Wake up from Power Down Mode

Hi, when the 89LPC932 enters power down mode I want it to wake up only from an external interrupt. Unfortunaltely, this is not happennig. can you help me? maybe I am missing something here in the code...
Wake up from Power Down Mode

Hi, when the 89LPC932 enters power down mode I want it to wake up only from an external interrupt. Unfortunaltely, this is not happennig. can you help me? maybe I am missing something here in the code...
Wake up from power-down only once

Hello all, I am working on a project using Winbond W77E58. To save energy, if there is no trigger input from P3.2 (INT0/), P3.3 (INT1/) or P3.0 (Serial Port) for some time the MCU will go into power...
Wake up from total power down mode

I use the MCB900 prototype board (revision E). My source code is in assembler (.a51) When I debbug my code with µvision2 software, I have No errors, No Warning, and all the interrupts are abble to...
Wake up from power-down only once

Hello all, I am working on a project using Winbond W77E58. To save energy, if there is no trigger input from P3.2 (INT0/), P3.3 (INT1/) or P3.0 (Serial Port) for some time the MCU will go into power...