Cortney Padua / capstone_i2c

initial code for i2c communication with accelerometers

Dependencies:   BLE_API mbed-dev nRF51822

Fork of capstone_i2c by Zachary Newman

Files at this revision

API Documentation at this revision

Revision 3:3d08e2045bde, committed 2017-04-11

Comitter:
cpadua
Date:
Tue Apr 11 00:50:01 2017 +0000
Parent:
2:2082f0f50590
Child:
4:5985157ed67d
Commit message:
bug fixes

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/main.cpp	Mon Apr 10 22:10:08 2017 +0000
+++ b/main.cpp	Tue Apr 11 00:50:01 2017 +0000
@@ -35,8 +35,8 @@
 #endif
 
 #define DEV_ADDR    0xA0
-#define ADDR_ONE    0x19
-#define ADDR_TWO    0x18
+#define ADDR_ONE    0x30
+#define ADDR_TWO    0x32
 #define AXIS_X      0x00
 #define AXIS_Y      0x01
 #define AXIS_Z      0x02
@@ -65,8 +65,7 @@
 void AT24C512_WriteBytes(uint16_t addr, uint8_t *pbuf, uint16_t length, uint16_t i2cAddr)
 {
     Wire.beginTransmission(i2cAddr);
-    int err = Wire.write( (uint8_t)addr>>8 );
-    Wire.write( (uint8_t)addr );
+    int err = Wire.write( (uint8_t)addr );
     Wire.write(pbuf, length);
     if (err != 0) {
         pc.printf("error on write write! %d\n", err);
@@ -80,9 +79,7 @@
 void AT24C512_ReadBytes(uint16_t addr, uint8_t *pbuf, uint16_t length, uint16_t i2cAddr)
 {
     Wire.beginTransmission(i2cAddr);
-    int err = Wire.write( (uint8_t)addr>>8 );
-    Wire.write( (uint8_t)addr );
-    Wire.write(pbuf, length);
+    int err= Wire.write( (uint8_t)addr );
     if (err != 0) {
         pc.printf("error on read write! %d\n", err);
     }