Diff: Base_I2C_Device.cpp

Revision:

0:fa683f936086

Child:

1:700cce0a0ca8

diff -r 000000000000 -r fa683f936086 Base_I2C_Device.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Base_I2C_Device.cpp	Wed May 06 02:49:13 2015 +0000
@@ -0,0 +1,48 @@
+#include "Base_I2C_Device.h"
+
+
+
+
+uint8_t Base_I2C_Device::ReadRegisterByte(uint8_t reg)
+{
+char temp_write[1];
+char temp_read[1];
+
+        temp_write[0] = reg;
+        i2c.write(m_address, temp_write, 1, false); // no stop (unsure)
+        i2c.read(m_address, temp_read, 1, 0);
+                        
+        return (uint8_t)temp_read[0];
+}
+uint16_t Base_I2C_Device::ReadRegisterWord(uint8_t reg)
+{
+char temp_write[1];
+char temp_read[2];
+
+        temp_write[0] = reg;
+        i2c.write(m_address, temp_write, 1, false); // no stop (unsure)
+        i2c.read(m_address, temp_read, 2, 0);
+        
+        return (((uint16_t)temp_read[0]) << 8) | (uint16_t)temp_read[1];
+
+}
+int Base_I2C_Device::WriteRegister(uint8_t reg, uint8_t value)   
+{
+    char temp_write[2];
+    
+    temp_write[0] = reg;
+    temp_write[1] = value;   //check order of these (endianness)
+    i2c.write(m_address, temp_write, 2, 0);    
+    return 0;
+}
+
+int Base_I2C_Device::WriteRegister(uint8_t reg, uint16_t value)   
+{
+    char temp_write[3];
+    
+    temp_write[0] = reg;
+    temp_write[1] = value>>8;   
+    temp_write[2] = (value & 0xFF);
+    i2c.write(m_address, temp_write, 3, 0);    
+    return 0;
+}
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