Jorge Hernandez
simple data logger
Dependencies: Buffer MMA8451Q mbed-rtos mbed
Revision 0:93d648fde6cf, committed 2013-06-04
- Comitter:
- jhestolano
- Date:
- Tue Jun 04 01:42:20 2013 +0000
- Commit message:
- Simple data logger.
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Buffer.lib Tue Jun 04 01:42:20 2013 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/jhestolano/code/Buffer/#f45f33d1febb
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/MMA8451Q.lib Tue Jun 04 01:42:20 2013 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/JoKer/code/MMA8451Q/#2d14600116fc
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/logger.cpp Tue Jun 04 01:42:20 2013 +0000
@@ -0,0 +1,71 @@
+#include "logger.h"
+
+Logger::Logger(PinName tx, PinName rx) :
+ port(tx, rx),
+ redLed(LED_RED),
+ blueLed(LED_BLUE),
+ greenLed(LED_GREEN),
+ acc(PTE25, PTE24, MMA8451Q_I2C_ADDRESS),
+//tx_th(tx_thread, (void*)this),
+ data_th(this->data_thread, (void*)this),
+ led_th(this->led_thread, (void*)&blueLed),
+ acc_x(BUF_SIZE)
+
+{
+ redLed = 1; blueLed = 1; greenLed = 1;
+ msg = 0;
+ newMsg = false;
+ port.baud(BAUD_115200);
+ port.attach(this, &Logger::rcv_isr, Serial::RxIrq);
+}
+
+/* Rutina de interrupción para recibir datos del servidor */
+/* Funciona! */
+void Logger::rcv_isr()
+{
+ msg = UART0->D; // Leer UART0 para desactivar bandera de interrupción.
+ while(UART0->S1 & UART_S1_RDRF_MASK); // Esperar a UART0 listo.
+ newMsg = true;
+ //redLed = !redLed;
+}
+
+/* Thread para adquisicion de datos de los sensores */
+/* Funciona */
+void Logger::data_thread(const void* args)
+{
+ Logger* log = (Logger*)args;
+ float temp[3];
+ //Buffer<float> buf_x(BUF_SIZE); Buffer<float> buf_y(BUF_SIZE); Buffer<float> buf_z(BUF_SIZE);
+ while(true)
+ {
+ log->led_th.signal_set(LED_SIGNAL);
+ log->acc.getAccAllAxis(temp);
+ log->acc_x.put(temp[0]);
+ //buf_x.put(temp[0]); buf_y.put(temp[1]); buf_z.put(temp[2]);
+ //log->port.printf("a[x]: %f, a[y]: %f, a[z]: %f\n\r", temp[0], temp[1], temp[2]);
+ log->port.printf("a[x}: %f\n\r", log->acc_x.get());
+ Thread::wait(SAMPLE_RATE);
+ }
+
+}
+
+void Logger::led_thread(const void* args)
+{
+ DigitalOut* led = (DigitalOut*)args;
+ while(true)
+ {
+ Thread::signal_wait(LED_SIGNAL);
+ *led = !(*led);
+ }
+}
+
+/* Thread para el envio de datos al servidor */
+//void Logger::tx_thread(const void* args) {}
+
+
+
+/* Destructor */
+Logger::~Logger()
+{
+
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/logger.h Tue Jun 04 01:42:20 2013 +0000
@@ -0,0 +1,51 @@
+#ifndef LOGGER_H
+#define LOGGER_H
+
+#include "mbed.h"
+#include "rtos.h"
+#include "MMA8451Q.h"
+#include "buffer.h"
+
+const int BAUD_115200 = 115200;
+const int BUF_SIZE = 128;
+const int MMA8451Q_I2C_ADDRESS = (0x1D << 1);
+
+const int SEND_DATA_SIGNAL = 0x01;
+const int GET_DATA_SIGNAL = 0x02;
+const int LED_SIGNAL = 0x03;
+
+const int SAMPLE_RATE = 1000; //Milisegundos.
+const int TRANSMIT_RATE = 60000; //Milisegundos.
+
+class Logger
+{
+private:
+ Serial port;
+ DigitalOut redLed;
+ DigitalOut blueLed;
+ DigitalOut greenLed;
+ MMA8451Q acc;
+ //Thread tx_th;
+ Thread data_th;
+ Thread led_th;
+ int msg;
+ bool newMsg;
+ Buffer<float> acc_x;
+
+ static void led_thread(void const* args);
+ static void data_thread(void const* args);
+ void rcv_isr();
+
+
+public:
+ Logger(PinName tx, PinName rx);
+ float* getData();
+ //static void tx_thread(void const* args);
+
+
+ ~Logger();
+};
+
+
+
+#endif //LOGGER_H
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Jun 04 01:42:20 2013 +0000
@@ -0,0 +1,7 @@
+#include "logger.h"
+
+int main()
+{
+ Logger myLog(USBTX, USBRX);
+ while(true);
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-rtos.lib Tue Jun 04 01:42:20 2013 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed-rtos/#58b30ac3f00e
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Jun 04 01:42:20 2013 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/b3110cd2dd17 \ No newline at end of file