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Problem. Need help
Hi all, I use this program below, #include #include #include int main(void) { unsigned int i; register unsigned int led asm("r30"); led = 0; for(;;) { for...
Tuesday, 3 February 2004 - 07:41
Hi all, I wanna use ADC from the voltage and current to the mega16. And the ADC conversion takes 65 -260 us. I wanna use a timer interrupt (for example timer2, because i use the...
Monday, 2 February 2004 - 17:17
test code
Hi all, I try the code from avrfreaks /* Title: AVR-GCC test program #1 for the STK200 eva board Author: Volker Oth Date: 4/1999 Purpose: Flashes the...
Monday, 2 February 2004 - 13:20
general purpose register
Hi all, I wanna define one of 32 general purpose register in mega16. I am using the winavr. so which header fiile i need include and how to define it? thank in advance. jack
Monday, 2 February 2004 - 07:29
multichannels ADC
Buddy, I am using multichannels (4 channels) ADC. My chip is atmega16 and compiler is winavr =========================================== SIGNAL(SIG_ADC) { unsigned char...
Sunday, 18 January 2004 - 07:38
OC0,OC1A,OC1B and OC2
Hi all, what is the difference with OC0,OC1A,OC1B and OC2 in application? OC1A and OC1B must be used together or not? I am doing a solar panel maximiser project. I need use one...
Thursday, 15 January 2004 - 13:55
studio 4.0 and STK500
Hi all, i have a atmega16, at90s8535 and stk500 starter kit. when i start AVR studio-->stk500. i define the device,but the system always prompt "Detecting..Failed" what is wrong...
Saturday, 10 January 2004 - 15:26
USB and Dataflash upgrades
Hi, I am using the AT76C711 (USB micro) and dataflash in conjunction with each other. I am aware that the flash can be updated via the usb device. Has anybody been able to...
Thursday, 8 January 2004 - 12:43
please come in
hi, i cannot find the AT90s8515 footprint, can anyone tell me where i can find it.
Sunday, 4 January 2004 - 05:27
PCB ATMega16 library problem
I use the Protel DXP to design a atmega16 PCB board. and i downloaded the atmega16 library from www.avrfreaks.com, but i cannot find the footprint for PCB, and when i upgrade...
Sunday, 4 January 2004 - 02:39
SPI port problem
Hi Why this code does not generate any output on SPI pins of AT90S8515 IC? What is the problem?(I used IAR C C0mpiler) #include "io8515.h" void main(void) { DDRB |= 0x10;...
Friday, 2 January 2004 - 20:46
simulation problem
Hi, i compiled the following code, #include #include #include #include SIGNAL(SIG_ADC) { uint8_t lo_val, hi_val; lo_val = inp(ADCL); /* read low byte first and then the...
Friday, 2 January 2004 - 06:11