//! Read data from address
unsigned int jtag430_readmem(unsigned int adr){
unsigned int toret;
+ jtag430_haltcpu();
+
CLRTCLK;
jtag_ir_shift8(IR_CNTRL_SIG_16BIT);
//FCTL1=0xA500, disabling flash write
jtag430_writemem(0x0128, 0xA500);
- jtag430_releasecpu();
+ //jtag430_releasecpu();
}
//FCTL1=0xA500, disabling flash write
jtag430_writemem(0x0128, 0xA500);
- jtag430_releasecpu();
+ //jtag430_releasecpu();
}
//Perform a reset and disable watchdog.
jtag430_por();
+ jtag430_writemem(0x120,0x5a80);//disable watchdog
+
+ jtag430_haltcpu();
}
//! Set CPU to Instruction Fetch
void jtag430_setinstrfetch(){
+
jtag_ir_shift8(IR_CNTRL_SIG_CAPTURE);
// Wait until instruction fetch state.
unsigned long at;
unsigned int i, val;
+ //debugstr("Classic MSP430 handler.");
+
switch(verb){
case START:
//Enter JTAG mode.
blocks=(len>4?cmddata[4]:1);
at=cmddatalong[0];
- len=0x80;
+ //Fetch large blocks for bulk fetches,
+ //small blocks for individual peeks.
+ if(blocks>1)
+ len=0x80;
+
serial_tx(app);
serial_tx(verb);
serial_tx(len);
while(blocks--){
for(i=0;i<len;i+=2){
jtag430_resettap();
- delay(10);
+ //delay(10);
val=jtag430_readmem(at);
-
+
at+=2;
serial_tx(val&0xFF);
serial_tx((val&0xFF00)>>8);
}
}
-
-
-
break;
case JTAG430_WRITEMEM:
case POKE:
txdata(app,verb,2);
break;
case JTAG430_WRITEFLASH:
- debugstr("Poking flash memory.");
+ //debugstr("Poking flash memory.");
jtag430_writeflash(cmddataword[0],cmddataword[2]);
cmddataword[0]=jtag430_readmem(cmddataword[0]);
txdata(app,verb,2);