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Nopporn Sukkhang, dew_sukkhang@hotmail.com
Simple device that displays text using only one line 8-dot LED. You can change the speed and text easily by modifying the source code.
Figure 1: MCS-51 PROPELLER LED.
Hardware Schematic
The complete hardware schematic is shown in Figure 2. U1 is the 8-bit microcontroller, 89S52. The 8 LEDs are tied to port P1 driven with sink current. The circuit is operated with +3V Lithium battery. The board is mounted on the brushless DC motor.
Figure 2: Hardware schematic .We can test the device easily by spnining it manually. Take a look below video.
Download
Schematic SCHEMATIC.pdf C source code MCS-51 PROPELLER.c Hex file MCS-51 PROPELLER.hex
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31 March 2010
