Diff: SSD1308.cpp

Revision:

0:5d70351255d1

Child:

1:20e48680a5f8

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SSD1308.cpp	Tue Aug 02 06:48:13 2022 +0000
@@ -0,0 +1,317 @@
+
+#include "mbed.h"
+#include "SSD1308.h"
+
+//#include "font_8x8.h"
+#include "font_16x24.h"
+
+
+//i2c initialization
+//I2C i2c(I2C_SDA, I2C_SCL); //767
+I2C i2c(PA_10, PA_9); //010
+
+
+//void fff(char *str1)
+//{
+//    printf(str1);//debug
+//}
+
+
+
+/**
+ *@brief Constructor
+ *@param I2C *i2c reference to i2c
+ *@param uint8_t deviceAddress slaveaddress
+ */
+//SSD1308::SSD1308(I2C *i2c, uint8_t deviceAddress) : _i2c(i2c) {
+SSD1308::SSD1308( uint8_t deviceAddress)  {
+
+  
+  _writeOpcode = deviceAddress & 0xFE; // low order bit = 0 for write
+  _readOpcode  = deviceAddress | 0x01; // low order bit = 1 for read  
+  
+  initialize(); 
+}//SSD1308
+
+//イニシャライズ
+void SSD1308::initialize()
+{
+
+    //fff("initialize\r\n");//debug
+
+    setHorizontalAddressingMode(); //メモリーアクセスモード
+
+    clearDisplay();
+
+    //setInverted(false); //反転
+
+    setDisplayOn();
+    
+    //fff("\r\n");
+    
+    //charge pump  add=>ca45040
+    i2c.write(SSD1308_SA0, "\200\215\200\024", 4); //0x80,0x8d,0x80,0x14
+    //set access
+    //setDisplayFlip(false, false);
+
+
+    
+}//initialize
+
+//クリアディスプレー
+void SSD1308::clearDisplay()
+{
+
+    //fff("clearDisplay\r\n");//debug
+
+    //setDisplayOff();
+    setPageAddress(0, MAX_PAGE);  // all pages
+    setColumnAddress(0, MAX_COL); // all columns
+
+/*
+    for (uint8_t page = 0; page < PAGES; page++) {
+        for (uint8_t col = 0; col < COLUMNS; col++) {
+            _sendData(0x00);
+        }
+    }
+*/
+
+    //128*64/8=1024
+    char databytes[2] = {    DATA_MODE,    0x00 };
+    for (int icount = 0; icount < 1024; icount++) {
+        //_sendData(0x00);
+        
+        i2c.write(_writeOpcode, databytes, 2);
+        
+    }
+
+    //setDisplayOn();
+}//clearDisplay
+
+//ライトビットマップ
+void SSD1308::writeBitmap(uint8_t* data,
+                          uint8_t start_page, uint8_t end_page,
+                          uint8_t start_col, uint8_t end_col)
+{
+
+    //fff("  writeBitmap\r\n");//debug
+
+    int count = (end_page - start_page + 1) * (end_col - start_col + 1);
+
+    //setDisplayOff();
+    setPageAddress(start_page, end_page);  // set page window
+    setColumnAddress(start_col, end_col);  // set column window
+
+
+
+    char databytes[2] = {    DATA_MODE,    0 };
+    for (int i=0; i<count; i++) {
+        //_sendData(data[i]); // Write Data
+
+        databytes[1] = data[i];
+        i2c.write(_writeOpcode, databytes, 2);
+        
+    }
+
+
+    //setDisplayOn();
+}//writeBitmap
+
+
+//ライトビッグキャラ
+void SSD1308::writeBigChar(uint8_t row, uint8_t col, char chr)
+{
+
+    //fff("writeBigChar\r\n");//debug
+
+
+    writeBitmap((uint8_t*) font_16x24[int(chr) - FONT16x24_START],
+                row, (row + FONT16x24_BYTES - 1),
+                col, (col + FONT16x24_WIDTH - 1));
+                
+
+}//writeBigChar
+
+
+/*
+//センドコマンド コマンドx1
+void SSD1308::_sendCommand(uint8_t command)
+{
+    char databytes[2] = {    COMMAND_MODE,    command             };
+    i2c.write(_writeOpcode,databytes, 2); 
+    //_i2c.write(_writeOpcode, databytes, 2);    // Write command
+}//
+*/
+
+
+
+/*
+//センドコマンド コマンドx1 パラメーターx1
+void SSD1308::_sendCommand(uint8_t command, uint8_t param1)
+{
+    char databytes[4] = {    COMMAND_MODE,    command,    COMMAND_MODE,    param1              };
+    
+    i2c.write(_writeOpcode, databytes, 4);
+    //_i2c.write(_writeOpcode, databytes, 4);    // Write command
+
+}//
+*/
+
+/*
+//センドコマンド コマンドx1 パラメーターx2
+void SSD1308::_sendCommand(uint8_t command, uint8_t param1, uint8_t param2)
+{
+    char databytes[6] = {    COMMAND_MODE,    command,    COMMAND_MODE,    param1,    COMMAND_MODE,    param2              };
+    i2c.write(_writeOpcode, databytes, 6);
+    //_i2c.write(_writeOpcode, databytes, 6);    // Write command
+
+}//
+*/
+
+/*
+//センドコマンド コマンドx1 パラメーターx5
+void SSD1308::_sendCommand(uint8_t command, uint8_t param1, uint8_t param2,
+                           uint8_t param3, uint8_t param4,
+                           uint8_t param5)
+{
+    char databytes[12] = {    COMMAND_MODE,    command,    COMMAND_MODE,    param1,    COMMAND_MODE,    param2,
+    COMMAND_MODE,    param3,    COMMAND_MODE,    param4,    COMMAND_MODE,    param5               };
+    i2c.write(_writeOpcode, databytes, 12);
+    //_i2c.write(_writeOpcode, databytes, 12);    // Write command
+}//
+*/
+
+/*
+//センドコマンド コマンドx1 パラメーターx6
+void SSD1308::_sendCommand(uint8_t command, uint8_t param1, uint8_t param2,
+                           uint8_t param3, uint8_t param4,
+                           uint8_t param5, uint8_t param6)
+{
+    char databytes[14] = {    COMMAND_MODE,    command,    COMMAND_MODE,    param1,    COMMAND_MODE,    param2,
+    COMMAND_MODE,    param3,    COMMAND_MODE,    param4,    COMMAND_MODE,    param5,    COMMAND_MODE,    param6              };
+    i2c.write(_writeOpcode, databytes, 14);
+    //_i2c.write(_writeOpcode, databytes, 14);    // Write command
+
+}//
+*/
+
+/*
+//センドデータ コマンドx1
+void SSD1308::_sendData(uint8_t data)
+{
+    char databytes[2] = {    DATA_MODE,    data };
+    i2c.write(_writeOpcode, databytes, 2);
+    //_i2c.write(_writeOpcode, databytes, 2);    // Write Data
+}//
+*/
+
+/*
+//センドデータ コマンドx1 データ
+void SSD1308::_sendData(uint8_t len, uint8_t* data)
+{
+    for (int i=0; i<len ; i++) {
+        _sendData(data[i]);  // Write Data
+    }
+}//_sendData
+*/
+
+//セット
+void SSD1308::setHorizontalAddressingMode()
+{
+
+    //fff("setHorizontalAddressingMode\r\n");//debug
+
+    setMemoryAddressingMode(HORIZONTAL_ADDRESSING_MODE);
+}//setHorizontalAddressingMode
+
+//セットメモリーアドレシングモード
+void SSD1308::setMemoryAddressingMode(uint8_t mode)
+{
+    
+    //fff("setMemoryAddressingMode\r\n");
+    
+    //_sendCommand(SET_MEMORY_ADDRESSING_MODE, mode);
+ 
+ 
+    char databytes[4] = {    COMMAND_MODE,    SET_MEMORY_ADDRESSING_MODE,    COMMAND_MODE,    mode              };
+    
+    i2c.write(_writeOpcode, databytes, 4);
+
+ 
+ 
+}//setMemoryAddressingMode
+
+//セットページアドレス
+void SSD1308::setPageAddress(uint8_t start, uint8_t end)
+{
+    
+    //fff("setPageAddress\r\n");
+    
+    //_sendCommand(SET_PAGE_ADDRESS, start, end);
+    
+    char databytes[6] = {    COMMAND_MODE,    SET_PAGE_ADDRESS,    COMMAND_MODE,    start,    COMMAND_MODE,    end              };
+    i2c.write(_writeOpcode, databytes, 6);
+
+    
+    
+}//setPageAddress
+
+//セットカラムアクセス
+void SSD1308::setColumnAddress(uint8_t start, uint8_t end)
+{
+    
+    //fff("setColumnAddress");
+    
+    //_sendCommand(SET_COLUMN_ADDRESS, start, end);
+    
+    char databytes[6] = {    COMMAND_MODE,    SET_COLUMN_ADDRESS,    COMMAND_MODE,    start,    COMMAND_MODE,    end              };
+    i2c.write(_writeOpcode, databytes, 6);
+
+    
+}//setColumnAddress
+
+//セットディスプレーオン
+void SSD1308::setDisplayOn()
+{
+
+    //fff("setDisplayOn\r\n");//debug
+
+    //_sendCommand(SET_DISPLAY_POWER_ON);
+    
+    
+    char databytes[2] = {    COMMAND_MODE,    SET_DISPLAY_POWER_ON             };
+    i2c.write(_writeOpcode,databytes, 2); 
+    
+}//setDisplayOn
+
+
+/*
+//セットディスプレーオフ
+void SSD1308::setDisplayOff()
+{
+    _sendCommand(SET_DISPLAY_POWER_OFF);
+}//setDisplayOff
+*/
+
+/*
+//セットディスプレー Flip
+void SSD1308::setDisplayFlip(bool left, bool down)
+{
+    if (left) {
+        // column address   0 is mapped to SEG0 (Reset)
+        _sendCommand(SET_SEGMENT_REMAP_0);
+    } else {
+        // column address 127 is mapped to SEG0
+        _sendCommand(SET_SEGMENT_REMAP_127);
+    }
+
+    if (down) {
+        // Reset mode
+        _sendCommand(SET_COMMON_REMAP_0);
+    } else {
+        // Flip Up/Down (Need to rewrite display before H effect shows)
+        _sendCommand(SET_COMMON_REMAP_63);
+    }
+
+}//setDisplayFlip
+*/
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