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Automatic MCU programming
See my topic AVRflash freeware frontend for stk500/AVRISP Dig Kleppe
Wednesday, 29 March 2006 - 20:00
refresh an adc measurement
lfmorrison wrote:In practice, though, my applictions habitually switch ADC channels after every reading. I get reliable results. Maybe the first conversion after boot-up is junk...
Wednesday, 15 March 2006 - 19:58
refresh an adc measurement
Hi chrissie wrote: interrupt [ADC_INT] void adc_isr(void){ ..... calibratie(); set_LCD_cur(0,12); ltoa(Temperatuur,temp); disp_str(temp); ADCSRA |= 0x40...
Wednesday, 15 March 2006 - 19:41
refresh an adc measurement
Hi Be carefull: when you switch the ADC channel the first reading for the new channel is inaccurate: do not use this. So you have to make a provision for that by means of a (...
Tuesday, 14 March 2006 - 20:09
Problem reading a port pin that's switched to GND
Hi Peter I think you forgot to use a pull-up resistor on the input pin. to use the internal pull-up write a one to Pin S2 PORTD |= _BV(S2); Dig
Thursday, 9 March 2006 - 20:15
switch debouncing problem
Hi I wrote some code to make it easy to read keys. There are some low level functions and a high level function evaluating the result. There are no delays involved, the low level...
Wednesday, 1 March 2006 - 20:37
Counting inputs from a shaft encoder
A very simple solution is connecting one channel to an interrupt pin and monitoring the other channel when an interrupt occurs. The level on this pin shows the rotation direction...
Monday, 27 February 2006 - 20:12
AVR or ARM for robocon?
Hi I am also concidering to play with a small ARM7. There ara a lot of interesting devices such as the Aduc's from Analog. BUT: The nice thing about the AVR is the good (and easy...
Monday, 6 February 2006 - 20:38
LCD RW pin to GND ?
When you use R/W Control you are able to monitor the busy flag of the LCD controller. This usefull because there are various executiontimes for different instructions and...
Sunday, 22 January 2006 - 14:23
Watchdog problem
Hi I think it is a problem in Studio: the watchdog always resets the device ( various ATmega's) . So I disable the WDt when simulating. Dig
Wednesday, 11 January 2006 - 18:29
AvrFlash Freeware frontend for STK500/AVRISP programmer.
I use STK500.exe. AVRFlash only generates the commandline. Dig
Monday, 2 January 2006 - 20:56
AvrFlash Freeware frontend for STK500/AVRISP programmer.
You are correct, but when you have to program different projects without the need for the Studio features this is a lot more easy and secure. We also use this program in a...
Sunday, 1 January 2006 - 14:59