PIC16F914芯片解密
PIC16F914 High-Performance RISC CPU:
* Only 35 instructions to learn:
- All single-cycle instructions except branches
* Operating speed:
- DC – 20 MHz oscillator/clock input
- DC – 200 ns instruction cycle
* Program Memory Read (PMR) capability
* Interrupt capability
* 8-level deep hardware stack
* Direct, Indirect and Relative Addressing modes
PIC16F914 Peripheral Features:
* Liquid Crystal Display module:
- Up to 60 pixel drive capability on 28-pin
devices
- Up to 96 pixel drive capability on 40-pin
devices
- Four commons
* Up to 35 I/O pins and 1 input-only pin:
- High-current source/sink for direct LED drive
- Interrupt-on-pin change
- Individually programmable weak pull-ups
* In-Circuit Serial Programming(TM) (ICSP(TM)) via two
pins
* Analog comparator module with:
- Two analog comparators
- Programmable on-chip voltage reference
(CV
REF) module (% of VDD)
- Comparator inputs and outputs externally
accessible
* A/D Converter:
- 10-bit resolution and up to 8 channels
* Timer0: 8-bit timer/counter with 8-bit
programmable prescaler
* Enhanced Timer1:
- 16-bit timer/counter with prescaler
- External Gate Input mode
- Option to use OSC1 and OSC2 as Timer1
oscillator if INTOSCIO or LP mode is selected
* Timer2: 8-bit timer/counter with 8-bit period
register, prescaler and postscaler
* Addressable Universal Synchronous
Asynchronous Receiver Transmitter (AUSART)
* Up to 2 Capture, Compare, PWM modules:
- 16-bit Capture, max. resolution 12.5 ns
- 16-bit Compare, max. resolution 200 ns
- 10-bit PWM, max. frequency 20 kHz
2
C(TM)
* Synchronous Serial Port (SSP) with I
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