Commit Iniziale, progetto funzionante caricato su box ETcontroller in

cantina
2019-10-09 23:25:44 +02:00
commit c6e4e461ca
555 changed files with 118433 additions and 0 deletions
--- a/MAX6675/MAX6675.cpp
+++ b/MAX6675/MAX6675.cpp
@@ -0,0 +1,31 @@
+#include "MAX6675.h"
+
+Thermo::Thermo(SPI* dev=0, PinName p=D0){
+    device = dev;
+    cs = new DigitalOut(p); 
+    cs->write(OFF);
+}
+
+Thermo::~Thermo(){
+    cs->write(OFF);
+    device->unlock();
+}
+
+char Thermo::readTemp(float* temp){
+    uint16_t data,t,s;
+    readRaw(&data);
+    t=(data & 0x7FF8)>>3;
+    s=(data & 0x0004)>>2;
+    *temp=t*0.25;
+    return s;
+}
+
+void Thermo::readRaw(uint16_t* data){
+    uint16_t d;
+    cs->write(ON);
+    device->lock();
+    d=device->write(0x0000);
+    device->unlock();
+    cs->write(OFF);
+    *data = d;
+}