Werkend proto

build/src/CMakeFiles/main.dir/CXX.includecache

@@ -231,6 +231,8 @@ stdio.h
 -
 string.h
 -
+time.h
+-
 pico/stdlib.h
 /home/marcel/Documents/electronische_projecten/lora_aprs_node_pico/src/pico/stdlib.h
 pico/binary_info.h

src/Config.h

@@ -18,6 +18,9 @@
 
   #endif
 
+ #define OFF 0
+ #define ON 1
+  
   const long serialBaudRate   = 38400;
   const int  rssiOffset      = 292;
 
@@ -28,7 +31,7 @@
   int       loraPreamble        = 8;
   int       loraCodingRate      = 5;
   int       loraTxPower         = 17;
-  int       LoRaPaSelect        = 0;
+  int       LoRaPaSelect        = 1;
   uint32_t  loraBandwidth       = 125E3;
   uint32_t  loraFrequency       = 433775000;
 
@@ -66,5 +69,14 @@
       
       uint8_t FirmwareVersion[20] = { 'V','1',',','C','o','n','t','r', 'o','l','l','e','r',' ','0','1', 0} ;
   } AprsSettings;
+  
+  struct status {
+      bool PowerSupply24V;
+      bool PowerSupply12V;
+      bool PowerSupply5V;
+      bool ControlRelay;
+      
+      uint8_t StatusString[6] = { '0','0','0','0','0',0};
+  } Status;
 
 #endif

src/main.cpp

@@ -1,5 +1,6 @@
 #include <stdio.h>
 #include <string.h>
+#include <time.h>
 #include "pico/stdlib.h"
 #include "pico/binary_info.h"
 #include "LoRa-RP2040.h"
@@ -12,14 +13,24 @@ void getPacketData(int packetLength);
 int compare_strings(uint8_t a[], uint8_t b[]);
 bool is_message_for_me (uint8_t data[], uint8_t mycall[]);
 
+/* declaration for receive functions */
 uint16_t decode_packet ();
-void ComposeAprsFrame(uint8_t payload[]);
 
+/* declaration for transmit functions */
+void ComposeAprsFrame(uint8_t payload[]);
+bool TransmitRequest = false;
 void transmit();
-    
+
+const uint PowerSupply24VControl = 6;
+const uint PowerSupply12VControl = 5;
+const uint PowerSupply5VControl  = 4;
+const uint RelayOffControl       = 2;
+const uint RelayOnControl        = 3;
+
 int main() {
     
     uint16_t ServerCommand = 0;
+    uint16_t TxDelay = 0;
   
    /* Among others, this initializes the USB-serial port at 115200bps 8N1 */
    stdio_init_all();
@@ -27,6 +38,31 @@ int main() {
    // Buffers
    memset(rxBuffer, 0, sizeof(rxBuffer));
    memset(txBuffer, 0, sizeof(txBuffer));
+   
+   gpio_init(PowerSupply24VControl);
+   gpio_init(PowerSupply12VControl);
+   gpio_init(PowerSupply5VControl);
+   gpio_init(RelayOffControl);
+   gpio_init(RelayOnControl);
+   
+   gpio_set_dir(PowerSupply24VControl, GPIO_OUT);
+   gpio_set_dir(PowerSupply12VControl, GPIO_OUT);
+   gpio_set_dir(PowerSupply5VControl, GPIO_OUT);
+   gpio_set_dir(RelayOffControl, GPIO_OUT);
+   gpio_set_dir(RelayOnControl, GPIO_OUT);
+   
+   gpio_put(PowerSupply24VControl, 0);
+   Status.PowerSupply24V = OFF;
+   gpio_put(PowerSupply12VControl, 0);
+   Status.PowerSupply12V = OFF;
+   gpio_put(PowerSupply5VControl, 1);
+   Status.PowerSupply5V = OFF;
+   
+   gpio_put(RelayOffControl, 1);
+   sleep_ms(250);
+   gpio_put(RelayOffControl, 0);
+   gpio_put(RelayOnControl, 0);
+   Status.ControlRelay = OFF;
     
    sleep_ms(5000);
    
@@ -58,20 +94,101 @@ int main() {
       
       if (ServerCommand) {
           
-          if (ServerCommand == 1) {
-                ComposeAprsFrame(AprsSettings.FirmwareVersion);
-                // Wait for 100ms before responding
-                sleep_ms(5000);
-                transmit();
-                sleep_ms(5000);
-                transmit();
-                sleep_ms(5000);
-                transmit();
-                sleep_ms(5000);
-                transmit();
+          switch(ServerCommand) {
+              
+              case 1 :
+                  ComposeAprsFrame(AprsSettings.FirmwareVersion);
+                  break;
+              // Send status of output pins
+              case 6 :
+                  if (Status.PowerSupply24V == ON)
+                      Status.StatusString[3] = '1';
+                  else
+                      Status.StatusString[3] = '0';
+
+                  if (Status.PowerSupply12V == ON)
+                      Status.StatusString[2] = '1';
+                  else
+                      Status.StatusString[2] = '0';
+                  
+                  if (Status.PowerSupply5V == ON)
+                      Status.StatusString[1] = '1';
+                  else
+                      Status.StatusString[1] = '0';
+                  
+                  if (Status.ControlRelay == ON)
+                      Status.StatusString[0] = '1';
+                  else
+                      Status.StatusString[0] = '0';
+                  
+                  ComposeAprsFrame(Status.StatusString);
+                  
+              // Switch off 24V power supply
+              case 30 :
+                  gpio_put(PowerSupply24VControl, 0);
+                  Status.PowerSupply24V = OFF;
+                  break;
+              // Switch on 24V power supply
+              case 31 :
+                  gpio_put(PowerSupply24VControl, 1);
+                  Status.PowerSupply24V = ON;
+                  break;
+              // Switch off 12V power supply
+              case 32 :
+                  gpio_put(PowerSupply12VControl, 0);
+                  Status.PowerSupply12V = OFF;
+                  break;
+              // Switch on 12V power supply
+              case 33 :
+                  gpio_put(PowerSupply12VControl, 1);
+                  Status.PowerSupply12V = ON;
+                  break;
+              // Switch off 5V power supply
+              case 34 :
+                  gpio_put(PowerSupply5VControl, 1);
+                  Status.PowerSupply5V = OFF;
+                  break;
+              // Switch on 5V power supply
+              case 35 :
+                  gpio_put(PowerSupply5VControl, 0);
+                  Status.PowerSupply5V = ON;
+                  break;
+              // Switch off relay
+              case 36 :
+                  gpio_put(RelayOffControl, 1);
+                  sleep_ms(250);
+                  gpio_put(RelayOffControl, 0);
+                  Status.ControlRelay = OFF;
+                  break;
+              // Switch on 24V relay
+              case 37 :
+                  gpio_put(RelayOnControl, 1);
+                  sleep_ms(250);
+                  gpio_put(RelayOnControl, 0);
+                  Status.ControlRelay = ON;
+                  break;
+
+              default :
+                  break;
           }
+          
           ServerCommand = 0;
       }
+      
+      /* A message is ready to be send */
+      if (TransmitRequest) {
+          
+          if ( TxDelay == 0 ) {
+            // Generate pseudo random value between 0-1024
+            TxDelay = time_us_32()&0x3FF;
+          }
+          
+          /* If TxDelay times out: send message */
+          if ( TxDelay-- == 1 ) {
+              transmit();
+              TransmitRequest = false;
+          }
+    }
   }    
   
   return 0;
@@ -290,9 +407,6 @@ uint16_t decode_packet ()
             printf("Message from server: %s (command %u)\n", aprs_message, aprs_server_command);
             if (aprs_acknowledge_request) {
                 ComposeAprsFrame(aprs_acknowledge_number);
-                // Wait for 100ms before responding with acknowledge
-                sleep_ms(100);
-                transmit();
                 printf("Acknowledge request: %s\n", aprs_acknowledge_number);
             }
             
@@ -364,6 +478,8 @@ void ComposeAprsFrame(uint8_t payload[])
     uint16_t BufferPosition = 0;
     uint16_t cnt = 0;
     
+    memset(txBuffer, 0, sizeof(txBuffer));
+    
     // APRS header
     txBuffer[BufferPosition++] = '<';
     txBuffer[BufferPosition++] = 0xff;
@@ -411,6 +527,9 @@ void ComposeAprsFrame(uint8_t payload[])
         txBuffer[BufferPosition++] = payload[cnt];
         cnt++;
     }
+    
+    // Set variable to indicate a send request
+    TransmitRequest = true;
     printf("%s\n", txBuffer);
 }