X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=firmware%2Flib%2Fcommand.c;h=dadffbd0e4fa0dd5a8fe28f3e4216a389e1e8d6a;hb=25829298efbada4ec4121745019cb68cca319402;hp=08a5cf7494c91bad21bf19d9534c132bb6c0bcee;hpb=3bf98a899ca8003835b69d949d299369a5d7a4f7;p=goodfet

diff --git a/firmware/lib/command.c b/firmware/lib/command.c
index 08a5cf7..dadffbd 100644
--- a/firmware/lib/command.c
+++ b/firmware/lib/command.c
@@ -1,10 +1,14 @@
+/*! \file command.c
+  \author Travis Goodspeed
+  \brief These functions manage command interpretation.
+*/
+
 #include "command.h"
 #include "platform.h"
 #include <string.h>
 
-//! Different command handling functions.
-
 unsigned char cmddata[256];
+unsigned char silent=0;
 
 //! Transmit a string.
 void txstring(unsigned char app,
@@ -18,11 +22,24 @@ void txstring(unsigned char app,
     serial_tx(*(str++));
 }
 
+/*! \brief Transmit a debug string.
+  
+  Transmits a debugging string that is to be printed
+  out of line by the client.  This is just for record-keeping;
+  it is not considered a proper reply to a query.
+ */
+void debugstr(const char *str){
+  txstring(0xFF,0xFF,str);
+}
+
+
 //! Transmit data.
 void txdata(unsigned char app,
 	    unsigned char verb,
 	    unsigned char len){
   unsigned int i=0;
+  if(silent)
+    return;
   serial_tx(app);
   serial_tx(verb);
   serial_tx(len);
@@ -31,8 +48,21 @@ void txdata(unsigned char app,
   }
 }
 
+//Be very careful changing delay().
+//It was chosen poorly by trial and error.
+
 //! Delay for a count.
 void delay(unsigned int count){
   volatile unsigned int i=count;
   while(i--) asm("nop");
 }
+//! MSDelay
+void msdelay(unsigned int ms){
+  volatile unsigned int i,j;
+  i=100;
+  while(i--){
+    j=ms;
+    while(j--) asm("nop");
+  }
+  //Using TimerA might be cleaner.
+}