Diff: epdif.cpp

Revision:

0:ac97d71fe296

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/epdif.cpp	Fri Feb 16 21:30:08 2018 +0000
@@ -0,0 +1,73 @@
+/**
+ *  @filename   :   epdif.cpp
+ *  @brief      :   Implements EPD interface functions
+ *                  Users have to implement all the functions in epdif.cpp
+ *  @author     :   Yehui from Waveshare
+ *
+ *  Copyright (C) Waveshare     August 10 2017
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documnetation 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
+ * furished 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 OR 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 "epdif.h"
+EpdIf::EpdIf(){
+    }
+EpdIf::EpdIf(PinName mosi, 
+             PinName miso, 
+             PinName sclk, 
+             PinName cs, 
+             PinName dc, 
+             PinName rst, 
+             PinName busy) {
+    m_spi = new SPI(mosi, miso, sclk);
+    m_cs = new DigitalOut(cs);
+    m_dc = new DigitalOut(dc);
+    m_rst = new DigitalOut(rst);
+    m_busy = new DigitalIn(busy);    
+}
+
+EpdIf::~EpdIf() {
+}
+
+void EpdIf::DigitalWrite(DigitalOut* pout, int value) {
+    *pout = value;
+}
+
+int EpdIf::DigitalRead(DigitalIn* pin) {
+    int ret = *pin;
+    return ret;
+}
+
+void EpdIf::DelayMs(unsigned int delaytime) {
+    wait_ms(delaytime);
+}
+
+void EpdIf::SpiTransfer(unsigned char data) {
+    *m_cs = 0;
+    m_spi->write(data);
+    *m_cs = 1;
+}
+
+int EpdIf::IfInit(void){
+    m_spi->format(8,0); 
+    m_spi->frequency(2000000); 
+    return 0;
+}
+    
+