Felipe Neves
ftf connect lab1
Dependencies: PCAL955x ST7567 SoftPWM
Revision 0:b69f739ab07a, committed 2016-11-04
- Comitter:
- uLipe
- Date:
- Fri Nov 04 23:59:00 2016 +0000
- Commit message:
- first working version
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/.gitignore Fri Nov 04 23:59:00 2016 +0000 @@ -0,0 +1,4 @@ +.build +.mbed +projectfiles +*.py*
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/PCAL955x.lib Fri Nov 04 23:59:00 2016 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/users/nxp_ip/code/PCAL955x/#fd7cfa821b6a
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/README.md Fri Nov 04 23:59:00 2016 +0000 @@ -0,0 +1,89 @@ +# Getting started with Blinky on mbed OS + +This is a very simple guide, reviewing 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). + +## Get 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` specifying 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 should get 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. + +You should see the LED of your platform turning on and off. + +Congratulations if you managed to complete this test! + +## 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 greater than `0.8.9` + + ``` + mbed --version + ``` + + If not, you can update it easily: + + ``` + 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 32KB restriction on code size.
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ST7567.lib Fri Nov 04 23:59:00 2016 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/users/MACRUM/code/ST7567/#743aff4786ba
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SoftPWM.lib Fri Nov 04 23:59:00 2016 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/users/komaida424/code/SoftPWM/#7918ce37626c
Binary file img/uvision.png has changed
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Fri Nov 04 23:59:00 2016 +0000
@@ -0,0 +1,157 @@
+/**
+ * @brief NXP FTF LAB1 - measure analog input, control LEDS an prints on GLCD
+ */
+
+
+#include "mbed.h"
+#include "ST7567.h"
+#include "AnalogIn.h"
+#include "PwmOut.h"
+#include "PCAL9555.h"
+#include "SoftPWM.h"
+
+/* LCD screen dimensions */
+#define LCD_HEIGHT 64
+#define LCD_WIDTH 128
+
+/* LCD font dimensions */
+#define FONT_HEIGHT 10
+#define FONT_WIDTH 5
+
+/* Joystick keys mask */
+#define JOY_UP_MASK 0x10
+#define JOY_DO_MASK 0x01
+#define JOY_EN_MASK 0x02
+
+
+/** Instance a on board GLCD object */
+ ST7567 glcd(D11, D13, D12, D9, D10);
+
+/** Instance a Io expander class */
+PCAL9555 joy_input(SDA, SCL);
+GpioBusIn joy_bus(joy_input,X0_0, X0_1, X0_2, X0_3, X0_4);
+
+
+/** Instance three PWM Objects */
+SoftPWM led_red(LED1);
+SoftPWM led_grn(LED2);
+SoftPWM led_blu(LED3);
+
+/** Instance a Analog Input */
+AnalogIn potentiometer(A3);
+
+/* screen messages */
+const char msg[] = {"Welcome to NXP FTF !\0"};
+const char led_r_msg[] = {"Led red value:\0"};
+const char led_b_msg[] = {"Led blu value:\0"};
+const char led_g_msg[] = {"Led grn value:\0"};
+
+
+
+/**
+ * @brief main application loop
+ */
+int main(void)
+{
+ int current_cursor = 0, prev_cursor =0;
+ bool enter_pressed = false;
+
+ /* setup our on-board glcd */
+ glcd.set_contrast(0x35);
+ glcd.cls();
+
+ /* Center the LCD cursor based on message size*/
+ glcd.locate(LCD_WIDTH - (sizeof(msg) * FONT_WIDTH),
+ (LCD_HEIGHT - FONT_HEIGHT) / 2);
+
+ /* prints a welcome message */
+ glcd.printf(msg);
+ Thread::wait(2000);
+ glcd.cls();
+
+ /* prints the initial screen */
+ glcd.locate(3*FONT_WIDTH, FONT_HEIGHT * 2);
+ glcd.printf(led_r_msg);
+ glcd.locate(3*FONT_WIDTH, FONT_HEIGHT * 3);
+ glcd.printf(led_g_msg);
+ glcd.locate(3*FONT_WIDTH, FONT_HEIGHT * 4);
+ glcd.printf(led_b_msg);
+
+
+ /* put all pwms to a known value at 1KHz period */
+
+ led_red.period_ms(1);
+ led_red.pulsewidth_us(1000);
+ led_grn.period_ms(1);
+ led_grn.pulsewidth_us(1000);
+ led_blu.period_ms(1);
+ led_blu.pulsewidth_us(1000);
+
+
+ /* run the main loop at 200ms period */
+ for(;;Thread::wait(200)) {
+
+ /* read the joystick status */
+ int keys = joy_bus.read();
+ if((keys & JOY_DO_MASK) == 0) {
+ /* navigate downward */
+ current_cursor = (current_cursor + 1) % 3;
+ } else if ((keys & JOY_UP_MASK) == 0) {
+ /* navigate upward */
+ current_cursor--;
+ if(current_cursor < 0) current_cursor = 2;
+ } else if ((keys & JOY_EN_MASK) == 0) {
+
+ /* catch the enter pressed */
+ enter_pressed = true;
+ }
+
+ if(current_cursor != prev_cursor) {
+ /* joystick action ocurred */
+
+ /* erase previous selection */
+ glcd.locate(0, FONT_HEIGHT * (2+prev_cursor));
+ glcd.printf(" ");
+
+ /* update for next action */
+ prev_cursor = current_cursor;
+ enter_pressed = false;
+ }
+
+
+ /* move the arrow between options */
+ glcd.locate(0, FONT_HEIGHT * (2+current_cursor));
+ glcd.printf("->");
+
+ if(enter_pressed != false) {
+ /* enter pressed, allow editing the field */
+ glcd.locate((sizeof(led_r_msg) + 3) * FONT_WIDTH,
+ FONT_HEIGHT * (2+current_cursor));
+ glcd.printf("%5d", potentiometer.read_u16());
+
+ switch(current_cursor) {
+ case 0:{
+ /* update the led duty cicle */
+ int duty = (potentiometer.read_u16() * 1000)/65535;
+ led_red.pulsewidth_us(1000 - duty);
+ }
+ break;
+
+ case 1:{
+ /* update the led duty cicle */
+ int duty = (potentiometer.read_u16() * 1000)/65535;
+ led_blu.pulsewidth_us(1000 - duty);
+ }
+ break;
+
+ case 2:{
+ /* update the led duty cicle */
+ int duty = (potentiometer.read_u16() * 1000)/65535;
+ led_grn.pulsewidth_us(1000 - duty);
+ }
+ break;
+ }
+ }
+
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-os.lib Fri Nov 04 23:59:00 2016 +0000 @@ -0,0 +1,1 @@ +https://github.com/ARMmbed/mbed-os/#a6f3fd1a60d5df59246d7caf3f108c4d34e1808e