Details

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BUY STC89C58RD+40C-PLCC https://www.utsource.net/itm/p/5704589.html

Parameter	Value/Description
Device	STC89C58RD+40C-PLCC
Package Type	PLCC (Plastic Leaded Chip Carrier)
Operating Voltage	5V
Temperature Range	-40掳C to +85掳C
Flash Memory	8KB
RAM Size	512B
I/O Pins	32
Timer/Counters	3
UARTs	1
Watchdog Timer	Yes
Power Management	Low Power Mode
Programming Interface	ISP (In-System Programming)
Oscillator Frequency	Up to 24MHz

Instructions for Use:

1. Power Supply Connection: Connect the VCC pin to a 5V power supply and GND pin to ground.
2. Clock Configuration: Use an external crystal oscillator or internal clock source depending on your application requirements. Ensure the oscillator frequency does not exceed 24MHz.
3. Reset Pin: The RST pin can be used to reset the microcontroller. A pull-up resistor is recommended.
4. Programming: Utilize ISP programming for updating the firmware. Ensure proper connection of the programming interface pins.
5. Pin Configuration: Configure I/O pins as required by your application. Refer to the datasheet for specific pin functions.
6. Low Power Mode: To enter low power mode, configure the relevant registers as specified in the datasheet.
7. Communication Interfaces: UART interface can be configured using the appropriate registers for serial communication.
8. Timers and Counters: Initialize and configure timers/counters through software settings according to your timing needs.
9. Watchdog Timer: Enable and set up the watchdog timer to prevent system lockup.

For detailed register configurations and advanced settings, refer to the official STC89C58RD+ datasheet.

(For reference only)