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dead gpio pins on 4/100 stm32407 chips

Posted on January 07, 2013 at 11:09i have designed a little pcb which uses a stm32407vet. i have had 100 boards assembled. and 96 of them work great but 4 of them the gpio on 1 pin (different pin each board) is not working) same firmware on each boa...

russdx by • Associate II
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STM32F10x_StdPeriph_Lib_V3.5.0 & IAR v6.5

Posted on January 04, 2013 at 18:18HiI'm using STM32F10x_StdPeriph_Lib_V3.5.0 with IAR 6.50 compiler but when I open the workspace in the templade directory and then I build it ,  I found 240 errors look like these :Building configuration: Project -...

stst9187 by • Associate II
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Low level PWM problems

Posted on January 05, 2013 at 01:51 I'm trying to implement PWM on TIM4_CH4 with output on PD15 using only low level register writes as I don't much care for all the high level functions provided. However, I tried to convert the functions to the...

STM32F4xx TIM7 Stopping

Posted on January 04, 2013 at 09:13I want to use TIM6 and TIM7 together . TIM6- Update Event - 2MHz  priority 0x10 TIM7- Update Event - 1MHz priority 0x00 when I closed TIM6 , TIM7 is running normally and toggling LED from PD14 but when I enabled T...

STM32F373 Bootloader

Posted on December 13, 2012 at 05:05I've built a small breakout board for the STM32F373CC:http://ebrombaugh.studionebula.com/embedded/stm32f373breakout/index.htmlI was hoping to be able to use BOOT mode to load it up via the USB device port, but I c...

STM32F100xx TIM4 PWM woes

Posted on January 04, 2013 at 16:58Ok, I'm confused.. according to the docs I should be able to program TIM4 as a PWM with unremaped output on PB9.  However, the Timer API call TIM_CtrlPWMOutputs() has an assert which indicates that TIM4 isn't suppo...

eaverill by • Associate II
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USB CDC Class Driver

Posted on January 02, 2013 at 12:00Hi All,is this normal ? Using 103F along with ST USB CDC Libs on my board and it seems that the USB driver on the PC negotiates a new COM port for every new board i connect to the PC.Normally this is not a problem ...

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