Intial code push

Telem_Debug/Debug2/UART.h

@@ -0,0 +1,122 @@
+#ifndef UART_H
+#define UART_H
+
+#define UART1CTL1  (*(volatile unsigned char *)(0x0600+0x00))
+#define UART1CTL0  (*(volatile unsigned char *)(0x0600+0x01))
+#define UART1BRW   (*(volatile unsigned int *)(0x0600+0x06))
+#define UART1MCTL  (*(volatile unsigned char *)(0x0600+0x08))
+#define UART1STAT  (*(volatile unsigned char *)(0x0600+0x0A))
+#define UART1RXBUF (*(volatile unsigned char *)(0x0600+0x0C))
+#define UART1TXBUF (*(volatile unsigned char *)(0x0600+0x0E))
+#define UART1ABCTL (*(volatile unsigned char *)(0x0600+0x10))
+#define UART1IE    (*(volatile unsigned char *)(0x0600+0x1C))
+#define UART1IFG   (*(volatile unsigned char *)(0x0600+0x1D))
+#define UART1IV    (*(volatile unsigned int *)(0x0600+0x1E))
+
+#define UART2CTL1  (*(volatile unsigned char *)(0x0640+0x00))
+#define UART2CTL0  (*(volatile unsigned char *)(0x0640+0x01))
+#define UART2BRW   (*(volatile unsigned int *)(0x0640+0x06))
+#define UART2MCTL  (*(volatile unsigned char *)(0x0640+0x08))
+#define UART2STAT  (*(volatile unsigned char *)(0x0640+0x0A))
+#define UART2RXBUF (*(volatile unsigned char *)(0x0640+0x0C))
+#define UART2TXBUF (*(volatile unsigned char *)(0x0640+0x0E))
+#define UART2ABCTL (*(volatile unsigned char *)(0x0640+0x10))
+#define UART2IE    (*(volatile unsigned char *)(0x0640+0x1C))
+#define UART2IFG   (*(volatile unsigned char *)(0x0640+0x1D))
+#define UART2IV    (*(volatile unsigned int *)(0x0640+0x1E))
+
+//USB interface
+#define UART3CTL1  (*(volatile unsigned char *)(0x0680+0x00))
+#define UART3CTL0  (*(volatile unsigned char *)(0x0680+0x01))
+#define UART3BRW   (*(volatile unsigned int *)(0x0680+0x06))
+#define UART3MCTL  (*(volatile unsigned char *)(0x0680+0x08))
+#define UART3STAT  (*(volatile unsigned char *)(0x0680+0x0A))
+#define UART3RXBUF (*(volatile unsigned char *)(0x0680+0x0C))
+#define UART3TXBUF (*(volatile unsigned char *)(0x0680+0x0E))
+#define UART3ABCTL (*(volatile unsigned char *)(0x0680+0x10))
+#define UART3IE    (*(volatile unsigned char *)(0x0680+0x1C))
+#define UART3IFG   (*(volatile unsigned char *)(0x0680+0x1D))
+#define UART3IV    (*(volatile unsigned int *)(0x0680+0x1E))
+
+//UART1 init is in MODEM_init()!
+
+//public functions
+static void uart2_init() {
+  //1. Set UCSWRST
+  //2. Initialize all USCI registers with UCSWRST = 1 including UCAxCTL1
+  //3. Configure Ports
+  //4. Clear UCSWRST via software
+  //5. Enable interrupts (optional) via UCRXIE a/o UCTXI
+
+	UART2CTL1 |= UCSWRST | UCSSEL_2;	//put state machine in reset & SMCLK
+	UART2CTL0 |= UCMODE_0;
+
+	UART2BRW = (int)(SMCLK_RATE/UART_BR);	//1MHZ 115200
+	UART2MCTL |= UCBRF_0 + (char)UART_UCBRS; //modulation UCBRSx=6 UCBRFx=0
+
+	UART2IFG &= ~UCTXIFG;			//Clear Xmit and Rec interrupt flags
+	UART2IFG &= ~UCRXIFG;
+	UART2CTL1 &= ~UCSWRST;			//initalize state machine
+	UART2ABCTL |= UCABDEN;
+
+	//UART2IE |= UCRXIE|UCTXIE;		//enable TX & RX interrupts
+}
+
+static inline void tx1_poll ()
+{
+  int z;
+    //this works!
+    //while(UCA1IFG & UCTXIFG);
+    //for (int z = 0; z < 50; z++);
+    while((UART1IFG & UCTXIFG) == 0);
+    for (z = 0; z < 1000; z++);
+}
+
+static inline void UART1_TXN(char data[], int size)
+{
+	int z;
+	
+	for (z = 0; z < size; z++) {	
+		tx1_poll();
+      		UART1TXBUF = data[z];
+	}
+}
+
+static inline void UART1_TX(char data[])
+{
+	int z = 0;
+  
+	while(data[z] != '\0')
+	{
+		tx1_poll();
+		UART1TXBUF = data[z++];
+	}
+}
+
+static inline void UART1_RX(char data[])
+{
+	int z = 0;
+//	int i;
+  
+	do
+	{	
+		while((UART1IFG & UCRXIFG) == 0);
+//      	for (i = 0; i < 1000; i++);
+		data[z++] = UART1RXBUF;
+	} while(data[z-1] != '\0');
+}
+
+static inline void UART1_RXN(char data[], int size)
+{
+	int z = 0;
+//	int i;
+  
+	do
+	{	
+		while((UART1IFG & UCRXIFG) == 0);
+//		for (i = 0; i < 1000; i++);
+		data[z++] = UART1RXBUF;
+	} while(z < size);
+}
+
+#endif