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SD card reader write/read single block

Posted on January 15, 2014 at 11:48We checked some SDHC Card Readers and we noticed that they are using the Multiple Block Write CMD25 for writing a single sector and Multiple Block Read CMD18 for reading a sincle sector. The SDIO protocol has Singl...

meir by • Associate
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  • 3 replies
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STM32w108 Sleep Modes

Posted on January 15, 2014 at 03:05I can't for the life of me figure out how to get the STM32w108 the wake up with the sleep timer. I basically want to wake up every 15ms and run my main loop. My initialization routine is very short. Here it is:   S...

jacobb by • Associate II
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  • 4 replies
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Help getting ISR callback for timer?

Posted on January 14, 2014 at 22:24I'm quite likely missing something obvious to someone, but so far this is eluding me :) I've got an STM32F205RE by itself on a breadboard (no eval or discovery board here.) I'm using libopencm3 for linker-script a...

skeezix by • Associate II
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  • 11 replies
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USB FS IN Transfer

Posted on January 05, 2014 at 21:15Hi, I'm reaching Control Pipe IN Timeout indication in DIEPINT0.TOC : Bit 3 TOC: Timeout condition Applies only to Control IN endpoints. Indicates that the core has detected a timeout condition on the USB for the l...

dimax by • Senior
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  • 5 replies
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STM32F3 USB Overflow

Posted on January 14, 2014 at 21:30I'm currently using USB for communication between a server and my ST32F373C8.  I'm sending a lot of data back and forth between the two and I believe that I am overflowing the USB PMA before I am able to copy it ov...

mattfox by • Associate II
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  • 1 replies
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[F407vtg] jump to bootloader

Posted on January 14, 2014 at 22:40STM32F407VTG CooCox IDE Hello, how can i jump to inbuild bootloader? This code is not working: void BootLoader(void) {     void (*SysMemBootJump)(void) = (void (*)(void)) (*((uint32_t *) 0x1FFF0004));     __set_PRI...

Using EXTI only for software interrupt?

Posted on January 15, 2014 at 04:46Hi. Is it possible to setup EXTI_LineX so that it is only triggered by EXTI_GenerateSWInterrupt(EXTI_Linex) library function? and NOT triggered by any hardware condition?It seems that even if I omit the code for li...

CAN filter in FMI field

Posted on January 15, 2014 at 01:00 I set up CAN1 for mask filters as follows: CAN 1, Btr 0129000a, Esr 00000000, Mcr 00000040, Msr 00000c00 Tsr 1c000000, Rf0r 00000000, Rf1r 00000000, Ier 0003875b filter Fmr 2a1c0e00, Fm1r 00000000, Fs1r 0...

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