Home >
Boards >
Controllers >
AT89C51ED2
AT89C51ED2 Controller Board - Technical Data
Microcontroller
- Microcontroller: AT89C51ED2
- Manufacturer: Atmel / Microchip
- Main Crystal: 29.4912MHz
- Speed: Adjustable
- Processor Language: 8051
Memory
- Program Flash Memory (Internal): 64kBytes
- RAM Memory - Scratchpad (Internal): 256 Bytes
- RAM Memory - Expanded (Internal): Up to 1792 Bytes
- EEPROM Memory (Internal): 2 kBytes
- EEPROM Memory (External): up to 256 kBytes (Optional 24LCXX)
Input/Output
- I/O Points Available: 32
- I/O Points Connection: IDCC Connector
Clocks/Timers
- Timers: Yes - Three 16-bit Timers
- Programmable Counter Array: Yes - 16-bit
- Real Time Clock: Yes - DS1307 Optional
- Real Time Clock Battery Backup: Yes
Communication
- RS232 Communication: Yes
- SPI Communication: Yes
Ancillary Features
- In-Circuit Programming: Yes
- Power-On Led: Yes - Red
- Reset Button: Yes
- PSEN Button: Yes
Power Supply
- Power-Supply: 5 Vdc
Dimensions
- LxWxH: 82mm x 62mm x 25mm (Including mounting supports)
Parts Supplied
- Included Parts: AT89C51ED2 Controller, Parallel Download Adapter, Download Software, Manual on CD, Examples and Sample Code, Datasheets on CD.
| Main Page | Technical Data | Accessories | Tips and Tricks |