Michael Hewitt / Mbed 2 deprecated microbit_serialDisplay

to verify the position of the LEDs

Dependencies:   mbed

This is an attempt to address all the 25 LEDs. This has been done but only on rows. I need to arrange the column calls in some form of array which can be indexed.

main.cpp@8:7a49220aaa22, 2019-10-22 (annotated)

Committer:
matrixmike
Date:
Tue Oct 22 11:25:52 2019 +0000
Revision:
8:7a49220aaa22
Parent:
7:0f62c513f003
Child:
9:bf2d151b3b6e
added array and assoc for loop - but ineffective

Who changed what in which revision?

UserRevisionLine numberNew contents of line
matrixmike 0:699a0e5dc3ab 1 #include "mbed.h"
matrixmike 0:699a0e5dc3ab 2 /*
matrixmike 0:699a0e5dc3ab 3 * All the LEDs on the micro:bit are part of the LED Matrix,
matrixmike 0:699a0e5dc3ab 4 * In order to get simple blinking behaviour, we set column 0
matrixmike 0:699a0e5dc3ab 5 * to be permanently at ground. If you want to use the LEDs as
matrixmike 0:699a0e5dc3ab 6 * a screen, there is a display driver in the micro:bit 'DAL',
matrixmike 0:699a0e5dc3ab 7 */
matrixmike 0:699a0e5dc3ab 8 // 21 Oct 2019
matrixmike 8:7a49220aaa22 9 /*int seq[5] = {P0_15,P0_13,P0_14,P0_11};
matrixmike 2:71c7441b477a 10 void myLedBlink(int led)
matrixmike 2:71c7441b477a 11 {
matrixmike 2:71c7441b477a 12 led = 1;
matrixmike 2:71c7441b477a 13 wait(0.2);
matrixmike 2:71c7441b477a 14 led = 0;
matrixmike 2:71c7441b477a 15 wait(0.2);
matrixmike 2:71c7441b477a 16 }
matrixmike 8:7a49220aaa22 17 */
matrixmike 3:c6d14249d784 18 // https://www.iot-programmer.com/index.php/books/27-micro-bit-iot-in-c/chapters-micro-bit-iot-in-c/54-micro-bit-iot-in-c-the-led-display
matrixmike 4:0dc3e04090ab 19 DigitalOut col1(P0_4,0);
matrixmike 4:0dc3e04090ab 20 DigitalOut col2(P0_5,0);
matrixmike 3:c6d14249d784 21 DigitalOut col3(P0_6,0);
matrixmike 4:0dc3e04090ab 22 DigitalOut col4(P0_7,0);
matrixmike 4:0dc3e04090ab 23 DigitalOut col5(P0_8,0);
matrixmike 4:0dc3e04090ab 24 DigitalOut col6(P0_9,0);
matrixmike 4:0dc3e04090ab 25 DigitalOut col7(P0_10,0);
matrixmike 4:0dc3e04090ab 26 DigitalOut col8(P0_11,0);
matrixmike 4:0dc3e04090ab 27 DigitalOut col9(P0_12,0);
matroxmike 7:0f62c513f003 28 //DigitalOut row3(P0_15); // something
matrixmike 4:0dc3e04090ab 29
matroxmike 7:0f62c513f003 30 DigitalOut row1(P0_13); // something
matroxmike 7:0f62c513f003 31 DigitalOut row2(P0_14); // guessing the layout of the LEDs ATM
matroxmike 7:0f62c513f003 32 DigitalOut row3(P0_15); // something
matrixmike 8:7a49220aaa22 33 typedef int (*IntFunctionWithOneParameter) (int a);
matrixmike 8:7a49220aaa22 34
matrixmike 8:7a49220aaa22 35 int function(int a)
matrixmike 8:7a49220aaa22 36 {
matrixmike 8:7a49220aaa22 37 return a;
matrixmike 8:7a49220aaa22 38 }
matrixmike 8:7a49220aaa22 39 int functionTimesTwo(int a)
matrixmike 8:7a49220aaa22 40 {
matrixmike 8:7a49220aaa22 41 return a*2;
matrixmike 8:7a49220aaa22 42 }
matrixmike 8:7a49220aaa22 43 int functionDivideByTwo(int a)
matrixmike 8:7a49220aaa22 44 {
matrixmike 8:7a49220aaa22 45 return a/2;
matrixmike 8:7a49220aaa22 46 }
matrixmike 8:7a49220aaa22 47
matrixmike 0:699a0e5dc3ab 48 int main()
matrixmike 0:699a0e5dc3ab 49 {
matrixmike 8:7a49220aaa22 50 IntFunctionWithOneParameter functions[] = {
matrixmike 8:7a49220aaa22 51 function,
matrixmike 8:7a49220aaa22 52 functionTimesTwo,
matrixmike 8:7a49220aaa22 53 functionDivideByTwo,
matrixmike 8:7a49220aaa22 54 // row1
matrixmike 8:7a49220aaa22 55 // row1(P0_13) row1(P0_13)
matrixmike 8:7a49220aaa22 56 };
matrixmike 8:7a49220aaa22 57
matrixmike 8:7a49220aaa22 58 for(int i = 0; i < 3; ++i) {
matrixmike 8:7a49220aaa22 59 // cout << functions[i](8) << endl;
matrixmike 8:7a49220aaa22 60 functions[i](8);
matrixmike 8:7a49220aaa22 61 }
matrixmike 0:699a0e5dc3ab 62 while(1) {
matrixmike 4:0dc3e04090ab 63 // for (int cv = 0; cv < 4 ; cv++) {
matrixmike 4:0dc3e04090ab 64 // myLedBlink(seq[cv]);
matrixmike 4:0dc3e04090ab 65 // }
matroxmike 7:0f62c513f003 66
matroxmike 7:0f62c513f003 67 row3 = 1;
matrixmike 0:699a0e5dc3ab 68 wait(0.2);
matroxmike 7:0f62c513f003 69 row3 = 0;
matrixmike 0:699a0e5dc3ab 70 wait(0.2);
matrixmike 6:83feebd43ec8 71 // **
matroxmike 7:0f62c513f003 72 row2 = 1;
matrixmike 5:7881d6e0732f 73 wait(0.2);
matroxmike 7:0f62c513f003 74 row2 = 0;
matrixmike 5:7881d6e0732f 75 wait(0.2);
matrixmike 6:83feebd43ec8 76 // **
matroxmike 7:0f62c513f003 77 row1 = 1;
matrixmike 6:83feebd43ec8 78 wait(0.2);
matroxmike 7:0f62c513f003 79 row1 = 0;
matrixmike 6:83feebd43ec8 80 wait(0.2);
matrixmike 6:83feebd43ec8 81 // **
matrixmike 2:71c7441b477a 82 //}
matrixmike 2:71c7441b477a 83 // for (int cv = 0; cv < 3 ; cv++) {
matrixmike 2:71c7441b477a 84 // myLedBlink(cv);
matrixmike 2:71c7441b477a 85 // }
matrixmike 0:699a0e5dc3ab 86 }
matroxmike 7:0f62c513f003 87 }