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About hollandb

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  • Birthday June 27

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  1. Very well written and it cleared up my confusion. Thanks roadrunner84.
  2. Hello All, This is my first post on this forum and I am using an MSP430G2553 and coding with Energia. I started fiddling with my MSP430 Launchpad a few weeks ago and I am now doing a few projects that will be much simpler using Interrupt Service Routines. While discussing how interrupts work with some friends, it came up that a return from a ISR is different than from that of a regular subroutine. I do not mean the "return val;" but the actual PUSHes and POPs from the stack. I have heard that the ISR PUSHes the status register, or some such containing current flags, onto the stack
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