Jon Buckman
Arduino style GUI
Diff: Drivers/SEPS525_SPI.h
- Revision:
- 3:b5409826d05f
diff -r 3d959bc7d64d -r b5409826d05f Drivers/SEPS525_SPI.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Drivers/SEPS525_SPI.h Wed Feb 27 22:23:34 2019 +0000
@@ -0,0 +1,151 @@
+/* NeatGUI Library
+ * Copyright (c) 2013 Neil Thiessen
+ * Copyright (c) 2017 Jon Buckman
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef SEPS525_SPI_H
+#define SEPS525_SPI_H
+
+#include "mbed.h"
+#include "Display.h"
+
+/** SEPS525_SPI class.
+ * Used for controlling an SEPS525-based OLED display connected to SPI.
+ */
+class SEPS525_SPI : public Display
+{
+public:
+
+ /** Create an SEPS525 object connected to the specified SPI pins with the specified /CS and DC pins
+ *
+ * @param mosi The SPI data out pin.
+ * @param miso The SPI data in pin.
+ * @param sclk The SPI clock pin.
+ * @param cs The SPI chip select pin.
+ * @param dc The data/command pin.
+ */
+ SEPS525_SPI(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName dc, PinName res);
+
+ /** Probe for the SEPS525 and initialize it if present
+ *
+ * @returns
+ * 'true' if the device exists on the bus,
+ * 'false' if the device doesn't exist on the bus.
+ */
+ virtual bool open();
+
+ /** Send the buffer to the SEPS525
+ */
+ virtual void flush();
+
+ /** Get the current state of the SEPS525
+ *
+ * @returns The current state as a Display::State enum.
+ */
+ virtual Display::State state();
+
+ /** Set the state of the SEPS525
+ *
+ * @param mode The new state as a Display::State enum.
+ */
+ virtual void state(State s);
+
+ /** Set the master current
+ *
+ * @param current The master current value.
+ */
+ virtual void masterCurrent(int current);
+
+ /** Draw a single pixel at the specified coordinates
+ *
+ * @param x The X coordinate.
+ * @param y The Y coordinate.
+ * @param c The color of the pixel as a 32-bit ARGB value.
+ */
+ virtual void drawPixel(int x, int y, unsigned int c);
+
+private:
+ //Commands
+ enum Command {
+ CMD_INDEX = 0x00,
+ CMD_STATUS_RD = 0x01,
+ CMD_OSC_CTL = 0x02,
+ CMD_IREF = 0x80,
+ CMD_CLOCK_DIV = 0x03,
+ CMD_REDUCE_CURRENT = 0x04,
+ CMD_SOFT_RST = 0x05,
+ CMD_DISP_ON_OFF = 0x06,
+ CMD_PRECHARGE_TIME_R = 0x08,
+ CMD_PRECHARGE_TIME_G = 0x09,
+ CMD_PRECHARGE_TIME_B = 0x0A,
+ CMD_PRECHARGE_CURRENT_R = 0x0B,
+ CMD_PRECHARGE_CURRENT_G = 0x0C,
+ CMD_PRECHARGE_CURRENT_B = 0x0D,
+ CMD_DRIVING_CURRENT_R = 0x10,
+ CMD_DRIVING_CURRENT_G = 0x11,
+ CMD_DRIVING_CURRENT_B = 0x12,
+ CMD_DISPLAY_MODE_SET = 0x13,
+ CMD_RGB_IF = 0x14,
+ CMD_RGB_POL = 0x15,
+ CMD_MEMORY_WRITE_MODE = 0x16,
+ CMD_MX1_ADDR = 0x17,
+ CMD_MX2_ADDR = 0x18,
+ CMD_MY1_ADDR = 0x19,
+ CMD_MY2_ADDR = 0x1A,
+ CMD_MEMORY_ACCESS_POINTER_X = 0x20,
+ CMD_MEMORY_ACCESS_POINTER_Y = 0x21,
+ CMD_DDRAM_DATA_ACCESS_PORT = 0x22,
+ CMD_GRAY_SCALE_TABLE_INDEX = 0x50,
+ CMD_GRAY_SCALE_TABLE_DATA = 0x51,
+ CMD_DUTY = 0x28,
+ CMD_DSL = 0x29,
+ CMD_D1_DDRAM_FAC = 0x2E,
+ CMD_D1_DDRAM_FAR = 0x2F,
+ CMD_D2_DDRAM_SAC = 0x31,
+ CMD_D2_DDRAM_SAR = 0x32,
+ CMD_SCR1_FX1 = 0x33,
+ CMD_SCR1_FX2 = 0x34,
+ CMD_SCR1_FY1 = 0x35,
+ CMD_SCR1_FY2 = 0x36,
+ CMD_SCR2_SX1 = 0x37,
+ CMD_SCR2_SX2 = 0x38,
+ CMD_SCR2_SY1 = 0x39,
+ CMD_SCR2_SY2 = 0x3A,
+ CMD_SCREEN_SAVER_CONTEROL = 0x3B,
+ CMD_SS_SLEEP_TIMER = 0x3C,
+ CMD_SCREEN_SAVER_MODE = 0x3D,
+ CMD_SS_SCR1_FU = 0x3E,
+ CMD_SS_SCR1_MXY = 0x3F,
+ CMD_SS_SCR2_FU = 0x40,
+ CMD_SS_SCR2_MXY = 0x41,
+ CMD_MOVING_DIRECTION = 0x42,
+ CMD_SS_SCR2_SX1 = 0x47,
+ CMD_SS_SCR2_SX2 = 0x48,
+ CMD_SS_SCR2_SY1 = 0x49,
+ CMD_SS_SCR2_SY2 = 0x4A,
+ };
+
+ //SPI interface variables
+ SPI m_SPI;
+ DigitalOut m_CS;
+ DigitalOut m_DC;
+ DigitalOut m_RES;
+
+ //Command and data helpers
+ void writeCommand(char command);
+ void writeData(char data);
+};
+
+#endif