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Specifications
SKU: 11192547
IC MCU 8BIT 14KB FLASH 40DIP
| Parameter | Description | Value |
|---|---|---|
| Device | Microcontroller | PIC16F77-I/P |
| Package | Plastic Dual Inline Package (PDIP) | 40-pin |
| Operating Voltage (Vdd) | Supply Voltage Range | 2.0V to 5.5V |
| Operating Temperature (Tamb) | Ambient Temperature Range | -40°C to +85°C |
| Clock Frequency | Maximum Internal Clock Frequency | 20 MHz (4 MHz internal oscillator) |
| Flash Program Memory | Program Memory Size | 7K x 14 bits |
| EEPROM Data Memory | EEPROM Data Memory Size | 256 bytes |
| RAM Data Memory | RAM Data Memory Size | 368 bytes |
| I/O Pins | Total I/O Pins | 33 |
| Analog-to-Digital Converter (ADC) | ADC Channels | 8 channels, 10-bit resolution |
| Timers | Number of Timers | 3 (Timer0, Timer1, Timer2) |
| Capture/Compare/PWM Modules | Number of CCP Modules | 2 |
| Serial Communication Interfaces (SCI) | Number of SCI Modules | 1 (USART) |
| Synchronous Serial Port (SSP) | Number of SSP Modules | 1 (SPI/I2C) |
| Watchdog Timer (WDT) | Watchdog Timer | Yes |
| Brown-out Reset (BOR) | Brown-out Reset | Yes |
| Low-Voltage Programming (LVP) | Low-Voltage Programming | No |
| Power Consumption | Active Mode Current | 2 mA at 5V, 4 MHz |
| Power Consumption | Sleep Mode Current | 1 μA at 5V |
| Programming Method | In-Circuit Serial Programming (ICSP) | Yes |
| Programming Voltage | Programming Voltage | 13.5V (MCLR pin) |
Instructions for Using the PIC16F77-I/P
Power Supply:
- Connect the Vdd pin to the positive supply voltage (2.0V to 5.5V).
- Connect the Vss pin to ground (GND).
Oscillator Configuration:
- For external crystal or resonator, connect it between the OSC1 and OSC2 pins.
- For internal oscillator, configure the OSCCON register.
Reset Pin (MCLR):
- Connect a pull-up resistor (typically 10kΩ) from the MCLR pin to Vdd.
- For programming, apply 13.5V to the MCLR pin.
I/O Configuration:
- Configure the TRIS registers to set the direction of the I/O pins (input or output).
- Use the PORT registers to read or write data to the I/O pins.
Program Memory:
- Write your program code into the Flash program memory using a programmer that supports ICSP.
- Ensure the configuration bits are set correctly for your application (e.g., oscillator type, watchdog timer, power-up timer).
Data Memory:
- Use the EEPROM and RAM for storing data during program execution.
- Access EEPROM using the EECON1 and EECON2 registers.
Timers and Counters:
- Configure the T0CON, T1CON, and T2CON registers to set up the timers.
- Use the corresponding interrupt flags (T0IF, T1IF, T2IF) to handle timer overflows.
Serial Communication:
- Configure the BAUDCON and TXSTA registers for USART.
- Use the RCSTA register to enable reception and transmission.
- For SPI/I2C, configure the SSPCON and SSPSTAT registers.
Interrupts:
- Enable interrupts by setting the GIE bit in the INTCON register.
- Set individual interrupt enables and flags as needed.
Power Management:
- Use the SLEEP instruction to enter low-power sleep mode.
- Wake up from sleep using external interrupts, watchdog timer, or other wake-up sources.
Debugging:
- Use the MPLAB X IDE with a debugger to step through your code and inspect variables.
- Monitor the I/O pins and serial communication using an oscilloscope or logic analyzer.
By following these instructions, you can effectively use the PIC16F77-I/P microcontroller in your embedded systems projects.
(For reference only)Inquiry - PIC16F77-I/P
