tm1637: brand new working implementation

Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>

examples/c++/CMakeLists.txt

@@ -108,6 +108,7 @@ add_executable (a110x-intr-example a110x-intr.cxx)
 add_executable (mhz16-example mhz16.cxx)
 add_executable (apds9002-example apds9002.cxx)
 add_executable (waterlevel-example waterlevel.cxx)
+add_executable (tm1637-example tm1637.cxx)
 
 include_directories (${PROJECT_SOURCE_DIR}/src/hmc5883l)
 include_directories (${PROJECT_SOURCE_DIR}/src/grove)
@@ -195,6 +196,7 @@ include_directories (${PROJECT_SOURCE_DIR}/src/flex)
 include_directories (${PROJECT_SOURCE_DIR}/src/mhz16)
 include_directories (${PROJECT_SOURCE_DIR}/src/apds9002)
 include_directories (${PROJECT_SOURCE_DIR}/src/waterlevel)
+include_directories (${PROJECT_SOURCE_DIR}/src/tm1637)
 
 target_link_libraries (hmc5883l-example hmc5883l ${CMAKE_THREAD_LIBS_INIT})
 target_link_libraries (groveled-example grove ${CMAKE_THREAD_LIBS_INIT})
@@ -304,3 +306,4 @@ target_link_libraries (a110x-intr-example a110x ${CMAKE_THREAD_LIBS_INIT})
 target_link_libraries (mhz16-example mhz16 ${CMAKE_THREAD_LIBS_INIT})
 target_link_libraries (apds9002-example apds9002 ${CMAKE_THREAD_LIBS_INIT})
 target_link_libraries (waterlevel-example waterlevel ${CMAKE_THREAD_LIBS_INIT})
+target_link_libraries (tm1637-example tm1637 ${CMAKE_THREAD_LIBS_INIT})

examples/c++/tm1637.cxx

@@ -0,0 +1,77 @@
+/*
+ * Author: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
+ * Copyright (c) 2015 Intel Corporation.
+ *
+ * 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 "tm1637.h"
+#include <signal.h>
+#include <unistd.h>
+#include <sstream>
+#include <time.h>
+
+using namespace std;
+using namespace upm;
+
+bool run = true;
+
+void sig_handler(int signo)
+{
+  if (signo == SIGINT)
+    run = false;
+}
+
+int
+main(int argc, char** argv)
+{
+	//! [Interesting]
+	bool point = true;
+	int timezone = -7; // Your UTC offset
+	time_t rawtime;
+	struct tm * gmt;
+	char myTime[4];
+
+    fprintf(stdout, "TM1637 Display Example\n");
+    signal(SIGINT, sig_handler);
+
+    TM1637 myDisplay = TM1637(0, 1); // TM1637 on pins 0 (clk) and 1 (dio)
+    myDisplay.write(0x39, 0x09, 0x09); // Start a box using 7-segment encoding
+    myDisplay.writeAt(3, ']'); // Finish box using writeAt function
+    sleep(3); // Wait 3 seconds
+
+    while(run)
+    {
+    	time(&rawtime); // Update raw time
+        gmt = gmtime(&rawtime); // Get current time
+
+        // Format and store the time in 24 hour format
+        sprintf(myTime, "%2d%02d", (gmt->tm_hour + timezone + 24) % 24, gmt->tm_min);
+
+        myDisplay.write(myTime); // Write to display as string
+    	myDisplay.setColon(point ^= true); // Toggle the dots on the display
+    	sleep(1); // Only update once every second
+    }
+
+	//! [Interesting]
+	return 0;
+}
+
+

examples/javascript/tm1637.js

@@ -0,0 +1,66 @@
+/*
+* Author: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
+* Copyright (c) 2015 Intel Corporation.
+*
+* 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.
+*/
+
+// Some vars
+var colon = true;
+var interval;
+
+// Load display
+var tm1637 = require('jsupm_tm1637');
+
+// Instantiate on pins 0 (Clk) and 1 (Dio)
+var display = new tm1637.TM1637(0, 1);
+
+// Get the current time
+var now = new Date();
+console.log("System time: " + now.getHours() + ":" + ("0" + now.getMinutes()).slice(-2));
+console.log("Time zone can be changed by setting the TZ environment variable.");
+
+// Display and time update function
+function update(){
+    now = new Date();
+    var time = now.getHours().toString() + ("0" + now.getMinutes().toString()).slice(-2);
+    display.writeString(time);
+    display.setColon(colon = !colon);
+}
+
+// Start with a 7-segment encoded box on the display
+display.write(0x39, 0x09, 0x09, 0x0f);
+
+// Start displaying the clock after 3 seconds
+setTimeout(function(){
+    // And update every second thereafter
+    interval = setInterval(update, 1000);
+}, 3000)
+
+// Exit handler
+process.on('SIGINT', function()
+{
+    clearInterval(interval);
+    display = null;
+    tm1637.cleanUp();
+    tm1637 = null;
+    console.log("Interrupt received, exiting...");
+    process.exit(0);
+});

examples/python/tm1637.py

@@ -0,0 +1,54 @@
+# Author: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
+# Copyright (c) 2014 Intel Corporation.
+#
+# 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.
+
+import time, signal
+import pyupm_tm1637 as tm1637
+
+# Register exit handler for normal Ctrl+C exit
+def SIGINTHandler(signum, frame):
+    raise SystemExit
+signal.signal(signal.SIGINT, SIGINTHandler)
+
+# Create a display object on pins 0 CLK and 1 DIO
+display = tm1637.TM1637(0, 1)
+dots = True
+
+# Get local time
+myTime = time.localtime(time.time())
+print time.strftime("System time: %H:%M", myTime)
+print ("You can adjust your time zone by setting the TZ environment variable.")
+
+# Draw a box for 3 seconds using 7-segment encoding
+display.write(0x39, 0x09, 0x09, 0x0f)
+time.sleep(3)
+
+# Loop indefinitely
+while True:
+    # Update and display time
+    timeString = time.strftime("%H%M", time.localtime(time.time()))
+    display.write(timeString)
+    # Toggle colon
+    display.setColon(dots)
+    dots = not dots
+
+    # Sleep for 1 s
+    time.sleep(1)