Diff: spi_slave.cpp

Revision:

25:96044c55f844

Parent:

16:79b149aae10a

Child:

33:17b8c186eb07

--- a/spi_slave.cpp	Sun Oct 23 12:46:21 2016 +0000
+++ b/spi_slave.cpp	Sun Oct 23 14:41:49 2016 +0000
@@ -41,8 +41,7 @@
 /******************************************************************************/
 DigitalOut led2(LED1); 
 SPISlave device(P0_9, P0_11,P0_8, P0_10); // mosi, miso, sclk, ssel
-DigitalOut  spi_rqst(P0_28);
-DigitalOut  spi_rdy(P0_29); 
+
  
 static spi_data_ready_callback_t  spi_data_ready_cb; 
  
@@ -50,45 +49,10 @@
 uint8_t spi_tx_ptr;
 uint8_t spi_bytes_to_send;
 
-#define SPI_RQST 28
-#define SPI_RDY 29 
 /******************************************************************************/
 /* Global Functions                                                              */
 /******************************************************************************/
 /**
- * @brief  Enable Interrupt line
- * @param  None        
- * @retval None
- */
-void enable_interrupt_line(bool state ,uint8_t pin_num )
-{
-    
-    if(pin_num == SPI_RQST)
-    {
-        if(state)
-        {
-            spi_rqst =1;
-        }
-        else
-        {
-            spi_rqst =0;
-        }
-    }
-    else
-    {
-        if(state)
-        {
-
-            spi_rdy =1;
-        }
-        else
-        {
-            spi_rdy =0;
-        }
-    }
-        
-}
-/**
  * @brief  Initializes the Nano BLE SPI slave buffer init
  * @param  None        
  * @retval None
@@ -129,7 +93,6 @@
                 {
                     send_ptr = 0;
                     /*read compleated*/
-                    enable_interrupt_line(false,SPI_RDY);
                 }
             } else {
                 device.reply(SPI_TX_EMPTY_DATA);
@@ -153,11 +116,7 @@
 void spi_slave_tx_data(uint8_t *tx_buf, uint8_t len)
 {
     spi_tx_ptr = 0;
-    spi_bytes_to_send = 0;
-   
-    /* TODO: make the GPIO line high */
-    enable_interrupt_line(true,SPI_RDY);    
-    
+    spi_bytes_to_send = 0;   
     /* Copy the buffer into local buffer */
     memcpy(&spi_tx_buf[spi_tx_ptr], tx_buf, len);
     spi_bytes_to_send += len; 
@@ -177,15 +136,6 @@
 {
     spi_data_ready_cb = data_rx_callback;
 }
- 
- 
-void init_interrupt_line(void )
-{
-    spi_rqst =0;
-    spi_rdy =0;
-}
- 
- 
 /******************************************************************************/
 /* END OF FILE                                                                */
 /******************************************************************************/
\ No newline at end of file