Add Linz

1 files changed, 21 insertions, 0 deletions

diff --git a/linz/oekofen_thermo/src/MCP42010.cpp b/linz/oekofen_thermo/src/MCP42010.cpp
new file mode 100644
index 0000000..aa6de2b
--- /dev/null
+++ b/linz/oekofen_thermo/src/MCP42010.cpp
@@ -0,0 +1,21 @@
+#include "MCP42010.h"
+
+MCP42010::MCP42010(uint8_t ss_pin)
+  : _ss_pin(ss_pin), _spiset(10000000, MSBFIRST, SPI_MODE0)
+{}
+
+void MCP42010::setup()
+{
+  pinMode(_ss_pin, OUTPUT);
+  SPI.begin();
+}
+
+void MCP42010::setPot(MCP42010::Poti pot, uint8_t value)
+{
+  SPI.beginTransaction(_spiset);
+  digitalWrite(_ss_pin, LOW);
+  SPI.transfer(0b00010000 | pot);
+  SPI.transfer(value);
+  digitalWrite(_ss_pin, HIGH);
+  SPI.endTransaction();
+}