Quantitative tests of AVR power stability,

[goodfet] / firmware / apps / jtag / jtag430.c

diff --git a/firmware/apps/jtag/jtag430.c b/firmware/apps/jtag/jtag430.c
index 50fc70d..35874a8 100644 (file)
--- a/firmware/apps/jtag/jtag430.c
+++ b/firmware/apps/jtag/jtag430.c
@@ -257,6 +257,27 @@ void jtag430_start(){
   jtag430_haltcpu();
 }
 
+//! Start normally, not JTAG.
+void jtag430_stop(){
+  debugstr("Exiting JTAG.");
+  jtagsetup();
+  
+  //Known-good starting position.
+  //Might be unnecessary.
+  //SETTST;
+  CLRTST;
+  SETRST;
+  delay(0xFFFF);
+  
+  //Entry sequence from Page 67 of SLAU265A for 4-wire MSP430 JTAG
+  CLRRST;
+  delay(0xFFFF);
+  SETRST;
+  //P5DIR&=~RST;
+  //delay(0xFFFF);
+  
+}
+
 //! Set CPU to Instruction Fetch
 void jtag430_setinstrfetch(){
   
@@ -301,6 +322,10 @@ void jtag430handle(unsigned char app,
     //TAP setup, fuse check
     jtag430_resettap();
     
+    txdata(app,verb,0);
+    break;
+  case STOP:
+    jtag430_stop();
     txdata(app,verb,0);
     break;
   case JTAG430_HALTCPU: