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ADXL345 Z axis faulty?
I have a few boards that seem to be producing upwards of 4g on Z axis. I seem to find lots of links online on this...but no solutions. Does this mean the ADXL345 chips are faulty...
Thursday, 7 April 2016 - 02:46
SP3232 serial transmits garbage upon receive
I have come across this SP3232 serial rs232 chip .... it seems to be transmitting FF FE F8 etc type bytes on its TX pin whenever its receiving bytes through RX pin. I am certain I...
Wednesday, 23 March 2016 - 03:38
Atmega644pa boot loader section
I am confused looking at the datasheet for mega644pa. There is this table that shows boot/app sections. I am choosing a bootloader size of 8KB. How does it start from 0x7000 (boot...
Friday, 5 February 2016 - 09:27
Appending CRC-16 at the end of a binary file.
I have a binary file generated with srec_cat from hex. I am trying to generate CRC-16 of this binary and then append to this binary and output another binary that has the CRC...
Thursday, 4 February 2016 - 04:48
sprintf for floats in Studio 7
Hi guys I am puzzled...floating point printing fails with blank texts. It used to work before. Infact it worked with a project originally written with studio 6.2 then imported to...
Monday, 28 December 2015 - 02:56
ATSAMD micros and sys/time.h
Hi all,   Has anyone played with the time.h and sys/time.h for these ATSAMD micros? I try to build the the project by including these headers but I get undefined references...
Monday, 21 December 2015 - 02:35
A Concept of Electrostatic Pump...
I dont think anyone has thought of this yet. I was not able to find any content online that is like this. But I have the following idea that I thought I should share with you guys...
Monday, 16 November 2015 - 10:22
Attiny EEPROM read write - how slow?
I am writing a firmware for attiny441 and using twi interface to receive some data and write it to onbaord EEPROM. I expect the data to be around 64bytes max. My worry is i need...
Sunday, 1 November 2015 - 04:08
UC3C 5V IO like UC3A?
Ok I have worked with UC3A series before and they are supplied wiht 3.3V but have 5V tolerant IOs. What is the case with UC3C though? I am am not clear reading the datasheet. The...
Tuesday, 27 October 2015 - 10:12
Hard, white epoxy gluey material on Power supplys
Hi guys,   Does any one know what this hard, white epoxy gluey material is? Basically I am need something that will withstand high temp (200-300 deg C) and be able to hold...
Wednesday, 29 July 2015 - 03:55
Atmel SAMD09/10/11
I want to get my hands on these little ARMs...Element14 has been showing them on "waiting" status for so long now. Does anyone know where to get these things? It looks like...
Friday, 10 July 2015 - 09:48
Shielding in data cable...
Wanted to pick your brain guys.. I have a controller and a sensor some 10m away. The sensor connects to the controller using a 4 wire (+shield) data cable. Of those 4 wires...
Tuesday, 30 June 2015 - 02:02

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