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Posted on June 11, 2013 at 09:25Hello! lately i configured the RTC to work respectively to the LSI oscillator. The RTC is working well while supplied from VDD pin. when working from the VBAT the last time count is preserved but from turning off to ...
Posted on June 10, 2013 at 23:19i used timer2 and it's clock source from APB1 and Prescaler value for APB1 is 4 it's mean's APB1 work at 42mhz ''168mhz/4 '' becuase the maximum frequency is 42mhz for APB1. i searched in internet and so...
Posted on June 10, 2013 at 17:34i have a stm32 discovery kit , and i am sensing the back emf of sensorless motor which is driven by other kit. i am using adc with one channel and a timer. the main aim to calculate the period while reading the adc-...
Posted on June 06, 2013 at 20:48Hello, I've TIM1 set for PWM signal generation (STM32F407VG). Everything works well but I want an interrupt to be rised on the falling edge of pulse and I have no idea how to set it. Currently I've the following sett...
Posted on June 09, 2013 at 16:32Hey Guys, I'm currently playing with the STM32F205RC Controller and I have some troubles with using the A/D converter with DMA. The task I want to do is quite simple. I want to measure a voltage using ADC1 on Port A ...
Posted on June 10, 2013 at 16:30In the user manual for the discovery board, it says that an installation wizard should appear when I connect the board to my computer for the first time, but that didn't happen. I downloaded the driver from here: htt...
Posted on June 10, 2013 at 15:00Hi! I need to make MSD USB interface to read data from SD Card. Its my first attempt to mass storage class. I'm using fatfs library (http://elm-chan.org) with LFN option. Im looking for some examples for fatfs (I don...
Posted on June 06, 2013 at 21:35I tried for an entire afternoon to configure my IDE for compile CMSIS DSP library.I don't know if there's somebody that is even duller than me but i want to give help to those people...Here there's what i did:1) Add t...
Posted on June 09, 2013 at 12:53hello everyone i have written a program that sends and receives Ethernet Frame but i have a big problem in receiving Frame.it only receives frames which have the following mac address: 0xff:0xff:0xff:0xff:0xff:0xff . ...
Posted on June 07, 2013 at 20:17I need to interface the STM32F407 to a 1K x 8 DPRAM (7C131). The 100 pin STM32F407 package I want to use does not support nonmultiplexed address and data. I have no problem in using a latch to de-multiplex the A0-A7 f...
