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Forum Posts

I2C Interface HAL

Posted on October 06, 2015 at 19:46STM32F4xx HAL Driver Problem With I2C Write DataI Want To Send Command In form of Int but in HAL Driver not Able to Send it and also Null Character for DS1621,int main(void){  HAL_Init();  /* Configure the system c...

bhavesh by Associate II
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STM32F407VG TImer PWM

Posted on December 12, 2015 at 11:04 Hi all, i use KIT stm32f407 to dev PWM for motor. I use timer1 with channel 1 (Port A Pin 8 ) to output PWM. I use HAL library with Keil C 5. My code build success (no error). And i load to hardware O...

32 sum with saturation

Posted on January 08, 2016 at 18:25hello forumI am using a Cortex M0+ and I am looking for suggestions about handling saturation with 32 bit addition.I found this code in the web uint32_t sadd32(uint32_t a, uint32_t b){ return (a > (1<<32-1) - b) ? ...

stanzanim by Associate III
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F407VG's USB CDC And Getting Data To The PC

Posted on January 06, 2016 at 07:15 Getting a working CDC VCP on the STM32F4DISCOVERY is almost there. Device enumeration, SET/GET_LINE_CODING, SET_CONTROL_LINE_STATE and VCP PC -> STM32 data delivery are in place. Workalot is stuck on ge...

Workalot by Associate III
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STM32F4(407) DISCO CAN bus problem

Posted on January 12, 2016 at 07:30The original post was too long to process during our migration. Please click on the attachment to read the original post.

togsin by Associate II
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Bidirectional pins/databus?

Posted on January 11, 2016 at 17:39My display has bidirectional or databus pins. It has also LCD_WR and LCD_RS pins to tell how it should work. Is there an IO port or pins which could directly drive those. I know it is possible to change direction o...

LMI2 by Lead
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How to generate PWM on TIM3 - CH3 on STM32F103 device

Posted on January 10, 2016 at 14:32 Hello all, i have some mouses around my house and need a pwm driver for a mouse trap but i have some dificulties generating a pwm signal on PB0 ( Timer 3 channel 3 output) RCC_APB2PeriphClockCmd...

Bogdan by Senior
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