Diff: main.cpp

Revision:

3:b4887e2837ab

Parent:

0:5810870d2b29

Child:

4:9df69d134631

--- a/main.cpp	Thu Jan 07 02:51:23 2016 +0000
+++ b/main.cpp	Mon Nov 14 14:23:03 2016 +0000
@@ -1,102 +1,69 @@
-/*
-
-Copyright (c) 2012-2014 RedBearLab
-
-Permission is hereby granted, free of charge, to any person obtaining a copy of this software 
-and associated documentation files (the "Software"), to deal in the Software without restriction, 
-including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, 
-and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, 
-subject to the following conditions:
-The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
-INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR 
-PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE 
-FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 
-ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-*/
-
 #include "mbed.h"
 #include "spi_master.h"
-
+//# SCK     P0_25
+//# MOSI    P0_20
+//# MISO    P0_22
+//# CS      P0_7
 DigitalOut spi_cs(P0_7);
-
 SPIClass SPI1(NRF_SPI1);
-
 Serial pc(USBTX, USBRX);
 
-void Flash_Buff_WriteBytes(uint16_t addr, uint8_t *pbuf, uint16_t len)
+uint8_t i,izin=1;
+uint8_t wt_buf[] = "DENEMEE";
+uint8_t rd_buf[7];
+uint32_t x=0;
+
+
+uint8_t DATA_1[50]={0x07,0xdd,0xcc,0xee,0x15,0x23,0x56,0x11,0x33};
+
+
+void WriteBytes(uint16_t addr, uint8_t *pbuf, uint16_t len)
 {
     uint16_t index;
-    
     spi_cs = 0;
-    wait_us(200);
-    
-    SPI1.transfer(0x84);   
-    SPI1.transfer(0x00);    
-    SPI1.transfer((uint8_t)(addr>>8));    
-    SPI1.transfer((uint8_t)addr);     
+    wait_us(20);     
     for(index=0; index<len; index++)
     {
         SPI1.transfer(*pbuf);
         pbuf++;        
     }
     
-    wait_us(200);
+    wait_us(20);
     spi_cs = 1;
 }
 
-void Flash_Buff_ReadBytes(uint16_t addr, uint8_t *pbuf, uint16_t len)
+void ReadBytes(uint16_t addr, uint8_t *pbuf, uint16_t len)
 {
     uint16_t index;
     
     spi_cs = 0;
-    wait_us(200);
-    
-    SPI1.transfer(0xD1);   
-    SPI1.transfer(0x00);    
-    SPI1.transfer((uint8_t)(addr>>8));    
-    SPI1.transfer((uint8_t)addr);     
+    wait_us(5);   
     for(index=0; index<len; index++)
     {
         *pbuf = SPI1.transfer(0x00);
         pbuf++;        
     }
-    
-    wait_us(200);
     spi_cs = 1;
 }
 
-uint8_t i;
-uint8_t wt_buf[7] = {'H','e','l','l', 'o', '\r', '\n'};
-uint8_t rd_buf[7];
-
 int main(void)
 {   
     pc.baud(9600);
-    wait(8);
-    spi_cs = 1;
-    pc.printf("SPI Demo Start \r\n");
-    
-    //SPI1.begin();
-    SPI1.begin(P0_6, P0_15, P0_29);//SCK, MOSI, MOSI
-    
-    wait(1);
-    Flash_Buff_WriteBytes(0, wt_buf, 7);
+    SPI1.begin(); //SPI1.begin(P0_6, P0_15, P0_29);//SCK, MOSI, MOSI
+    pc.printf("SPI Demo Start\r\n");
     while(1)
     {
-         memset(rd_buf, 0x00, 7);
-         Flash_Buff_ReadBytes(0, rd_buf, 7);
-         for(i=0; i<7; i++)
-            pc.putc(rd_buf[i]);
+ 
+         WriteBytes(0, DATA_1, sizeof(DATA_1));
+         for(i=0; i<sizeof(DATA_1); i++)
+         {
+             pc.printf("%02x",DATA_1[i]);
+         }
+         pc.printf("  %d \r\n",x);
+   
+         
          wait(1);
+         
+         
     }
-}
-
-
-
-
-
-
-
+}
\ No newline at end of file