The AT89C51 is an age old 8-bit microcontroller from the Atmel family. It works with the popular 8051 architecture and hence is used by most beginners till date. It is a 40 pin IC package with 4Kb flash memory. It has four ports and all together provide 32 Programmable GPIO pins. It does not have in-built ADC module and supports only USART communication. Although it can be interfaced with external ADC IC like the ADC084 or the ADC0808. To program this microcontroller, you will need an IDE (Integrated Development Environment) like Keil uVision IDE and external programmer hardware MAX232 with RS232 to USB converted to send the data from your personal device to the 8051 microcontrollers. You can use it in DIY projects when you want to learn Atmel programming, you can also replace your Arduino development board when you want a compact and efficient circuit with multiple GPIO pins for I/O interfaces.
Specifications
- of Pins: 40
- Operating Voltage 2V to 5.5V
- Program Memory: 4Kb FLASH memory
- External Oscillator 3 to 24 MHz
- Ram: 128×8 bits
- Communication Protocols UART
- Available in PDIP package
- CPU speed 24MHz
Product Description
Additional Resources
Package Contents
1× AT89S52 - 8051 Microcontroller
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1. Damaged During Shipment
If you receive a product damaged during shipment, please notify us within the 3 days of you receive the product, supported by the proper pictures and description. Once our support team accept the return, we will provide a replacement or a complete refund including the return shipping cost.2. Wrong Item Shipped
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Limitation of Returns
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