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UNO 3 --I2C-- DFRobot IMU not getting past START
I have chinese UNO 3 w/ mega328p connected to SEN0142 from DFRobot with a MPC6050 IMU (3 DOF gyro + 3 DOF accel). UNO 3 <-->  IMU +5V    <---> Vin GNC...
Friday, 24 May 2019 - 16:47
building gcc=8.3, avr-libc on Linux w/ atpack hooks
Below are my notes on building binutils, gcc and avr-libc with hooks for atpacks.  Why?  I can compile for atmega4809 now. In the following I'm installing under /opt/...
Tuesday, 21 May 2019 - 00:52
gcc, libc for atmega4809 ?
I'm on linux, and prefer to use classic unix tools to cross compile for AVR. My linux distro comes with avr-gcc 5.4.0, avr-libc-2.0.0, etc.   Has anyone found a way to cross-...
Wednesday, 15 May 2019 - 13:10
scope issue
Hi All,   Have not done electronics in decades.    Bought a cheap scope: Hantek DSO5072P, which came with two probes. I was working with it today to debug UNO...
Friday, 10 May 2019 - 17:56
how to verify CPU is going to sleep?
I have a demo to use a timer interrupt to wake up the CPU and toggle a pin to blink the LED on my Arduino Uno 3. Is there a way to verify the processor is sleeping?  ...
Sunday, 5 May 2019 - 22:39
avr-as and word addresses
Hi,   I'm working with avr-as and trying to load the word address of a function into a register pair.  I am getting the byte address.  Does anyone know the syntax...
Sunday, 14 April 2019 - 22:52
need help: timer0 intr service on mega328p
rookie alert; I've been dabbling for a month or so.  I have an UNO 3 board and have been able to run small demo program to blink the on-board led attached to PORTB. I want to...
Saturday, 16 March 2019 - 20:36
AVR simulators, open source
I just started looking into AVR projects (initially arduino).  I was looking for open source simulators and saw the thread on "New Simulator".  I had also found these:...
Friday, 15 February 2019 - 00:28