Driver library for Microchip I2C EERAM (47x04 and 47x16) 4 kbit or 16 kbit EEPROM backed SRAM.

Dependents:   EERAM_example

Revision:
7:038c52e2268b
Parent:
6:b3f9b29b07ba
--- a/EERAM.cpp	Fri Aug 04 05:19:38 2017 +0000
+++ b/EERAM.cpp	Sun Oct 29 18:31:47 2017 +0000
@@ -55,17 +55,17 @@
     int index = 0;
     while (index < length && success)
     {
-        success = _i2c->write(data[index]) == 1;
+        success = _i2c.write(data[index]) == 1;
         index++;
     }
-    _i2c->stop();
+    _i2c.stop();
     return success;
 }
 
 bool EERAM::writeBytes(char *data, int length)
 {
     bool success = false;
-    success = _i2c->write(_sramAddressWrite, data, length) == 0;
+    success = _i2c.write(_sramAddressWrite, data, length) == 0;
     return success;
 }
 
@@ -75,9 +75,9 @@
     if (success) success = setMemoryPointer(address, true);
     if (success)
     {
-        success = _i2c->read(_sramAddressRead, data, length, false) == 0;
+        success = _i2c.read(_sramAddressRead, data, length, false) == 0;
     }
-    _i2c->stop();
+    _i2c.stop();
     return success;
 }
 
@@ -86,19 +86,19 @@
     bool success = setMemoryPointer((uint8_t)data[1], (uint8_t)data[0], true);
     if (success)
     {
-        success = _i2c->read(_sramAddressRead, data + 2, length - 2, false) == 0;
+        success = _i2c.read(_sramAddressRead, data + 2, length - 2, false) == 0;
     }
-    _i2c->stop();
+    _i2c.stop();
     return success;
 }
 
 bool EERAM::writeRegister(uint8_t registerAddress, uint8_t data)
 {
-    _i2c->start();
-    bool success = _i2c->write(_controlAddressWrite) == 1;
-    if (success) success = _i2c->write(registerAddress) == 1;
-    if (success) success = _i2c->write(data) == 1;
-    _i2c->stop();
+    _i2c.start();
+    bool success = _i2c.write(_controlAddressWrite) == 1;
+    if (success) success = _i2c.write(registerAddress) == 1;
+    if (success) success = _i2c.write(data) == 1;
+    _i2c.stop();
     return success;
 }
 
@@ -124,14 +124,14 @@
 
 bool EERAM::readStatus()
 {
-    _i2c->start();
-    bool success = _i2c->write(_controlAddressRead) == 1;
+    _i2c.start();
+    bool success = _i2c.write(_controlAddressRead) == 1;
     if (success)
     {
-        _status = _i2c->read(false);
+        _status = _i2c.read(false);
         _statusToWrite = _status;
     }
-    _i2c->stop();
+    _i2c.stop();
     return success;
 }
 
@@ -193,9 +193,9 @@
 bool EERAM::isReady()
 {
     bool ready = false;
-    _i2c->start();
-    ready = _i2c->write(_controlAddressWrite) == 1;
-    _i2c->stop();
+    _i2c.start();
+    ready = _i2c.write(_controlAddressWrite) == 1;
+    _i2c.stop();
     return ready;
 }
 
@@ -235,7 +235,7 @@
     for (int i = 0; i < segments; i++)
     {
         serial.printf("%.4X", start + lineSize * i);
-        _i2c->read(_sramAddressRead, buffer, lineSize, false);
+        _i2c.read(_sramAddressRead, buffer, lineSize, false);
         for (int j = 0; j < (i == segments - 1 ? lastLineLength : lineSize); j++)
         {
             serial.printf(" %.2X", buffer[j]);
@@ -257,11 +257,11 @@
 bool EERAM::setMemoryPointer(uint8_t address_0, uint8_t address_1, bool stop)
 {
     int result = 0;
-    _i2c->start();
-    result = _i2c->write(_sramAddressWrite);
-    if (result == 1) result = _i2c->write(address_1);
-    if (result == 1) result = _i2c->write(address_0);
-    if (stop) _i2c->stop();
+    _i2c.start();
+    result = _i2c.write(_sramAddressWrite);
+    if (result == 1) result = _i2c.write(address_1);
+    if (result == 1) result = _i2c.write(address_0);
+    if (stop) _i2c.stop();
     return result == 1;
 }
 
@@ -272,10 +272,10 @@
     int index = 0;
     while (index < length && result == 1)
     {
-        result = _i2c->write(data);
+        result = _i2c.write(data);
         index++;
     }
-    _i2c->stop();
+    _i2c.stop();
     return result == 1;
 }