Post Created date
I/O Expander with PWM Input
The MCP23017 data sheet says: Maximum current out of Vss pin..................................150 mA Maximum current into VDD pin.....................................125 mA...
Friday, 5 July 2019 - 18:22
I/O Expander with PWM Input
Thanks for all the suggestions and advice. I think that I'm going to go with replacing the IO expanders with PCA9685 chips - I need to read the data sheet more carefully, but it...
Friday, 5 July 2019 - 15:55
I/O Expander with PWM Input
Thanks for pointing me in the right direction Brian - I've found some NXP chips that do exactly what I need.
Wednesday, 3 July 2019 - 10:45
Add C++ toolchain to a C project?
I wish there was a way, as this would make adding C++ code to an Atmel Start project way easier.
Tuesday, 30 April 2019 - 13:27
tinyAVR 1-Series TWI Polled Byte-Read with NACK
Hi trevorg, thanks for posting your code - interesting that you poll RIF bit being unset at the beginning of your write function, whereas I am polling for it being set at the end...
Tuesday, 30 April 2019 - 13:21
tinyAVR 1-Series TWI Polled Byte-Read with NACK
Hi clawson, thanks for the reply. Yes, I generated an Atmel Start project & went through the code when creating my polled version - it's like wading through pea soup, but it...
Sunday, 28 April 2019 - 16:53
Atmel Stduio 7 is slow and lags while scrolling
The first thing I'd try is to open up the Task Manager and see if any other programs are hogging the CPU/Memory/Disk Usage
Sunday, 28 April 2019 - 11:46
ATtiny85 TWI SDA/SCL Internal Pull-ups - TinyWireM Library
Thanks for the replies. They are helpful in so much that they illustrate how little I understand the electrical operation of the IO pins - more studying needed on my part.  ...
Tuesday, 19 February 2019 - 11:27