University of Plymouth - Stages 1, 2 and 3
/
Task690solution-mbed-os-FZ429ZI_
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Dependencies: BMP280 ELEC350-Practicals-FZ429 BME280
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Task690solution-mbed-os-FZ429ZI_
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University of Plymouth - Stages 1, 2 and 3
Revision 2:fad34c30dcc4, committed 2017-11-22
- Comitter:
- noutram
- Date:
- Wed Nov 22 15:18:28 2017 +0000
- Parent:
- 1:d3ed3e830dd1
- Child:
- 3:22e5460a8b42
- Commit message:
- Demo of the SD card reader
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ELEC350-Practicals-FZ429.lib Wed Nov 22 15:18:28 2017 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/teams/University-of-Plymouth-Stage-2-and-3/code/ELEC350-Practicals-FZ429/#d884f14069c6
--- a/README.md Fri Oct 20 11:30:34 2017 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,87 +0,0 @@ -# Getting started with Blinky on mbed OS - -This guide reviews the steps required to get Blinky working on an mbed OS platform. - -Please install [mbed CLI](https://github.com/ARMmbed/mbed-cli#installing-mbed-cli). - -## Import the example application - -From the command-line, import the example: - -``` -mbed import mbed-os-example-blinky -cd mbed-os-example-blinky -``` - -### Now compile - -Invoke `mbed compile`, and specify the name of your platform and your favorite toolchain (`GCC_ARM`, `ARM`, `IAR`). For example, for the ARM Compiler 5: - -``` -mbed compile -m K64F -t ARM -``` - -Your PC may take a few minutes to compile your code. At the end, you see the following result: - -``` -[snip] -+----------------------------+-------+-------+------+ -| Module | .text | .data | .bss | -+----------------------------+-------+-------+------+ -| Misc | 13939 | 24 | 1372 | -| core/hal | 16993 | 96 | 296 | -| core/rtos | 7384 | 92 | 4204 | -| features/FEATURE_IPV4 | 80 | 0 | 176 | -| frameworks/greentea-client | 1830 | 60 | 44 | -| frameworks/utest | 2392 | 512 | 292 | -| Subtotals | 42618 | 784 | 6384 | -+----------------------------+-------+-------+------+ -Allocated Heap: unknown -Allocated Stack: unknown -Total Static RAM memory (data + bss): 7168 bytes -Total RAM memory (data + bss + heap + stack): 7168 bytes -Total Flash memory (text + data + misc): 43402 bytes -Image: .\.build\K64F\ARM\mbed-os-example-blinky.bin -``` - -### Program your board - -1. Connect your mbed device to the computer over USB. -1. Copy the binary file to the mbed device. -1. Press the reset button to start the program. - -The LED on your platform turns on and off. - -## Export the project to Keil MDK, and debug your application - -From the command-line, run the following command: - -``` -mbed export -m K64F -i uvision -``` - -To debug the application: - -1. Start uVision. -1. Import the uVision project generated earlier. -1. Compile your application, and generate an `.axf` file. -1. Make sure uVision is configured to debug over CMSIS-DAP (From the Project menu > Options for Target '...' > Debug tab > Use CMSIS-DAP Debugger). -1. Set breakpoints, and start a debug session. - - - -## Troubleshooting - -1. Make sure `mbed-cli` is working correctly and its version is `>1.0.0` - - ``` - mbed --version - ``` - - If not, you can update it: - - ``` - pip install mbed-cli --upgrade - ``` - -2. If using Keil MDK, make sure you have a license installed. [MDK-Lite](http://www.keil.com/arm/mdk.asp) has a 32 KB restriction on code size. \ No newline at end of file
--- a/SDBlockDevice.lib Fri Oct 20 11:30:34 2017 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,1 +0,0 @@ -https://os.mbed.com/teams/Plymouth-University-UK-SoCEM-Staff/code/SDBlockDevice/#ff16730e37c0
--- a/main.cpp Fri Oct 20 11:30:34 2017 +0000
+++ b/main.cpp Wed Nov 22 15:18:28 2017 +0000
@@ -3,39 +3,79 @@
#include "mbed.h"
#include "SDBlockDevice.h"
#include "FATFileSystem.h"
+ #include "sample_hardware.hpp"
+ //SD Card Object
SDBlockDevice sd(D11, D12, D13, D10); // mosi, miso, sclk, cs
uint8_t block[512] = "Hello World!\n";
int main()
{
- printf("Initialise and write to a file\n");
+ //POWER ON SELF TEST
+ post();
+
+ printf("Initialise\n");
//FileSystemLike(*sd);
-
// call the SDBlockDevice instance initialisation method.
- if ( 0 != sd.init()) {
+ if ( sd.init() != 0) {
printf("Init failed \n");
- return -1;
- }
- //FileSystemLike(*sd);
+ errorCode(FATAL);
+ }
+ //Create a filing system for SD Card
FATFileSystem fs("sd", &sd);
-
- FILE *fp = fopen("/sd/test.txt","w");
- if(fp == NULL) {
+ // *************
+ // Open to WRITE
+ // *************
+ printf("Write to a file\n");
+ FILE* fp = fopen("/sd/test.txt","w");
+ //Check file handle (stream)
+ if (fp == NULL) {
error("Could not open file for write\n");
+ errorCode(FATAL);
}
//Put some text in the file...
- fprintf(fp, "Martin Says Hi! One for the good guys\n");
+ fprintf(fp, "Welcome to ELEC350\n");
+
+ //Close the file
+ fclose(fp);
- //Tidy up here
+ // ************
+ // Open to READ
+ // ************
+ printf("Read a file\n");
+ fp = fopen("/sd/test.txt","r");
+ if (fp == NULL) {
+ error("Could not open file for read\n");
+ errorCode(FATAL);
+ }
+
+ //Read in three strings
+ char s1[64], s2[64], s3[64];
+ fscanf(fp, "%s %s %s", s1,s2,s3);
+ //To read a whole line, use: fgets(s1, sizeof(s1), fp);
+ printf("READ BACK: %s %s %s\n", s1, s2, s3);
+
+ //Close File
fclose(fp);
+
+ //Close down
sd.deinit();
printf("All done...\n");
+ errorCode(OK);
+ //Flash to indicate goodness
+ while(true) {
+ greenLED = 1;
+ wait(0.5);
+ greenLED = 0;
+ wait(0.1);
+ }
+}
+
/*
printf("sd size: %llu\n", sd.size());
printf("sd read size: %llu\n", sd.get_read_size());
@@ -63,5 +103,4 @@
// call the SDBlockDevice instance de-initialisation method.
sd.deinit();
- */
-}
\ No newline at end of file
+ */
\ No newline at end of file
--- a/mbed-os.lib Fri Oct 20 11:30:34 2017 +0000 +++ b/mbed-os.lib Wed Nov 22 15:18:28 2017 +0000 @@ -1,1 +1,1 @@ -https://github.com/ARMmbed/mbed-os/#6e0d01cd13e8aca7bf4d697c3699ec9225386881 +https://github.com/ARMmbed/mbed-os/#34b61d1612aaec2e5d61a8a43c9764bc2fe8aac0
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/sd-driver.lib Wed Nov 22 15:18:28 2017 +0000 @@ -0,0 +1,1 @@ +https://github.com/ARMmbed/sd-driver/#ae7e7440054c9447f8255bdccbcc523b3f6dffe4