Listens for instructions over serial and controls some NeoPixels.
Dependencies: NeoStrip SerialDriver mbed-rtos mbed
main.cpp@6:795411948a6f, 2016-01-31 (annotated)
- Committer:
- rossng
- Date:
- Sun Jan 31 05:32:51 2016 +0000
- Revision:
- 6:795411948a6f
- Parent:
- 5:522612e4b18d
Initial public version
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
rossng | 0:0513e7187b87 | 1 | #include "mbed.h" |
rossng | 0:0513e7187b87 | 2 | #include "SerialDriver.h" |
rossng | 2:868c8a43e4b7 | 3 | #include "NeoStrip.h" |
rossng | 2:868c8a43e4b7 | 4 | #include "gt.h" |
rossng | 0:0513e7187b87 | 5 | |
rossng | 4:cea8cd2c44e4 | 6 | #define NUM_INDIVIDUALS 7 |
rossng | 4:cea8cd2c44e4 | 7 | #define NUM_RING 16 |
rossng | 4:cea8cd2c44e4 | 8 | #define NUM_GRID 40 |
rossng | 4:cea8cd2c44e4 | 9 | #define NUM_ROWS 5 |
rossng | 4:cea8cd2c44e4 | 10 | #define NUM_COLUMNS 8 |
rossng | 2:868c8a43e4b7 | 11 | |
rossng | 1:6feb61c0e4a1 | 12 | SerialDriver rpi(p9, p10); |
rossng | 1:6feb61c0e4a1 | 13 | SerialDriver pc(USBTX, USBRX); |
rossng | 5:522612e4b18d | 14 | DigitalOut led1(LED1); |
rossng | 5:522612e4b18d | 15 | DigitalOut led2(LED2); |
rossng | 5:522612e4b18d | 16 | DigitalOut led3(LED3); |
rossng | 5:522612e4b18d | 17 | DigitalOut led4(LED4); |
rossng | 4:cea8cd2c44e4 | 18 | NeoStrip strip(p18, NUM_INDIVIDUALS + NUM_RING + NUM_GRID); |
rossng | 4:cea8cd2c44e4 | 19 | Ticker t; |
rossng | 4:cea8cd2c44e4 | 20 | |
rossng | 5:522612e4b18d | 21 | enum Mode { spin, flat }; |
rossng | 5:522612e4b18d | 22 | Mode mode = spin; |
rossng | 5:522612e4b18d | 23 | |
rossng | 4:cea8cd2c44e4 | 24 | int ring_position = 0; |
rossng | 4:cea8cd2c44e4 | 25 | int grid_col = 0; |
rossng | 0:0513e7187b87 | 26 | |
rossng | 5:522612e4b18d | 27 | void set_leds(int to); |
rossng | 4:cea8cd2c44e4 | 28 | void set_pattern(NeoStrip strip, uint8_t r, uint8_t g, uint8_t b); |
rossng | 5:522612e4b18d | 29 | void spin_update(); |
rossng | 5:522612e4b18d | 30 | void flat_update(); |
rossng | 5:522612e4b18d | 31 | void set_mode(Mode m); |
rossng | 0:0513e7187b87 | 32 | |
rossng | 2:868c8a43e4b7 | 33 | int main() { |
rossng | 5:522612e4b18d | 34 | pc.baud(115200); |
rossng | 5:522612e4b18d | 35 | rpi.baud(115200); |
rossng | 4:cea8cd2c44e4 | 36 | pc.printf("MBED: startup\r\n"); |
rossng | 4:cea8cd2c44e4 | 37 | |
rossng | 5:522612e4b18d | 38 | //set_pattern(strip, 255, 255, 255); |
rossng | 5:522612e4b18d | 39 | |
rossng | 6:795411948a6f | 40 | set_mode(flat); |
rossng | 2:868c8a43e4b7 | 41 | |
rossng | 5:522612e4b18d | 42 | //char* line_buffer = (char*) malloc(100*sizeof(char)); |
rossng | 0:0513e7187b87 | 43 | |
rossng | 5:522612e4b18d | 44 | while (1) { |
rossng | 5:522612e4b18d | 45 | char c = rpi.getc(); |
rossng | 5:522612e4b18d | 46 | |
rossng | 5:522612e4b18d | 47 | while (c != '\x02') { |
rossng | 5:522612e4b18d | 48 | c = rpi.getc(); |
rossng | 5:522612e4b18d | 49 | } |
rossng | 5:522612e4b18d | 50 | |
rossng | 5:522612e4b18d | 51 | c = rpi.getc(); // get actual mode message |
rossng | 5:522612e4b18d | 52 | |
rossng | 6:795411948a6f | 53 | wait(0.1); |
rossng | 6:795411948a6f | 54 | rpi.putc('\x3A'); |
rossng | 5:522612e4b18d | 55 | pc.printf("MBED: sent ack after receiving %c\r\n", c); |
rossng | 5:522612e4b18d | 56 | |
rossng | 5:522612e4b18d | 57 | |
rossng | 5:522612e4b18d | 58 | switch (c) { |
rossng | 5:522612e4b18d | 59 | case 'a': |
rossng | 5:522612e4b18d | 60 | pc.printf("MBED: switching to spin mode\r\n"); |
rossng | 5:522612e4b18d | 61 | set_mode(spin); |
rossng | 5:522612e4b18d | 62 | break; |
rossng | 5:522612e4b18d | 63 | case 'b': |
rossng | 5:522612e4b18d | 64 | pc.printf("MBED: switching to flat mode\r\n"); |
rossng | 5:522612e4b18d | 65 | set_mode(flat); |
rossng | 5:522612e4b18d | 66 | break; |
rossng | 5:522612e4b18d | 67 | } |
rossng | 0:0513e7187b87 | 68 | } |
rossng | 0:0513e7187b87 | 69 | } |
rossng | 0:0513e7187b87 | 70 | |
rossng | 5:522612e4b18d | 71 | void set_mode(Mode m) { |
rossng | 5:522612e4b18d | 72 | mode = m; |
rossng | 5:522612e4b18d | 73 | |
rossng | 5:522612e4b18d | 74 | switch (mode) { |
rossng | 5:522612e4b18d | 75 | case spin: |
rossng | 5:522612e4b18d | 76 | t.detach(); |
rossng | 5:522612e4b18d | 77 | t.attach(&spin_update, 0.05); |
rossng | 5:522612e4b18d | 78 | break; |
rossng | 5:522612e4b18d | 79 | case flat: |
rossng | 5:522612e4b18d | 80 | t.detach(); |
rossng | 5:522612e4b18d | 81 | t.attach(&flat_update, 0.05); |
rossng | 5:522612e4b18d | 82 | break; |
rossng | 5:522612e4b18d | 83 | } |
rossng | 5:522612e4b18d | 84 | } |
rossng | 0:0513e7187b87 | 85 | |
rossng | 5:522612e4b18d | 86 | void set_leds(int to) { |
rossng | 5:522612e4b18d | 87 | led1 = led2 = led3 = led4 = to; |
rossng | 2:868c8a43e4b7 | 88 | } |
rossng | 2:868c8a43e4b7 | 89 | |
rossng | 4:cea8cd2c44e4 | 90 | void set_pattern(NeoStrip strip, uint8_t r, uint8_t g, uint8_t b) { |
rossng | 4:cea8cd2c44e4 | 91 | strip.setBrightness(0.05); |
rossng | 4:cea8cd2c44e4 | 92 | //strip.setPixels(0, N, gt_img); |
rossng | 4:cea8cd2c44e4 | 93 | for (int p = 0; p < 64; p++) { |
rossng | 4:cea8cd2c44e4 | 94 | strip.setPixel(p, r, g, b); |
rossng | 4:cea8cd2c44e4 | 95 | } |
rossng | 2:868c8a43e4b7 | 96 | strip.write(); |
rossng | 4:cea8cd2c44e4 | 97 | } |
rossng | 4:cea8cd2c44e4 | 98 | |
rossng | 5:522612e4b18d | 99 | void spin_update() { |
rossng | 4:cea8cd2c44e4 | 100 | strip.setBrightness(0.05); |
rossng | 4:cea8cd2c44e4 | 101 | // update ring |
rossng | 4:cea8cd2c44e4 | 102 | strip.setPixel(NUM_INDIVIDUALS + ring_position, 255, 255, 255); |
rossng | 4:cea8cd2c44e4 | 103 | ring_position = (ring_position + 1) % NUM_RING; |
rossng | 4:cea8cd2c44e4 | 104 | strip.setPixel(NUM_INDIVIDUALS + ring_position, 255, 0, 0); |
rossng | 4:cea8cd2c44e4 | 105 | |
rossng | 4:cea8cd2c44e4 | 106 | // update grid |
rossng | 4:cea8cd2c44e4 | 107 | for (int i = grid_col; i < NUM_GRID; i += NUM_COLUMNS) { |
rossng | 4:cea8cd2c44e4 | 108 | strip.setPixel(NUM_INDIVIDUALS + NUM_RING + i, 255, 255, 255); |
rossng | 4:cea8cd2c44e4 | 109 | } |
rossng | 4:cea8cd2c44e4 | 110 | grid_col = (grid_col + 1) % NUM_COLUMNS; |
rossng | 4:cea8cd2c44e4 | 111 | |
rossng | 4:cea8cd2c44e4 | 112 | for (int i = grid_col; i < NUM_GRID; i += NUM_COLUMNS) { |
rossng | 4:cea8cd2c44e4 | 113 | strip.setPixel(NUM_INDIVIDUALS + NUM_RING + i, 255, 0, 0); |
rossng | 4:cea8cd2c44e4 | 114 | } |
rossng | 4:cea8cd2c44e4 | 115 | |
rossng | 4:cea8cd2c44e4 | 116 | strip.write(); |
rossng | 5:522612e4b18d | 117 | } |
rossng | 5:522612e4b18d | 118 | |
rossng | 5:522612e4b18d | 119 | void flat_update() { |
rossng | 5:522612e4b18d | 120 | strip.setBrightness(0.05); |
rossng | 5:522612e4b18d | 121 | |
rossng | 5:522612e4b18d | 122 | for (int i = 0; i < NUM_INDIVIDUALS + NUM_RING + NUM_GRID; i++) { |
rossng | 5:522612e4b18d | 123 | strip.setPixel(i, 255, 0, 0); |
rossng | 5:522612e4b18d | 124 | } |
rossng | 5:522612e4b18d | 125 | |
rossng | 5:522612e4b18d | 126 | strip.write(); |
rossng | 0:0513e7187b87 | 127 | } |