Interface Cortex M4 and PSRAM with different power supply voltage

Dear all, could you please tell me if it is possible to interface a Cortex M4 (3.3V) with a PSRAM (1.8V) directly or do I have to add a logic level (Voltage Translation) between both? With kind regards...
LPC43XX (Cortex-M4): Timer triggered DMA transfer?

Hi to you all, thank you for your patience: I know I'm publishing a lot of LPC43XX related questions. but the support on NXP forums is just.. well, something different from the one I found here, so I...
ADC Trigger

Hi guys! I just want to ask if i can use timer's input capture as an ADC trigger in STM32F4 board. I couldn' t find any example about it. And if i can use what is the difference between input capture...
MPU is not triggering MemFault or HardFault

MPU is not triggering MemManage fault. I want to protect a memory region of 64 bytes starting from 0x20000000. I've configured the MPU registers accordingly, but when I write in a protected memory location...
Trigger a Software Interrupt

Hi, I'm working on a Cortex-M4 (STM32F429-DISCO) with the Ravenscar profile, using Ada language. What I want to do is to trigger a software interrupt from a procedure in a task. This in order to have...