9.4.0 version

Schematic/Wolf/Addons/TX_LPF_MSP430G2553/main.c

@@ -0,0 +1,167 @@
+/*Control the addon QRP-LPF board in transceiver "Wolf"
+ *
+ *Autor: Tihomir Angelov
+ *
+ *Info:
+ *From the transceiver are coming the 4 BAND signals and the PTT
+ *the filter is selected only when the PTT is active to reduce the power consumption
+ *
+ *4 LPF bands are realized and 1 direct (for the VHF bands)
+ *
+ */
+
+
+#include <msp430.h> 
+
+
+/*
+* DEFINE PINS
+*/
+
+//Inputs (BCD code)
+#define BND_0 BIT0
+#define BND_1 BIT1
+#define BND_2 BIT2
+#define BND_3 BIT3
+
+//PTT input
+#define PTT BIT4
+
+//Outputs (to the relays)
+#define Range1 BIT0
+#define Range2 BIT1
+#define Range3 BIT2
+#define Range4 BIT3
+#define Range5 BIT4
+
+
+
+//Functions declarations
+int Delay (int i);
+void Init_Pins (void);
+
+
+/**
+ * main.c
+ */
+int main(void)
+{
+    char ReadData = 0;
+
+	WDTCTL = WDTPW | WDTHOLD;	// stop watchdog timer
+	
+	Delay(100);
+
+	Init_Pins ();                           //Initialize the pins
+
+
+
+    while (1)
+    {
+       // read PORT 2 byte
+        ReadData = 15 - (P2IN & 0xF);      // read PORT 2 byte and take in to acount only the lower 4 bits (band data coming from the transceiver)
+
+        if (!(P2IN & PTT))                   //PTT is active
+            {
+
+            if (ReadData < 2)               //<80m - direct connection
+                {
+                P1OUT &= ~Range1; //Set range 1 LOW
+                P1OUT &= ~Range2; //Set range 2 LOW
+                P1OUT &= ~Range3; //Set range 3 LOW
+                P1OUT &= ~Range4; //Set range 4 LOW
+                P1OUT |= Range5;  //Set range 5 HIGH
+                }
+            else if (ReadData == 2)         //80m LPF
+                {
+                P1OUT |= Range1;  //Set range 1 HIGH
+                P1OUT &= ~Range2; //Set range 2 LOW
+                P1OUT &= ~Range3; //Set range 3 LOW
+                P1OUT &= ~Range4; //Set range 4 LOW
+                P1OUT &= ~Range5; //Set range 5 LOW
+                }
+            else if (ReadData == 4)          //40m LPF
+                {
+                P1OUT &= ~Range1; //Set range 1 LOW
+                P1OUT |= Range2;  //Set range 2 HIGH
+                P1OUT &= ~Range3; //Set range 3 LOW
+                P1OUT &= ~Range4; //Set range 4 LOW
+                P1OUT &= ~Range5; //Set range 5 LOW
+                }
+            else if  ((ReadData == 5)||(ReadData == 6))          //30m and 20m  LPF
+                {
+                P1OUT &= ~Range1; //Set range 1 LOW
+                P1OUT &= ~Range2; //Set range 2 LOW
+                P1OUT |= Range3;  //Set range 3 HIGH
+                P1OUT &= ~Range4; //Set range 4 LOW
+                P1OUT &= ~Range5; //Set range 5 LOW
+                }
+            else if  ((ReadData > 6)&&(ReadData < 12))          //17/15/12/10m LPF
+                {
+                P1OUT &= ~Range1; //Set range 1 LOW
+                P1OUT &= ~Range2; //Set range 2 LOW
+                P1OUT &= ~Range3; //Set range 3 LOW
+                P1OUT |= Range4;  //Set range 4 HIGH
+                P1OUT &= ~Range5; //Set range 5 LOW
+                }
+            else                                                // rest direct connection
+                {
+                P1OUT &= ~Range1; //Set range 1 LOW
+                P1OUT &= ~Range2; //Set range 2 LOW
+                P1OUT &= ~Range3; //Set range 3 LOW
+                P1OUT &= ~Range4; //Set range 4 LOW
+                P1OUT |= Range5;  //Set range 5 HIGH
+                }
+            }
+        else                                                    //PTT is released
+            {
+            P1OUT &= ~Range1; //Set range 1 LOW
+            P1OUT &= ~Range2; //Set range 2 LOW
+            P1OUT &= ~Range3; //Set range 3 LOW
+            P1OUT &= ~Range4; //Set range 4 LOW
+            P1OUT &= ~Range5; //Set range 5 LOW
+            }
+    }
+
+
+}
+
+void Init_Pins (void)
+{
+    P1DIR |= Range1;  //Set as an Output pin
+    P1DIR |= Range2;  //Set as an Output pin
+    P1DIR |= Range3;  //Set as an Output pin
+    P1DIR |= Range4;  //Set as an Output pin
+    P1DIR |= Range5;  //Set as an Output pin
+
+    P1OUT &= ~Range1; //Set LOW
+    P1OUT &= ~Range2; //Set LOW
+    P1OUT &= ~Range3; //Set LOW
+    P1OUT &= ~Range4; //Set LOW
+    P1OUT &= ~Range5; //Set LOW
+
+    P2REN |= BND_0;                   // Enable internal pull-up/down resistors
+    P2OUT |= BND_0;                    //Select pull-up mode
+
+    P2REN |= BND_1;                   // Enable internal pull-up/down resistors
+    P2OUT |= BND_1;                    //Select pull-up mode
+
+    P2REN |= BND_2;                   // Enable internal pull-up/down resistors
+    P2OUT |= BND_2;                    //Select pull-up mode
+
+    P2REN |= BND_3;                   // Enable internal pull-up/down resistors
+    P2OUT |= BND_3;                    //Select pull-up mode
+
+    P2REN |= PTT;                   // Enable internal pull-up/down resistors
+    P2OUT |= PTT;                    //Select pull-up mode
+
+}
+
+int Delay (int i)
+{
+    int Count;
+    Count=i*100;            //
+    while(Count>=0)
+        {Count--;}
+    return(1);
+}