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Posted on August 02, 2012 at 07:05Hi, I have a query about STM32 External Interrupts. STM32f4 has 16 External Interrupts. But the problem is there are only 5 Interrupt Vectors available in the ST firmware library. EXTI0_IRQHandler(void); EXTI1_IRQH...
Posted on August 02, 2012 at 13:05I received an error message in simulation as 'error 65: access violation at 0x40021000: no 'read' permission'. I have no idea about this error, should i modify debug setting? or I might loss something ? Thank Envi...
Posted on August 02, 2012 at 17:12Hello, I'm hoping someone can either confirm or deny what I as seeing.I've modified the PWR STANDBY example to check the working of all three WKUP pins.I seem to have a problem when I enable WKUP2.If I only enable W...
Posted on July 30, 2012 at 19:43The original post was too long to process during our migration. Please click on the attachment to read the original post.
Posted on August 01, 2012 at 19:01Hi,currently i 'm trying to get 2 virtual com ports running via usb cdc implementation. The cdc implementation with 2 interfaces (without iad) uses the virtual com port driver von St and it works fine. Now i try to ...
Posted on January 05, 2012 at 04:46Hi, I'm quite new to the STM32 and am trying to run code in internal SRAM, but cannot find a lot of information about it.This is what I have been doing:1) Copy code block to SRAM (with LDR and STR) starting at 0x20...
Posted on August 01, 2012 at 10:34uint16_t Read_OPTOLed_ADC1(void) { ADC_RegularChannelConfig(ADC1, ADC_Channel_14, 1, ADC_SampleTime_71Cycles5); ADC_SoftwareStartConvCmd(ADC1, ENABLE); while(ADC_GetFlagStatus(ADC1, ADC_FLAG_EOC) ==...
Posted on August 01, 2012 at 12:09Hi, I have a board with an STM32 and FPGA whose JTAGs are chained. Using a Ulink I am able to program the MCU. I wanted to try using the ST-Link, but it has no configuration for a chain (Setting the Instruction Regi...
Posted on August 01, 2012 at 01:25I have four timers configured to run in external clock source mode 1; TIM9, 12, 3, and 4. TIM9 and 12 work without issue on my SMT3220 G-EVAL boards and I can see the TIMx_CNT registers update. TIM3 and 4 however ...
Posted on July 31, 2012 at 20:39 I have the following scatter file, LR_IROM1 0x08000000 0x00100000 { ; load region size_region ;ARM_LIB_HEAP 0x20000000 EMPTY 0x200{} ; Heap starts at 1MB ; and grows upwards ;ARM_LIB_STACK 0x20020000 EMPTY -0x4...
