Diff: main.cpp

Revision:

4:756dc42397cb

Parent:

3:3ce322ac8193

--- a/main.cpp	Tue Nov 22 08:55:44 2016 +0000
+++ b/main.cpp	Tue Nov 22 10:05:18 2016 +0000
@@ -1,6 +1,6 @@
 /*
  * SDFileSystem Binary R/W Test
- * 
+ *
  * Library
  * SDFileSystem: https://developer.mbed.org/users/neilt6/code/SDFileSystem/ Revision:26
  * mbed: Revision: 124
@@ -9,12 +9,15 @@
  * 2016.11.22 created
  *
  */
- 
+
 #include "mbed.h"
 #include "rtos.h"
 #include "SDFileSystem.h"
 
-SPI Spi(PC_12, PC_11, PC_10); // SPI3: mosi, miso, sclk
+#include "ExioMcp23s17.h" 
+#include "ExioInBuffer.h"
+#include "ExioBufferedIn.h"
+#include "ExioBufferedDebounceIn.h"
 
 typedef struct {
     uint8_t x;
@@ -22,84 +25,120 @@
     uint8_t z;
 } DataT;
 
+//SPI Spi(PC_12, PC_11, PC_10); // SPI3: mosi, miso, sclk
+SDFileSystem sd(PC_12, PC_11, PC_10, PA_14, "sd"); // SPI3: mosi, miso, sclk, cs
+
 void writeSD(DataT* data)
 {
-    SDFileSystem sd(PC_12, PC_11, PC_10, PA_14, "sd"); // SPI3: mosi, miso, sclk, cs    
-    
     //Mount the filesystem
     sd.mount();
-    
+
     //Perform a write test
-    printf("\nWriting binary data to SD card...");
+    printf("\r\nWriting binary data to SD card...");
     FileHandle* file = sd.open("Test File.bin", O_WRONLY | O_CREAT | O_TRUNC);
-    if (file != NULL)
-    {
-        if (file->write(data, sizeof(*data)) != sizeof(*data))
-        {
-            error("write error!\n");
+    if (file != NULL) {
+        if (file->write(data, sizeof(*data)) != sizeof(*data)) {
+            error("write error!\r\n");
         }
-        if (file->close())
-        {
-            printf("failed to close file!\n");
+        if (file->close()) {
+            printf("failed to close file!\r\n");
+        } else {
+            printf("done!\r\n");
         }
-        else
-        {
-            printf("done!\n");
-        }
-    } 
-    else
-    {
-        printf("failed to create file!\n");
+    } else {
+        printf("failed to create file!\r\n");
     }
-    
+
     //Unmount the filesystem
     sd.unmount();
 }
 
 void readSD(DataT* data)
 {
-    SDFileSystem sd(PC_12, PC_11, PC_10, PA_14, "sd"); // SPI3: mosi, miso, sclk, cs    
-    
     //Mount the filesystem
     sd.mount();
-    
+
     //Perform a read test
-    printf("\nReading binary data from SD card...");
+    printf("\r\nReading binary data from SD card...");
     FileHandle* file = sd.open("Test File.bin", O_RDONLY);
-    if (file != NULL)
-    {
-        if (file->read(data, sizeof(*data)) != sizeof(*data))
-        {
-            error("read error!\n");
+    if (file != NULL) {
+        if (file->read(data, sizeof(*data)) != sizeof(*data)) {
+            error("read error!\r\n");
         }
-        if (file->close())
-        {
-            printf("failed to close file!\n");
+        if (file->close()) {
+            printf("failed to close file!\r\n");
+        } else {
+            printf("done!\r\n");
         }
-        else
-        {
-            printf("done!\n");
-        }
-    } 
-    else
-    {
-        printf("failed to open file!\n");
+    } else {
+        printf("failed to open file!\r\n");
     }
-    
+
     //Unmount the filesystem
     sd.unmount();
 }
-        
+
 int main()
 {
-    DataT data, rdata;    
-    
+    DataT data, rdata;
+
     data.x = 0xff;
     data.y = 0x55;
     data.z = 0xaa;
+
+    printf("*** Test SDFileSystem & ExioBufferedDebounceIn ***\r\n");
     
+    // ExioMcp23s17(int hardwareaddress, SPI& spi, PinName nCs, PinName nReset);
+    ExioMcp23s17 Exio(0x00, *sd.SpiPointer(), PD_2, PA_13);
+    
+    // Reset MCP23S17 (初期化時にreset()が必要)
+    Exio.reset();
+
+    ExioInBuffer inBufferB(&Exio, ExioPortB);
+    ExioBufferedDebounceIn inB[] = {
+        ExioBufferedDebounceIn(&inBufferB, 0),
+        ExioBufferedDebounceIn(&inBufferB, 1),
+        ExioBufferedDebounceIn(&inBufferB, 2),
+        ExioBufferedDebounceIn(&inBufferB, 3),
+        ExioBufferedDebounceIn(&inBufferB, 4),
+        ExioBufferedDebounceIn(&inBufferB, 5),
+        ExioBufferedDebounceIn(&inBufferB, 6),
+        ExioBufferedDebounceIn(&inBufferB, 7)
+    };
+
+    // Start Timers
+    inBufferB.run(10);
+    for (int i = 0; i < 8; i++) {
+        inB[i].set_debounce_us(10000);
+    }
+
+    // SDカードの読み書きの前にExioのSPIアクセスを停止
+    inBufferB.stop();
+      
     writeSD(&data);
     readSD(&rdata);
     
-    printf("data: x:%02x y:%02x z:%02x\n", rdata.x, rdata.y, rdata.z);
+    // ExioのSPIアクセスを再開
+    inBufferB.run(10);
+
+    printf("data: x:%02x y:%02x z:%02x\r\n", rdata.x, rdata.y, rdata.z);
+    
+    while(1) {
+        uint8_t x = 0;
+        for (int i = 0; i < 8; i++) {
+            int vb = inB[i].read();
+            x |= (vb << i);
+        }
+        if (x != 0 && data.x != x) {
+            data.x = x;
+            printf("Write to SD: x:%02x y:%02x z:%02x\r\n", data.x, data.y, data.z);
+            // SDカードの読み書きの前にExioのSPIアクセスを停止
+            inBufferB.stop();
+            writeSD(&data);
+            readSD(&rdata);
+            // ExioのSPIアクセスを再開
+            inBufferB.run(10);
+            printf("Read from SD: x:%02x y:%02x z:%02x\r\n", rdata.x, rdata.y, rdata.z);
+        }
+    }
 }