does not compile -- moving to laptop

git-svn-id: https://bucket.mit.edu/svn/nilm/zoom@7595 ddd99763-3ecb-0310-9145-efcb8ce7c51f

firmware/zoom.c

@@ -125,12 +125,16 @@ void run_debug(void)
 		uart1_put_dec(adc);
 		uart1_crlf();
 		switch (uart1_get()) {
+
+		// small step
 		case '[':
 			dac--;
 			break;
 		case ']':
 			dac++;
 			break;
+
+		// medium step
 		case '-':
 			dac -= 16;
 			break;
@@ -138,6 +142,8 @@ void run_debug(void)
 		case '=':
 			dac += 16;
 			break;
+
+		// big step
 		case ',':
 		case '<':
 			dac -= 1024;
@@ -146,15 +152,21 @@ void run_debug(void)
 		case '>':
 			dac += 1024;
 			break;
+
+		// set DAC to midpoint
 		case '0':
 			dac = 32768;
 			break;
+
+		// run degauss (currently a noop)
 		case 'd':
 			uart1_put_string("degauss...");
 			degauss();
 			uart1_crlf();
 			dac = 32768;
 			break;
+
+		// set DAC to specified hex value
 		case 'v':
 		case 'V':
 			buf[0] = uart1_get();
@@ -167,6 +179,22 @@ void run_debug(void)
 			else
 				dac = v;
 			break;
+
+		// maintain ADC input at zero
+		case 'z':
+		case 'Z':
+			uart1_put_string("zeroing input...\r\n");
+			debug_zero_adc = 1;
+			uart1_get();
+			debug_zero_adc = 0;
+			break;
+
+		// sweep DAC
+		case 's':
+		case 'S':
+			uart1_put_string("sweep\r\n");
+			debug_sweep();
+			break;
 		}
 	}
 }