Diff: main.h

Revision:

0:67debf2ccbc2

Child:

1:d58df8cb271d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.h	Fri Jul 07 20:52:31 2017 +0000
@@ -0,0 +1,84 @@
+#ifndef MAIN_H
+#define MAIN_H
+
+#include "mbed.h"
+#include "keller_pressure.h"
+#include "sensirion_sf04.h"
+#include "PID.h"
+#include "coil-driver.h"
+
+// Mbed application shield display
+#include "C12832A1Z.h"
+#include "Small_7.h"
+#include "Fonts/ArialR12x14.h"
+
+C12832A1Z lcd(D11, D13, D12, D7, D10); // MOSI, SCK, Reset, A0, CS
+// LCD width and height (minus 1)
+#define lcdWidth 127
+#define lcdHeight 31
+
+// ISO/SEV pressure: 10psi, DES: 25-30psi
+#define pumpSetPointPSI 45
+#define pumpMinPSI 0
+#define pumpMaxPSI 85
+//#define pumpHystPSI 2
+
+// Gas flow sensor defines
+#define SFM7033_ADDR 0x40
+// End gas flow sensor defines
+
+// Liquid pump defines
+// PID settings
+#define pumpPIDRate .2 // Pump PID computation interval (seconds)
+float pumpKp = 4.0;
+float pumpKi = 1.0;
+#define pumpKd 0
+
+#define pumpPwmFrequency 1000 // Frequency of PWM signal supplied to pump
+#define pumpTachPoles 6 // 6 pulses per revolution
+#define pumpTachPin PE_7 // Pump tach input (green wire)
+#define pumpCtrlPin PE_10 // Pump control (white wire)
+// End Liquid pump defines
+
+Thread print_process_values_t, update_pressures_t, update_airflow_t, update_lcd_t;
+Mutex i2c1_m, i2c2_m, stdio_m;
+
+//DigitalOut myled(LED2);
+Serial pc(USBTX, USBRX, 250000); // tx, rx, baud
+
+// an I2C sub-class that provides a constructed default
+class I2CPreInit : public I2C
+{
+public:
+    I2CPreInit(PinName sda, PinName scl, int freq) : I2C(sda, scl) {
+        frequency(freq);
+    };
+};
+
+//I2CPreInit gI2C1(I2C_SDA, I2C_SCL, I2C frequency);
+I2CPreInit i2c1(PB_9, PB_8, 100000);
+I2CPreInit i2c2(PB_11, PB_10, 100000);
+
+KELLER_PRESSURE pumpPressure(i2c1, 0x40);
+
+// Sensirion gas flow sensor object (i2c object, i2c address, calibration field, resolution 9-16 bit)
+// calibration field 1: Air, 2: O2, 3: N2O
+SF04 sfm7033(i2c2, SFM7033_ADDR, 1, 12); // Gas flow sensor (SFM7033)
+
+// Mbed application shield
+AnalogIn pot1(A0);
+AnalogIn pot2(A1);
+
+PwmOut pump(pumpCtrlPin);
+//pump.period(.001);
+
+PID pump_control_PID(pumpKp, pumpKi, pumpKd, pumpPIDRate);
+
+//InterruptIn pumpTach(pumpTachPin);
+volatile int pumpTachCounts = 0;
+volatile float pumpRpm = 0;
+
+PwmOut ledRed(PE_11);
+PwmOut ledGrn(PD_15);
+DigitalOut ledBlu(PF_12);
+#endif
\ No newline at end of file