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Can bus v TWI/I2c
Hi Guys,   Just a sanity check.  I have some 16 encoders connected to an Atmega324PB with PCint's active.  Works great.  However, with TWI the master device (...
Tuesday, 1 December 2020 - 18:17
Simple timer with 20mHz clock
Hi Guys,    I'm trying to implement a simple counter to generate an interrupt every 2ms (roughly) so I can monitor pin change speed based on the counter.   I'...
Friday, 20 November 2020 - 11:51
encoder rotation speed detection
Hi Guys,   I know this subject has been raised a number of times, but I haven't found anything appropriate, or perhaps I'm not phrasing the search correctly.   I have an...
Thursday, 19 November 2020 - 20:27
Confused about timers
Hi,   Wonder if someone can hep me out   I'm working on some existing code to generate an interupt every 4096 clock cycles   // CTC with OCR0A as TOP TCCR0A = (1...
Saturday, 7 November 2020 - 23:22
Communicating with a TLC5947
Hi Guys,   I wonder if some kind soul could point me in the right location with the above.   I've designed a board with an Atmega328P and a TLC5947.  I tested this...
Tuesday, 17 December 2019 - 21:13
Ensuring a TLC5947 device is disabled on power up.
Hi Guys,   I have a string of TLC5947's attached to an ATmega328p.  There is a pin(Blank Pin) on the TLC5947 that disables output if it is high.  ...
Tuesday, 10 September 2019 - 19:33
Problems with 2 SPI Slaves
Hi Guys   Hope someone can help be out here, I'm going nowhere after a couple of days debugging.   I have an Atmega328p on a custom board with an external clock running...
Tuesday, 3 September 2019 - 13:53
Solved: atmega328p using an external oscillator
Hi Guys,   Put a new prototype board today (SMD) with the aim of using an external oscillator (4 pin variety) connected to XTAL1. (5v@20Mhz) It didn't work.  I...
Tuesday, 27 August 2019 - 19:32
CCL, LUTS and Encoders
Hi Guys,   I'm trying to figure out if I can drive more than one encoder (plan on using ATmega4809)    I've had a look at app note  AN2434 but I'm not up...
Wednesday, 21 August 2019 - 16:44
TWI Slave problems
Hi Guys   I've been making steady process on my AVR slave implementation but I'm having a few issues while testing   Setup Atmega328p as slave writing to a display via...
Wednesday, 31 July 2019 - 21:05
Chip suggestions with large number of I/O
Hi Guys,   A current project I'm working on has run into a bit of a wall.  Currently using an Atmega324PB to to service 16 encoders using PCINT (the chip has PCINT on...
Tuesday, 30 July 2019 - 20:41
Jtag/ISP programming on input pins
Hi Guys,   Struggling with an appropriate title, but my question is this.  I've designed a board with 2 x Atmega324PB's on it.  The purpose of the board is to...
Sunday, 28 July 2019 - 19:38

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