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100V interface to ADC of ATmega16l
Here are some things that need to be defined to design a good solution. 1. Is isolation required from the 0-100V signal ? Do they share the same common ? 2. What sort of sample...
Sunday, 29 August 2004 - 17:20
MMC PCB Holder
These connectors are available from Digi-Key in Greece. The part number is CCM05-5761 R601CT-ND, manufacturer ITT...
Sunday, 29 August 2004 - 14:09
ADC conversion
See attached.
Saturday, 28 August 2004 - 19:26
ADC conversion
You cannot calcuate RMS values from the method you described. Your method only calculates average values. To calculate TRUE RMS values, each sample must be squared and added to a...
Saturday, 28 August 2004 - 19:11
Global variable out of SRAM???
It sounds like you are out of static ram (too many variables declared). It also sounds like you are over by either 4 bytes, 8 bytes, or 16 bytes, depending of the declared size of...
Thursday, 26 August 2004 - 21:19
Clear Timer on Every Other Capture and track location
It seems to me like you need two sensors, offset equal distance from center (both sides of center). From the two sensors, you can determine which side the pendulum is on and which...
Thursday, 26 August 2004 - 04:01
SPI between microcontrollers
There is no specification for the distance that SPI can communicate. It is highly dependant on the media (cable, pcb) and the care of signal routing. In addition, the electrical...
Monday, 23 August 2004 - 23:27
Power Estimation
Here is a formula that applies to the MEGA48. This formula applies to the active core with all features enabled and all I/O set for inputs. It may apply to other AVR's as well....
Monday, 23 August 2004 - 17:24
Olimex Jtag - is it good?
I've been using the Olimex JTAG dongle for almost a year now with no trouble. My only small inconvenience was having to upgrade the firmware in the dongle to work with a newer...
Sunday, 22 August 2004 - 17:11
need a divider command
You don't need a computer science degree to learn binary math. The internet is full of information if you look. :oops: Here's two links to get you started. http://home.carolina...
Friday, 20 August 2004 - 13:33
On Chip Debugging AvrStudio 4 STK500
Jason, You don't need DebugWire for debugging the MEGA16 (or any other device with a full JTAG interface). DebugWire is a new single wire system for debugging some of the newer...
Friday, 20 August 2004 - 13:24
microcontroller based AVR program downloader
Maybe this will help. I am currently working on a PC program (written in VB) to interface to the STK500 or any other STK500 comptable programmer. This program will be used to...
Friday, 20 August 2004 - 03:05