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I'm trying to figure out the fastest way to convert a 16-bit number to 4 digits for an LCD display. I did adopt the use of the fast 16-bit division on another thread...
Arranging data packet between micros for optimal speed
Started by 3 months ago●5 replies●latest reply 3 months ago●48 viewsOk, I managed to get the microcontrollers (AT89LP52 and AT89S52) to execute code, but now I need a way to optimize my data flow.
I have one controller setup as...
Following atmels AT89LP52's instructions to make the chip work is like....
Started by 3 months ago●12 replies●latest reply 3 months ago●56 views...almost winning the lottery.
Ok. So I used the AT89S52 numerous times on my target board as well as in my programmer and things are successful. So now I choose...
AT89S52 signature detected but AT89LP52 fails
Started by 3 months ago●1 reply●latest reply 3 months ago●16 viewsThis week my local supplier ordered some AT89LP52's for me and I bought them today and they all arrived in a plastic anti-static package which makes me think they...
RB8 bit in serial mode 1 of 8051
Started by 4 months ago●2 replies●latest reply 3 months ago●43 viewsI primarily refer to the following source for the 8051 programming information:
http://8052mcu.com/
But it says nothing about the operation of the RB8 bit in serial...
Data packet format that transfers at best speed - 8051
Started by 4 months ago●19 replies●latest reply 3 months ago●43 viewsAfter analyzing my own code 500,000 times, I'm starting to learn my serial data format isn't perfect.
Currently, my packet is arranged as 11 bytes as follows:
Byte...
Why mini-internet system only works when speed is set to slow?
Started by 4 months ago●10 replies●latest reply 3 months ago●53 viewsI'm trying to create a system in which one unit acts as a central server to 25 special hardware clients.
All devices utilize the same specs that I will explain...
Hello,I'm new to MCU technology, but have a background in digital electronics since the year 1969. Yes, that's the year 1969 if you're wondering. I've been studying...
Stack - interrupt, function call?
Started by 4 months ago●11 replies●latest reply 4 months ago●73 viewsHi,I am confused about the stack.I understand that in embedded C programming for MCU, when a function is called, a stack frame is created so that the following can...
Least processor-intensive serial interrupt routine for 8051
Started by 4 months ago●4 replies●latest reply 4 months ago●42 viewsI'm trying to figure out if I can somehow save some more clock cycles in these routines.
Basically I have a transmit and receive function here for the serial port....
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