Description
BUY PIC16F876-20/SP https://www.utsource.net/itm/p/12611964.html
| Parameter |
Description |
Value |
| Device Type |
Microcontroller |
PIC16F876-20/SP |
| Package Type |
PDIP |
40-pin |
| Operating Voltage (Vdd) |
Supply Voltage Range |
2.0V to 5.5V |
| Operating Temperature |
Temperature Range |
-40°C to +85°C |
| Flash Program Memory |
Size |
14Kbytes |
| EEPROM Data Memory |
Size |
256 bytes |
| RAM Data Memory |
Size |
368 bytes |
| I/O Pins |
Number of I/O Pins |
33 |
| Oscillator |
Types Supported |
XT, HS, LP, EC, RC |
| Timer1 |
Features |
16-bit timer/counter with prescaler, can be incremented via external pin or by internal instruction cycle |
| Timer2 |
Features |
8-bit timer/counter with prescaler and postscaler, programmable period register |
| Comparator Modules |
Quantity |
3 |
| Analog-to-Digital Converter (ADC) |
Channels |
13 |
| ADC Resolution |
Bits |
10 |
| UART |
Presence |
Yes |
| SPI/I2C |
Presence |
Yes |
| Watchdog Timer (WDT) |
Presence |
Yes |
| Brown-out Reset (BOR) |
Presence |
Yes |
| Low-Voltage Programming (LVP) |
Presence |
Yes |
Instructions for Use:
Power Supply Setup:
- Ensure the operating voltage is within the specified range (2.0V to 5.5V).
- Connect Vdd and Vss pins appropriately.
Oscillator Configuration:
- Choose an oscillator type suitable for your application (XT, HS, LP, EC, RC).
- Configure the oscillator settings in the configuration bits during programming.
I/O Pin Initialization:
- Set the direction of I/O pins using TRIS registers.
- Configure analog/digital functionality using ANSEL registers.
Memory Programming:
- Use a compatible programmer to write code into the Flash program memory.
- Verify the code after programming to ensure correctness.
Timer Setup:
- Initialize Timer1 and Timer2 according to the requirements using appropriate registers.
- Configure pre-scaler and postscaler values as needed.
Comparator Module Usage:
- Enable and configure comparators using CMCON and other related registers.
- Connect external components if necessary for specific applications.
Analog-to-Digital Conversion:
- Select the ADC channels to be used.
- Configure the ADCON0 and ADCON1 registers for desired settings like clock source and acquisition time.
UART Communication:
- Initialize the UART module using TXSTA and RCSTA registers.
- Set baud rate using SPBRG register.
SPI/I2C Interface:
- Configure the SSPCON register for SPI or I2C mode.
- Set up the required data transfer protocols and speeds.
Watchdog Timer:
- Enable/disable WDT using configuration bits.
- Adjust the timeout period using WDT prescaler.
Brown-out Reset:
- Enable BOR using configuration bits to protect against low-voltage conditions.
Low-Voltage Programming:
- Enable LVP if you need to program the device while it is installed in the target system.
Ensure all configurations are set correctly in the configuration bits for optimal performance and functionality of the PIC16F876-20/SP microcontroller.
(For reference only)
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