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Discuss hardware and software design challenges, including NOR flash storage, OTA updates, component ID, and thermal management.

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I2c pcf8574-Ds1307--

Posted on February 20, 2013 at 20:58hello, after long trying, i managed to write to the pcf8574 in assembly language. no i have only a problem with WRITING to the DS1307, i can read the DS1307 my question is, when you use a crystal of 14.7456Mhz, wh...

spear600-2 jtag interface

Posted on February 15, 2013 at 02:38hi, can anyone used jtag interface of spear600-2 before share some experience? on my board with spear600-2(manufacturer SGS/Thomson, idcode 07926041h), I can detect the correct jtag chain.but I can't control spea...

STM8S I2c

Posted on January 30, 2013 at 11:34hello, i try to make a connection between the stm8s207 and an pcf8574. the problem is with the software, because i can control the pcf8574 with an AARDVARK analyzer. when i send a start and an adress (40) for pcf85...

Cosmic compiler unexpected result

Posted on February 01, 2013 at 12:05Hi. I'm using the Cosmic STM8 compiler (''free'' version, v4.3.9) and it appears to generate unexpected results for the following test :- static char test(unsigned int x, unsigned int y) {    return (int)(x - y) <...

phorton by • Associate II
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ST7570 ST7580 C Library

Posted on June 21, 2011 at 13:42Where can I get the C Library for the powerline trancievers ST7570 and ST7580 described in User Manual UM1070? http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/USER_MANUAL/DM00026249.pdf The dis...

dgeoerg9 by • Associate
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Setting RTC wake up timer for perioic wake up

Posted on July 17, 2011 at 21:55I've pored over the user guide and various app notes but cannot seem to get the RTC wakeup timer to start running, so no WU interrupt and I get stuck in halt mode. Can someone give me a difinitive checklist of what r...

SPI interface b/w ST10F269 and 82C900

Posted on January 22, 2013 at 13:17i have the below function to write a single byte to 82C900 via SPI. the µC is ST10F269, have to reuse this code because its a working one, but i am not finding this code appropriate. I have to replace 82C900 with ...

sanoop by • Associate
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