Diff: modem.cpp

Revision:

1:4a50b910342c

Parent:

0:515a38e245a4

Child:

2:bdedc23a1b08

--- a/modem.cpp	Tue Jan 13 15:48:44 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,54 +0,0 @@
-
-#include "modem.h"
-
-
-Modem::Modem(PinName tx, PinName rx) : Serial(tx,rx)
-{
-    tx_in=0;
-    tx_out=0;
-    rx_in=0;
-    rx_out=0;
-
-    device_irqn = USART1_IRQn;
-
-    // attach the interrupts
-    Serial::attach(this, &Modem::Rx_interrupt, Serial::RxIrq);
-
-}
-
-
-// Read a line from the large rx buffer from rx interrupt routine
-void Modem::read_buf(char *c,int ln)
-{
-int i=0;
-// Start Critical Section - don't interrupt while changing global buffer variables
-    NVIC_DisableIRQ(USART1_IRQn);
-   
-    for (i=0;i<ln;i++){
-        *c=rx_buffer[i];
-        c++;
-    }
-    rx_out=0;
-    rx_in=0;
-    memset(rx_buffer,0,BUFFER_SIZE); 
-    NVIC_EnableIRQ(USART1_IRQn);
-    return;
-
-
-}
-
-// Interupt Routine to read in data from serial port
-void Modem::Rx_interrupt()
-{
-    // Loop just in case more than one character is in UART's receive FIFO buffer
-    // Stop if buffer full
-        while ((readable()) && (((rx_in + 1) % BUFFER_SIZE) != rx_out)) {
-            rx_buffer[rx_in] = getc();
-    //        pc.putc(rx_buffer[rx_in]);
-    // Uncomment to Echo to USB serial to watch data flow
-    //        monitor_device.putc(rx_buffer[rx_in]);
-            rx_in = (rx_in + 1) % BUFFER_SIZE;
-        }
-        return;
-}
-