dds for CW

cubesatsim/cubesatsim.ino

@@ -42,6 +42,7 @@
 #include "SSTV-Arduino-Scottie1-Library.h"
 #include "LittleFS.h"
 #include <Adafruit_SI5351_Library.h>
+#include <pico_dds.h">
 
 // jpg files to be stored in flash storage on Pico (FS 512kB setting)
 #include "sstv1.h"
@@ -3837,9 +3838,11 @@ void configure_wifi() {
 	
 void transmit_cw(int freq, float duration) {  // freq in Hz, duration in milliseconds
  // if (!wifi) 
-    digitalWrite(LED_BUILTIN, HIGH);	// Transmit LED on
+  digitalWrite(LED_BUILTIN, HIGH);	// Transmit LED on
   digitalWrite(MAIN_LED_BLUE, HIGH);	
-	
+  dds_setfre(freq);
+  sleep(duration);
+/*	
   unsigned long start = micros();
   unsigned long duration_us = duration * 1000;
   float period_us = (0.5E6) / (float)(freq);
@@ -3851,6 +3854,7 @@ void transmit_cw(int freq, float duration) {  // freq in Hz, duration in millise
     sleep(min(time_left, period_us) / 1.0E6);  
   }	
   digitalWrite(AUDIO_OUT_PIN, LOW);
+*/
 //  if (!wifi) 
     digitalWrite(LED_BUILTIN, LOW);	// Transmit LED off
   digitalWrite(MAIN_LED_BLUE, LOW);