Vergil Cola
My fork of the blinky project to support ethernet and twitter
Dependencies: EthernetInterface HTTPClient HTU21D OAuth4Tw SDFileSystem SPI_TFT_ILI9341 SerialShell mbed-rtos mbed-src
Fork of
mbed_blinky
by 
Mbed
Revision 7:aafb9225f866, committed 2015-04-29
- Comitter:
- vpcola
- Date:
- Wed Apr 29 14:55:06 2015 +0000
- Parent:
- 6:e8cd76f38fa9
- Child:
- 8:e3fb74a4772c
- Commit message:
- Updated added SerialShell;
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/EthernetInterface.lib Wed Apr 29 14:55:06 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/EthernetInterface/#2fc406e2553f
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/HTU21D.lib Wed Apr 29 14:55:06 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/hwing91/code/HTU21D/#db86ad1b4459
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SDFileSystem.lib Wed Apr 29 14:55:06 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/neilt6/code/SDFileSystem/#c2c1f0b16380
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SPI_TFT_ILI9341.lib Wed Apr 29 14:55:06 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/dreschpe/code/SPI_TFT_ILI9341/#b2b3e5430f81
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SerialShell.lib Wed Apr 29 14:55:06 2015 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/users/vpcola/code/SerialShell/#3db531afe4fc
--- a/main.cpp Fri May 09 19:58:03 2014 +0300
+++ b/main.cpp Wed Apr 29 14:55:06 2015 +0000
@@ -1,12 +1,181 @@
#include "mbed.h"
+#include "rtos.h"
+#include "EthernetInterface.h"
+#include "Arial12x12.h"
+#include "Arial24x23.h"
+#include "SPI_TFT_ILI9341.h"
+#include "SDFileSystem.h"
+#include "Shell.h"
DigitalOut myled(LED1);
+//EthernetInterface eth;
+Serial pc(p9,p10);
+
+SDFileSystem sd(p5,p6,p7,p8,"sd"); // mosi, miso, sck, cs
+SPI_TFT_ILI9341 TFT(p11,p12,p13,p15, p16, p17 ); // mosi, miso, sck, cs, eset, dc
+DigitalOut lcdOn(p14);
+
+#define SHELL_STACK_SIZ 1024
+// Pre-allocate the shell's stack (on global mem)
+unsigned char shellStack[SHELL_STACK_SIZ];
+Shell shell(&pc);
+
+// Local Commands
+/**
+ * \brief Gets the amount of free memory
+ * \param none
+ * \return none
+ **/
+static void cmd_mem(Stream * chp, int argc, char * argv[])
+{
+ // In order to get free mem within RTOS
+ // we need to get the main thread's stack pointer
+ // and subtract it with the top of the heap
+ // ------+-------------------+ Last Address of RAM (INITIAL_SP)
+ // | Scheduler Stack |
+ // +-------------------+
+ // | Main Thread Stack |
+ // | | |
+ // | v |
+ // +-------------------+ <- bottom_of_stack/__get_MSP()
+ // RAM | |
+ // | Available RAM |
+ // | |
+ // +-------------------+ <- top_of_heap
+ // | ^ |
+ // | | |
+ // | Heap |
+ // +-------------------+ <- __end__ / HEAP_START (linker defined var)
+ // | ZI |
+ // +-------------------+
+ // | ZI: Shell Stack |
+ // +-------------------+
+ // | ZI: Idle Stack |
+ // +-------------------+
+ // | ZI: Timer Stack |
+ // +-------------------+
+ // | RW |
+ // ------+===================+ First Address of RAM
+ // | |
+ // Flash | |
+ //
+
+ uint32_t bottom_of_stack = __get_MSP();
+ char * top_of_heap = (char *) malloc(sizeof(char));
+ uint32_t diff = bottom_of_stack - (uint32_t) top_of_heap;
+
+ free((void *) top_of_heap);
+ chp->printf("Available Memory : %d bytes\r\n",
+ diff);
+}
+
+/**
+ * \brief List Directories and files
+ * \param none
+ * \return int
+ **/
+static void cmd_ls(Stream * chp, int argc, char * argv[])
+{
+ DIR * dp;
+ struct dirent * dirp;
+ char dirroot[256];
+
+ if (argc >= 1)
+ sprintf(dirroot, "/sd/%s", argv[0]);
+ else
+ sprintf(dirroot, "/sd");
+
+ chp->printf("Listing directory [%s]\r\n", dirroot);
+
+ dp = opendir(dirroot);
+ while((dirp = readdir(dp)) != NULL)
+ {
+ chp->printf("\t%s\r\n", dirp->d_name);
+ }
+ closedir(dp);
+}
+
+static void cmd_load(Stream * chp, int argc, char * argv[])
+{
+ char filename[256];
+
+ if (argc != 1)
+ {
+ chp->printf("load <bitmapfile>\r\n");
+ return;
+ }
+
+ sprintf(filename, "/sd/%s", argv[0]);
+ // Load a bitmap startup file
+ int err = TFT.BMP_16(0,0, filename);
+ if (err != 1) TFT.printf(" - Err: %d", err);
+}
+
+
+/**
+ * \brief Initialize LCD
+ * \param none
+ * \return void
+ **/
+void init_LCD()
+{
+ pc.printf("Initializing LCD Screen ...\r\n");
+
+ // Turn on the LCD
+ lcdOn = 1;
+
+ TFT.claim(stdout);
+ TFT.set_orientation(1);
+ TFT.background(Black); // set background to black
+ TFT.foreground(White); // set chars to white
+ TFT.cls(); // clear the screen
+
+
+ TFT.set_font((unsigned char*) Arial12x12);
+ TFT.locate(0,0);
+
+ printf("Hello World of EMBED!\n");
+
+}
+
+
+void led1_thread(void const *args) {
+ while (true) {
+ myled = !myled;
+ Thread::wait(1000);
+ }
+}
int main() {
+ Thread * thread;
+ pc.baud(115200);
+
+ pc.printf("\r\nStarting Mbed ...\r\n");
+ // pc.printf("Inititalizing ethernet ....\r\n");
+ // eth.init(); // Use DHCP
+ // eth.connect();
+ // pc.printf("IP Address is %s\n", eth.getIPAddress());
+
+ // Initialize the LCD
+ init_LCD();
+
+ // After initializing the ethernet interface
+ // run it in its own thread
+ thread = new Thread(led1_thread);
+
+ // Start the shell
+ pc.printf("Starting debug shell ...\r\n");
+ shell.addCommand("ls", cmd_ls);
+ //shell.addCommand("load", cmd_load);
+ shell.addCommand("mem", cmd_mem);
+ shell.start(osPriorityNormal, SHELL_STACK_SIZ, shellStack);
+
+ // Do something logical here
+ // other than looping
while(1) {
- myled = 1;
- wait(0.2);
- myled = 0;
wait(0.2);
}
+
+ thread->terminate();
+ delete thread;
}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-rtos.lib Wed Apr 29 14:55:06 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed-rtos/#34292fba723c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-src.lib Wed Apr 29 14:55:06 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed-src/#0334fb94f264
--- a/mbed.bld Fri May 09 19:58:03 2014 +0300 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,1 +0,0 @@ -http://mbed.org/users/mbed_official/code/mbed/builds/ \ No newline at end of file