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2022-10-30 23:00:53 +01:00
commit 7f087ae854
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+/*
+    MIT License
+
+    Copyright (c) 2017-2018, Alexey Dynda
+
+    Permission is hereby granted, free of charge, to any person obtaining a copy
+    of this software and associated documentation files (the "Software"), to deal
+    in the Software without restriction, including without limitation the rights
+    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+    copies of the Software, and to permit persons to whom the Software is
+    furnished to do so, subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be included in all
+    copies or substantial portions of the Software.
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+    SOFTWARE.
+*/
+
+#include "lcd/lcd_common.h"
+#include "intf/ssd1306_interface.h"
+#include "intf/spi/ssd1306_spi.h"
+#include <stddef.h>
+
+#define CMD_ARG 0xFF
+#define CMD_DELAY 0xFF
+
+ssd1306_lcd_t ssd1306_lcd = { 0 };
+
+void ssd1306_sendData(uint8_t data)
+{
+    ssd1306_dataStart();
+    ssd1306_lcd.send_pixels1( data );
+    ssd1306_intf.stop();
+}
+
+void ssd1306_configureI2cDisplay(const uint8_t *config, uint8_t configSize)
+{
+    ssd1306_commandStart();
+    for( uint8_t i=0; i<configSize; i++)
+    {
+        uint8_t data = pgm_read_byte(&config[i]);
+        ssd1306_intf.send(data);
+    }
+    ssd1306_intf.stop();
+}
+
+void ssd1306_configureSpiDisplay(const uint8_t *config, uint8_t configSize)
+{
+    ssd1306_intf.start();
+    ssd1306_spiDataMode(0);
+    for( uint8_t i=0; i<configSize; i++)
+    {
+        uint8_t data = pgm_read_byte(&config[i]);
+        if (data == CMD_ARG)
+        {
+            data = pgm_read_byte(&config[++i]);
+            ssd1306_spiDataMode(1);
+            ssd1306_intf.send(data);
+            ssd1306_spiDataMode(0);
+        }
+        else
+        {
+            ssd1306_intf.send(data);
+        }
+    }
+    ssd1306_intf.stop();
+}
+
+void ssd1306_configureSpiDisplay2(const uint8_t *config, uint8_t configSize)
+{
+    uint8_t command = 1;
+    int8_t args = -1;
+    ssd1306_intf.start();
+    ssd1306_spiDataMode(0);
+    for( uint8_t i=0; i<configSize; i++)
+    {
+        uint8_t data = pgm_read_byte(&config[i]);
+        if ( command )
+        {
+            if ( command == CMD_DELAY )
+            {
+                command = 1;
+                delay( data == 0xFF ? 500: data );
+            }
+            else
+            {
+                ssd1306_intf.send(data);
+                command = 0;
+                args = -1;
+            }
+        }
+        else
+        {
+            if (args < 0)
+            {
+                if ( data >= 128 )
+                {
+                    command = data;
+                }
+                else if ( data > 0 )
+                {
+                    args = data;
+                    ssd1306_spiDataMode(1);
+                }
+                else
+                {
+                    command = 1;
+                }
+            }
+            else
+            {
+                args--;
+                ssd1306_intf.send(data);
+                if ( !args )
+                {
+                    command = 1;
+                    ssd1306_spiDataMode(0);
+                }
+            }
+        }
+    }
+    ssd1306_intf.stop();
+}
+
+void ssd1306_setMode(lcd_mode_t mode)
+{
+    if (ssd1306_lcd.set_mode)
+    {
+        ssd1306_lcd.set_mode( mode );
+    }
+}
+
+void ssd1306_resetController(int8_t rstPin, uint8_t delayMs)
+{
+    pinMode(rstPin, OUTPUT);
+    digitalWrite(rstPin, HIGH);
+    /* Wait at least 10ms after VCC is up for LCD */
+    delay(10);
+    /* Perform reset operation of LCD display */
+    digitalWrite(rstPin, LOW);
+    delay(delayMs);
+    digitalWrite(rstPin, HIGH);
+}
+