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schematic for 1 floor elevator
Hi ,
Arkel is using 16F877 microcontroller and 93C46 for their elevator control boards. Also there are a plenty of 74HC595 and 74HC597 chips on the board...
74HC595 is used to read the inputs such as floor buttons , 74HC597 is used to driveoutputs..
İf u are...
Re: weight detector
You may use two pairs of prox sensors. Use a prox with reflector cause it is cheaper than the receiver and transmitter types.
You have to place two prox on the same line.
When a person enters the room first prox will activeted so you know that someone enters the room and...
thermistor microcontroller
If u have a hance try to use pic microcontroller. I 've made with 16F877...
ADCON1 = %10000010' configure the port
Define ADC_BITS 10 ' ADC result is 10 bit
Define ADC_CLOCK 1 ' ADC clock source( foscillator/8 )
DEFINE ADC_SAMPLEUS 50 ' ADC sample time
DEG CON...
Why do u use infrared?? You can make with bright leds. All u have to do is replacing a lens infront of the led.. Receiver circuit is so simple...You can make it with 741 opamp IC and LDR...
Anyone have any experience about installing knoppix on hdd??
I 've tried something but I cant make any partition for installing knoppix.
First of all in command mode ;
su 'root mode'
knoppix-installer
After that installer program begun but it said that I have to prepare my hdd for...
You can use UCN5804 IC from allegro micro...I hope it will help u...
Also I have a schematic for driving bipolar step motor...Uses L297 and L298 IC's..
microcontroller printing
Wisely can u please give an example code for communicating with thermal printers?
I have to get production report from thermal printer..
Thanks
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