Details

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BUY 16F84A-04/P https://www.utsource.net/itm/p/12591286.html

Parameter	Description	Value/Range
Package Type	Package style	DIP-18, PDIP-18
Operating Voltage (Vdd)	Supply voltage range	2.0V to 5.5V
Clock Frequency	Maximum clock frequency	4 MHz (for -04/P suffix)
Program Memory Type	Type of program memory	Flash
Program Memory Size	Size of program memory	1K x 14 bits
Data RAM Bytes	Size of data RAM	68 bytes
EEPROM Data Memory	EEPROM size	64 bytes
I/O Pins	Number of I/O pins	13
Timer/Counter	Available timer/counters	Timer0 (8-bit)
Watchdog Timer	Availability of watchdog timer	Yes
Power-on Reset Timer	Availability of power-on reset timer	Yes
Oscillator Types	Supported oscillator types	LP, XT, HS
Power Consumption	Power consumption at 3V, 4MHz	2 mA (typical)
Temperature Range	Operating temperature range	-40°C to +85°C

Instructions for Use:

1. Power Supply: Ensure the operating voltage is within the specified range (2.0V to 5.5V). Connect Vdd to the positive supply and Vss to ground.
2. Clock Configuration: For the -04/P version, configure the oscillator settings to support up to 4 MHz. Choose between LP (Low-Power Crystal), XT (Crystal), or HS (High-Speed Crystal).
3. Programming: Use an appropriate programmer that supports the PIC16F84A microcontroller. The device uses a flash program memory which can be reprogrammed multiple times.
4. Pin Configuration: Configure the I/O pins as required using the TRIS register in your code. Some pins have dual functionality (e.g., RA4/T0CKI for Timer0 external clock input).
5. Timer Setup: Initialize Timer0 if used in your application. Set the prescaler and enable/disable interrupts as needed.
6. Watchdog Timer: Enable the watchdog timer in software if required for periodic resets to prevent system lockup.
7. Power Management: Utilize sleep mode for low-power applications. Ensure proper configuration of the Watchdog Timer and brown-out reset features.
8. Development Tools: Use MPLAB X IDE with MPLAB XC8 compiler for writing and debugging code. Refer to the datasheet for detailed instruction set and special function registers.

For more detailed information, refer to the official Microchip datasheet for the PIC16F84A.

(For reference only)