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1 answer
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Proteus ATTiny85/ATMega328P CLKOUT not sending any signal at all - Why?

I set all the fuse bits correctly according to the datasheet, It seems like I just need to set the CLKOUT bits correctly, and I should get a signal of some sort. I can still send signals to the GPIO ...
Jeygopi's user avatar
0 votes
0 answers
117 views

Why is my code working in proteus but not when burned into chip?

I am using atmel chip and I have a problem with the code, I guess. Trying to make automatic light system. I am working with two IR sensors that should detect a person entering and leaving the room. I ...
cerouno's user avatar
  • 77
1 vote
1 answer
984 views

Simulator of microcontroller runs so slow in Proteus

I am trying to implement a simple program with ATmega128, which display numbers from 0 to F. The problem is when I set the delay time at 500ms, the simulation runs slower, at around 8 seconds for each ...
Becker's user avatar
  • 87
1 vote
0 answers
269 views

Writing an Array to EEPROM Problem

When I write an array to EEPROM and read it I always get 0xFF. I am writing in addres 0x0001 to 0x0005. The password I am entering is 1,1,1,1,1 saved in uint8 array ...
Ahmed Rifaat's user avatar
0 votes
1 answer
570 views

ATMega328P Timer Problem in Proteus

I have an ATMega328P microcontroller, and I'm learning how it is programmed. I wrote an example for Timer0 and uploaded it into the microcontroller. It works and a led blinks once a second in while. ...
Faruk UNAL's user avatar
0 votes
2 answers
3k views

Simulation of sensor in proteus using Atmega16

I have trouble reading data from sensors using ATmega16 in Proteus. We use either light sensors for which I use LDR in proteus, or LM35 temperature sensor for temperature reading. The problem is, ...
Machi's user avatar
  • 3
1 vote
2 answers
868 views

connecting more than one Lm35 sensor to ADC pins of Atmega32 micro-controller in Proteus software

I am trying to simulate a heating system using an atmega32 microcontroller, 4 lm35 sensors, and Proteus software for circuit simulation. Unfortunately, whenever I run the simulation I encounter the ...
Manoosh Samiei's user avatar
0 votes
3 answers
32k views

Simulating TFT LCD (ILI9341) With Proteus V8.3

I am using Mikrobasic for AVR, and Proteus V8.3 ,So i have wired my circuits as you see in this picture: I modified it in Proteus with one IC Atmega128 as you see in this picture: and i used this ...
Soheil Paper's user avatar
0 votes
3 answers
8k views

Interfacing LDR with atmega32

I have to make LDR based light switch that turn on lights in per-defined light condition. To do this I have to use atmega32 Micro controller. I follow some tutorials and write some codes. the code ...
rafalefighter's user avatar
1 vote
1 answer
2k views

Proteus Simulation examples for ATMEL AVR Controller

I am looking for some examples for simulating AVR controller based designs in Proteus. Currently I do not have any board and Proteus look promising. Is there any authentic reference? Can some one ...
gpuguy's user avatar
  • 1,638
1 vote
1 answer
3k views

Steeper motor control using ATmega32

I was trying to control a stepper motor using ATmega32. i am using AVR studio 4.But, it is not working perfectly at simulation at Proteus. The 4 input signals for motor driver pin IN1, IN2, IN3 and ...
Nafees's user avatar
  • 51
3 votes
1 answer
2k views

DC motor speed is too low while interfacing with L293D motor driver and ATmega8

I am trying to drive a 6V DC motor with an L293D driver and ATmega8 without PWM. The problem is, I am getting a very low speed while connecting the motor via L293D driver.But, It rotates well when I ...
Nafees's user avatar
  • 51
3 votes
1 answer
6k views

What's the difference between AT89S52 and AT89C52?

I am working on a fingerprint security project, based on what I've read so far, I decided to go for AT89S52 as my microcontroller, but I got stuck when I decided to simulate my circuit on Proteus 7.8. ...
Green Onyeji's user avatar
1 vote
0 answers
8k views

How to get rid of "Invalid opcode 0x002A at PC=0x004" in ISIS Proteus?

I have used ATmega 8 and have simulated a circuit to use interrupts, when i give an external interrupt i.e. when a push button is pressed all the LEDs connected to PORTB supposed to be lit up, but i ...
user75736's user avatar
  • 423