• Effects of __disable_irq()
    Hello everyone, I have a general question about disabling interrupts in ARM processors. It is quite obvious that using the __disable_irq() in privileged mode should have the effect that no interrupt...
  • loading effect
    hey i hav tried connecting the port 2 to a 4bit encoder ht12e i hav masked d data n used only 4bits n sending it to ht12e when check d result i get +5v on pins of port 2 bt when i connect it to encoder...
  • unable to simulate usart in loopback mode
    I am using the uVision RealView MDK -ARM 4.02 trial version. I am simulating the LM3S5791. I am simulating usart0. I execute the driverlib functions, UARTConfigSetExpClk(UART0_BASE,12000000,19200...
  • ARM Compiler optimization effects
    Hello, I'm using Keil uVision V5.24.2.0 with ARM Compiler V5.06 update 5 (build 528). Initially, compiler optimization level was set to 1. With this level, I found that the address assigned...
  • Noise effect when Debugging
    Hi, I noticed that when debugging any board with STM32L152(designed with myself or ST Discovery board) using ST-Link V2 in keil, it is very sensitive to noise.If you put a probe on the ground of the...