Diff: EEPROM_I2C.cpp

Revision:

0:0a5f554d2a16

Child:

1:51477fe4851b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/EEPROM_I2C.cpp	Thu Dec 22 15:11:29 2016 +0000
@@ -0,0 +1,42 @@
+#include "EEPROM_I2C.h"
+ 
+I2C i2c(I2C_DATA, I2C_CLOCK);
+ 
+// Write individual byte
+void i2c_write(int start_address,char data_out){
+ 
+    char data[3];
+    data[0] = start_address;
+    data[1] = start_address;
+    data[2] = data_out;
+    i2c.write(ADDRESS_1, data, 3, false);
+}
+ 
+// Read individual byte 
+char i2c_read(int start_address){
+    char cmd[3];
+    cmd[0] = start_address;
+    cmd[1] = start_address;
+    i2c.write(ADDRESS_1, cmd, 2, true);
+    
+    char data_out;
+    i2c.read(ADDRESS_1, &data_out, 1, false);  
+    return data_out;
+}
+ 
+// Page write
+void i2c_page_write(int start_address,int length, char data_out[] ){
+
+    i2c.write(ADDRESS_1, data_out, length, false);
+ 
+}
+// Page read
+void i2c_page_read(int start_address,int length, char data_in[]){
+    char cmd[2];
+    cmd[0] = start_address;
+    cmd[1] = start_address + length;
+    i2c.write(ADDRESS_1, cmd, length, true);
+
+    i2c.read(ADDRESS_1, data_in, length, false);
+}
+ 
\ No newline at end of file