- Full Multi-Master Slave mode support

- 7-bit and 10-bit addressing

- Bus collision detection and arbitration

- Integrated signal conditioning

-Address masking

• UART (up to 2 modules):

- Interrupt-on-address bit detect

- 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

• Data Conversion Interface (DCI) module:

- Codec interface

- Supports I

2

S and AC’97 protocols

- Up to 16-bit data words, up to 16 words per

frame

- 4-word deep TX and RX buffers

• Enhanced CAN 2.0B active (up to 2 modules):

- Up to 8 transmit and up to 16 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

- FIFO mode using DMA

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 A/D 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/Counter mode

- Interrupt on position counter rollover/

underflow

Analog-to-Digital Converters

• Up to two 10-bit or 12-bit A/D modules in a device

• 10-bit 2.2 Msps or 12-bit 1 Msps conversion:

- 2 or 4 simultaneous samples

- Up to 32 input channels with auto-scanning

- 16-deep result buffer

- Conversion start can be manual or

synchronized with 1 of 4 trigger sources

- Conversion possible in Sleep mode

- ±1 LSB max integral nonlinearity

- ±1 LSB max differential nonlinearity

CMOS Flash Technology

• Low-power, high-speed Flash technology

• Fully static design

• 3.3V (+/- 10%) operating voltage

• Industrial temperature

• Low-power consumption

Packaging:

• 100-pin TQFP (14x14x1 mm and 12x12x1 mm)

• 80-pin TQFP (12x12x1 mm)

• 64-pin TQFP (10x10x1 mm)

Note: See Table 1-1 and Table 1-2 for exact

peripheral features per device.

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