Details

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BUY PIC16F77-I/L https://www.utsource.net/itm/p/5007454.html
28/40-pin, 8-bit CMOS FLASH Microcontrollers

Parameter	Description
Package Type	PDIP (L) or SOIC (I)
Operating Voltage (VDD)	2.0V to 5.5V
Temperature Range	-40掳C to +85掳C
Program Memory Type	Flash
Program Memory Size	7K x 14
Data RAM	368 bytes
EEPROM Data Memory	256 bytes
Oscillator Options	LP, XT, HS, EC, RC
Number of I/O Pins	33
Timers	TMR0, TMR1, TMR2
Capture/Compare/PWM Modules	2 CCP modules
USART	1
Mastership Enable	Yes
Brown-out Detect (BOD)	Optional
Watchdog Timer (WDT)	Yes
Power-saving Sleep Mode	Yes
Interrupts	Multiple sources

Instructions:

1. Power Supply: Ensure the operating voltage is within the specified range (2.0V to 5.5V).
2. Clock Configuration: Choose an appropriate oscillator type based on your application requirements.
3. Pin Configuration: Configure I/O pins as inputs or outputs using TRIS registers.
4. Memory Programming: Use a PIC programmer compatible with the Flash memory to upload code.
5. Peripheral Setup: Initialize timers, CCP modules, and USART according to the datasheet guidelines.
6. Interrupt Handling: Set up interrupt priorities and enable interrupts as needed.
7. Power Management: Utilize sleep mode for power savings and configure BOD if required.
8. Testing: Verify functionality through testing under various conditions, especially at temperature extremes.

For detailed programming and hardware setup, refer to the Microchip PIC16F77-I/L datasheet and application notes.

(For reference only)