#include "command.h"
#include "glitch.h"
-//! Disable glitch state at init.
+
+//! Call this before the function to be glitched.
+void glitchprime(){
+#ifdef DAC12IR
+ //Set to high voltage.
+ DAC12_0DAT = glitchH;
+
+ //Reconfigure TACTL.
+ TACTL=0; //Clear dividers.
+ TACTL|=TACLR; //Clear TimerA Config
+ TACTL|=
+ TASSEL_SMCLK | //SMCLK source,
+ MC_1; //Count up to CCR0
+ //TAIE; //Enable Interrupt
+ CCTL0 = CCIE; // CCR0 interrupt enabled
+ CCR0 = glitchcount;
+
+ //Enable general interrupts, just in case.
+ _EINT();
+#endif
+}
+
+//! Setup glitching.
void glitchsetup(){
#ifdef DAC12IR
//Set GSEL high to disable glitching.
interrupt(TIMERA0_VECTOR) Timer_A (void)
{
#ifdef DAC12IR
+ //debugstr("Glitching.");
+ DAC12_0DAT = glitchL;
+ asm("nop");
+ asm("nop");
+ asm("nop");
+ asm("nop");
+ asm("nop");
+ DAC12_0DAT = glitchH;
+ //DAC12_0DAT = glitchL;
+ /*
switch(glitchstate){
case 0:
P1OUT|=1;
//Do nothing.
break;
}
- CCR0 += glitchcount; // Add Offset to CCR0
+ */
#endif
}
glitchH=high;
glitchL=low;
+ //debugstr("Set glitching voltages.");
#ifdef DAC12IR
ADC12CTL0 = REF2_5V + REFON; // Internal 2.5V ref on
glitchcount=rate;
}
-
//! Handles a monitor command.
void glitchhandle(unsigned char app,
unsigned char verb,
glitchrate(cmddataword[0]);
txdata(app,verb,0);
break;
+ case GLITCHVERB:
+ //FIXME parameters don't work yet.
+ glitchprime();
+ handle(cmddata[0],cmddata[1],0);
+ break;
+ case GLITCHTIME:
+ _DINT();//disable interrupts
+ TACTL=0; //clear dividers
+ TACTL|=TACLR; //clear config
+ TACTL|=TASSEL_SMCLK| //smclk source
+ MC_2; //continuout mode.
+
+ //perform the function
+ silent++;//Don't want the function to return anything.
+ handle(cmddata[0],cmddata[1],0);
+ silent--;
+ cmddataword[0]=TAR; //Return counter.
+ txdata(app,verb,2);
+ break;
case START:
case STOP:
case GLITCHAPP:
- case GLITCHVERB:
default:
debugstr("Unknown glitching verb.");
txdata(app,NOK,0);