John Halfpenny
/
Accellerometer_project
Important changes to repositories hosted on mbed.com
Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.
To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.
It is also possible to export all your personal repositories from the account settings page.
Dependencies: USBDevice mbed DipCortex-USB-EEProm
Diff: main.cpp
- Revision:
- 10:ba3a28345f76
- Parent:
- 9:f37125673b91
diff -r f37125673b91 -r ba3a28345f76 main.cpp
--- a/main.cpp Fri Sep 11 10:37:33 2015 +0000
+++ b/main.cpp Fri Sep 11 13:54:03 2015 +0000
@@ -12,8 +12,6 @@
#include "DipCortex-EEprom.h"
#include "LPC13Uxx.h"
-USBSerial pc; // USB CDC serial port
-
// Define the X, Y & Z analogue inputs on ADCs
AnalogIn Z_in(P0_11); // Z accelleration voltage
AnalogIn Y_in(P0_12); // Y accelleration voltage
@@ -49,29 +47,6 @@
// Ticker for monitoring
Ticker monitor_tick;
-// ------------------------------------------------------------------------------------------------------------
-// Wait for a character to be typed
-// ------------------------------------------------------------------------------------------------------------
-char WaitForSerialCommand ( void )
-{
-char charIn = 0;
-char prevCharIn;
-
- pc.printf("Enter command: ");
-
- while (TRUE)
- {
- prevCharIn = charIn;
- charIn = pc.getc();
-
- pc.printf("%c", charIn);
- if ((charIn == '\n') || (charIn == '\r'))
- {
- break;
- }
- }
- return ( prevCharIn );
-}
// ------------------------------------------------------------------------------------------------------------
// Read and Write the EEPROM
@@ -98,6 +73,9 @@
// Pull the BUTTON pin up to logic high
BUTTON.mode(PullUp);
+
+ // Initialise the IAP for EEPROM reading and writing
+ IAP_Init();
}
// ------------------------------------------------------------------------------------------------------------
@@ -142,42 +120,61 @@
// ------------------------------------------------------------------------------------------------------------
int main( void )
{
-int i;
+int i; // For controlling loops
+char charIn = 0;
+char prevCharIn = 0;
+char Command = 0;
+char j=0; // For writing to clear EEPROM
+
// Initalise the LPC1347 & WiFiDIPCORTEX board
init();
- // Wait for terminal program to start
- wait(WAITATSTART);
+ // Wait for program to start
+ wait(1);
- // Show the start banner
- pc.printf("\r\n");
- pc.printf("+-------------------------------------------+\r\n");
- pc.printf("| 3-axis accelleration measurer |\r\n");
- pc.printf("| Laurence Halfpenny |\r\n");
- pc.printf("| Version 1.2 |\r\n");
- pc.printf("+-------------------------------------------+\r\n");
-
// If the BUTTON is pushed (logic FALSE) start logging otherwise go into keyboard menu
if (BUTTON==FALSE)
{
+
// Start the monitoring
Sample_index=0;
monitoring=TRUE;
monitor_tick.attach(&monitor_accelleration,MONITORINTERVAL);
+
// Wait for the monitoring to finish and then save it to EEPROM
while (monitoring==TRUE)
{
// Just wait for monitoring to finish
+ wait(1);
}
+
// Now copy the storage arrays to EEPROM
+ LED=TRUE; // Turn LED solid on when writing to EEPROM
+ IAP_Eeprom_Write(EEPROMBASEADDRESS, (uint8_t *)&X_store, sizeof(X_store)); // Write the X array
+ IAP_Eeprom_Write(EEPROMBASEADDRESS+sizeof(X_store), (uint8_t *)&Y_store, sizeof(Y_store)); // Write the Y array
+ IAP_Eeprom_Write(EEPROMBASEADDRESS+sizeof(X_store)+sizeof(Y_store), (uint8_t *)&Z_store, sizeof(Z_store)); // Write the Z array
- // Now wait for ever
+ // Now wait for ever just flashing LED
while (TRUE)
{
+ LED=!LED; // Flash the LED slowly at end
+ wait(1);
}
}
else
{
+ USBSerial pc; // open USB CDC serial port
+ // Wait for terminal program to start
+ wait(WAITATSTART);
+
+ // Show the start banner
+ pc.printf("\r\n");
+ pc.printf("+-------------------------------------------+\r\n");
+ pc.printf("| 3-axis accelleration measurer |\r\n");
+ pc.printf("| Laurence Halfpenny |\r\n");
+ pc.printf("| Version 1.2 |\r\n");
+ pc.printf("+-------------------------------------------+\r\n");
+
// Forever check for commands from the keyboard
while (TRUE)
{
@@ -186,9 +183,26 @@
pc.printf("| 1: Start monitoring |\r\n");
pc.printf("| 2: Stop monitoring |\r\n");
pc.printf("| 3: Stop / Dump values |\r\n");
+ pc.printf("| 4: Dump EEPROM values |\r\n");
+ pc.printf("| 9: Clear EEPROM values |\r\n");
pc.printf("+-------------------------------------------+\r\n");
- switch(WaitForSerialCommand())
+ // Get a command from the keyboard
+ pc.printf("Enter command: ");
+ while (TRUE)
+ {
+ prevCharIn = charIn;
+ charIn = pc.getc();
+ pc.printf("%c", charIn);
+ if ((charIn == '\n') || (charIn == '\r'))
+ {
+ break;
+ }
+ }
+ Command=prevCharIn;
+
+ // Action the command
+ switch(Command)
{
case '1':
pc.printf("Starting monitor\r\n");
@@ -227,6 +241,35 @@
}
break;
+ case '4':
+ pc.printf("Dumping EEPROM\r\n");
+ // Read EEPROM into Storage arrays
+ IAP_Eeprom_Read(EEPROMBASEADDRESS, (uint8_t *)&X_store, sizeof(X_store)); // Read EEPROM into X array
+ IAP_Eeprom_Read(EEPROMBASEADDRESS+sizeof(X_store), (uint8_t *)&Y_store, sizeof(Y_store)); // Read EEPROM into Y array
+ IAP_Eeprom_Read(EEPROMBASEADDRESS+sizeof(X_store)+sizeof(Y_store), (uint8_t *)&Z_store, sizeof(Z_store)); // Read EEPROM into Z array
+ // Display them
+ for (i=0; i<MAXSAMPLES; i++)
+ {
+ pc.printf("No.: %d ",i);
+ pc.printf("X: %d ",X_store[i]);
+ pc.printf("Y: %d ",Y_store[i]);
+ pc.printf("Z: %d \r\n",Z_store[i]);
+ }
+ break;
+
+ case '9':
+ pc.printf("Clearing EEPROM\r\n");
+ // Fill one of the arrays with zeros
+ for (i=0; i<MAXSAMPLES; i++)
+ {
+ X_store[i]=(uint16_t)j;
+ }
+ // Write this array to X, Y & Z EEPROM stores
+ IAP_Eeprom_Write(EEPROMBASEADDRESS, (uint8_t *)&X_store, sizeof(X_store));
+ IAP_Eeprom_Write(EEPROMBASEADDRESS+sizeof(X_store), (uint8_t *)&X_store, sizeof(X_store));
+ IAP_Eeprom_Write(EEPROMBASEADDRESS+sizeof(X_store)+sizeof(Y_store), (uint8_t *)&X_store, sizeof(X_store));
+ break;
+
default:
pc.printf("Invalid command\r\n");
break;
@@ -235,3 +278,4 @@
}
}
+
