Описание
This family of devices contain an enhanced mid-range 8-bit CPU core. The CPU has 49 instructions. Interrupt capability includes automatic context saving. The hardware stack is 16 levels deep and has Overflow and Underflow Reset capability. Direct, Indirect, and Relative Addressing modes are available. Two File Select Registers (FSRs) provide the ability to read program and data memory.Automatic Interrupt Context Saving 16-level Stack with Overflow and Underflow File Select Registers Instruction Set
- C Compiler Optimized Architecture
- Only 49 Instructions
- Up to 7 Kbytes Linear Program Memory Addressing
- Up to 256 Bytes Linear Data Memory Addressing
- Operating Speed: – DC – 20 MHz clock input @ 2.5V – DC – 16 MHz clock input @ 1.8V – DC – 200 ns instruction cycle
- Interrupt Capability with Automatic Context Saving
- 16-Level Deep Hardware Stack with Optional Overflow/Underflow Reset
- Direct, Indirect and Relative Addressing modes: – Two full 16-bit File Select Registers (FSRs) – FSRs can read program and data memory Flexible Oscillator Structure:
- 16 MHz Internal Oscillator Block: – Factory calibrated to ± 1%, typical – Software selectable frequency range from 16 MHz to 31 kHz
- 31 kHz Low-Power Internal Oscillator
- External Oscillator Block with: – Four crystal/resonator modes up to 20 MHz – Three external clock modes up to 20 MHz
- Fail-Safe Clock Monitor: – Allows for safe shutdown if peripheral clock stops
- Two-Speed Oscillator Start-up
- Oscillator Start-up Timer (OST) Analog Features:
- Analog-to-Digital Converter (ADC): – 10-bit resolution – Up to 17 channels – Special Event Triggers – Conversion available during Sleep
- Hardware Capacitive Voltage Divider (CVD) – Double sample conversions – Two result registers – Inverted acquisition – 7-bit pre-charge timer – 7-bit acquisition timer – Two guard ring output drives – Adjustable sample and hold capacitor array
- Voltage Reference module: – Fixed Voltage Reference (FVR) with 1.024V, 2.048V and 4.096V output levels
- Integrated Temperature Indicator Extreme Low-Power Management PIC16LF1512/3 with XLP:
- Sleep mode: 20 nA @ 1.8V, typical
- Watchdog Timer: 300 nA @ 1.8V, typical
- Secondary Oscillator: 600 nA @ 32 kHz, 1.8V, typical
- Operating Current: 30 µA/MHz @ 1.8V, typical Special Microcontroller Features:
- Operating Voltage Range: – 2.3V-5.5V (PIC16F1512/3) – 1.8V-3.6V (PIC16LF1512/3)
- Self-Programmable under Software Control
- Power-on Reset (POR)
- Power-up Timer (PWRT)
- Programmable Low-Power Brown-out Reset (LPBOR)
- Extended Watchdog Timer (WDT)
- In-Circuit Serial Programming™ (ICSP™) via Two Pins
- In-Circuit Debug (ICD) via Two Pins
- Enhanced Low-Voltage Programming (LVP)
- Programmable Code Protection
- Low-Power Sleep mode
- 128 Bytes High-Endurance Flash: – 100,000 write Flash endurance (minimum) Peripheral Highlights:
- Up to 25 I/O Pins (1 input-only pin): – High current sink/source 25 mA/25 mA – Individually programmable weak pull-ups – Individually programmable interrupt-on-change (IOC) pins
- Timer0: 8-Bit Timer/Counter with 8-Bit Prescaler
- Enhanced Timer1: – 16-bit timer/counter with prescaler – External Gate Input mode – Low-power 32 kHz secondary oscillator driver
- Timer2: 8-Bit Timer/Counter with 8-Bit Period Register, Prescaler and Postscaler
- Two Capture/Compare (CCP) modules:
- Master Synchronous Serial Port (MSSP) with SPI and I2CTM with: – 7-bit address masking – SMBus/PMBusTM compatibility
- Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART) module: – RS-232, RS-485 and LIN compatible – Auto-Baud Detect – Auto-wake-up on start
