feat: 全量同步 254 个常用的 Arduino 扩展库文件

arduino-libs/arduino-cli/libraries/AH_24CXX/AH_24Cxx.cpp

@@ -0,0 +1,115 @@
+
+/********************************************************
+**  Download from:                                     **
+**  http://www.arduino-projekte.de                     **
+**                                                     **
+**  Based on Code from:				       **
+**  http://arduino.cc/playground/                      **
+**                                                     **
+**  Released into the public domain.                   **
+********************************************************/
+
+#include <Arduino.h>
+#include <AH_24Cxx.h>
+#include <Wire.h> 
+
+#define AT24C01  0
+#define AT24C02  1
+#define AT24C04  2
+#define AT24C08  3
+#define AT24C16  4
+#define AT24C32  5
+#define AT24C64  6
+#define AT24C128 8
+#define AT24C256 9
+
+
+//************************************************************************
+
+// Constructor
+AH_24Cxx::AH_24Cxx(int ic_type, int deviceaddress){	
+  //  Wire.begin(); // initialise the connection
+   _mode = ic_type;
+   _deviceaddress = B01010<<3 | deviceaddress; //Address: B01010(A2)(A1)(A0)    A2=0; A1=0; A0=0 => Address: B01010000(BIN) | 0x50(HEX) | 80(DEC)
+}
+
+
+//*************************************************************************
+
+  // WARNING: address is a page address, 6-bit end will wrap around
+  // also, data can be maximum of about 30 bytes, because the Wire library has a buffer of 32 bytes
+
+  void AH_24Cxx::write_page( unsigned int eeaddresspage, byte* data, byte length ) {
+
+    Wire.beginTransmission(_deviceaddress);
+    if (_mode>4){
+      Wire.write((int)(eeaddresspage >> 8)); // MSB
+      Wire.write((int)(eeaddresspage & 0xFF)); // LSB
+    }
+    else { 
+      Wire.write((int)eeaddresspage);
+    }
+
+    byte c;
+    for ( c = 0; c < length; c++)
+      Wire.write(data[c]);
+    Wire.endTransmission();
+  }
+
+
+//*************************************************************************
+
+  // maybe let's not read more than 30 or 32 bytes at a time!
+
+  void AH_24Cxx::read_buffer(unsigned int eeaddress, byte *buffer, int length ) {
+    Wire.beginTransmission(_deviceaddress);
+    if (_mode>4){
+      Wire.write((int)(eeaddress >> 8)); // MSB
+      Wire.write((int)(eeaddress & 0xFF)); // LSB
+    }
+    else { 
+      Wire.write((int)eeaddress);
+    }
+    Wire.endTransmission();
+    Wire.requestFrom(_deviceaddress,length);
+    int c = 0;
+    for ( c = 0; c < length; c++ )
+      if (Wire.available()) buffer[c] = Wire.read();
+  }
+
+
+//*************************************************************************
+
+  void AH_24Cxx::write_byte(unsigned int eeaddress, byte data) {
+
+    int rdata = data;
+    Wire.beginTransmission(_deviceaddress);
+    if (_mode>4){
+      Wire.write((int)(eeaddress >> 8)); // MSB
+      Wire.write((int)(eeaddress & 0xFF)); // LSB
+    }
+    else { 
+      Wire.write((int)eeaddress);
+    }
+    Wire.write(rdata);
+    Wire.endTransmission();
+  }
+
+//*************************************************************************
+
+  byte AH_24Cxx::read_byte(unsigned int eeaddress) {
+    byte rdata = 0xFF;
+    Wire.beginTransmission(_deviceaddress);
+    if (_mode>4){
+      Wire.write((int)(eeaddress >> 8)); // MSB
+      Wire.write((int)(eeaddress & 0xFF)); // LSB
+    }
+    else { 
+      Wire.write((int)eeaddress);
+    }
+    Wire.endTransmission();
+    Wire.requestFrom(_deviceaddress,1);
+    if (Wire.available()) rdata = Wire.read();
+    return rdata;
+  }
+