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Connect 4 game using the NeoPixel Matrix 8x8 RGB LED and a 5-way Tactile Navigation Switch.
Dependencies: Matrix PinDetect mbed
Fork of 4180_Project_Finalcode by
main.cpp@4:37b7ed4aa26b, 2018-04-26 (annotated)
- Committer:
- Josahty
- Date:
- Thu Apr 26 03:20:45 2018 +0000
- Revision:
- 4:37b7ed4aa26b
- Parent:
- 2:1525f7ae330e
Updated comments and formatting
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Josahty | 4:37b7ed4aa26b | 1 | // ====================================================================== |
Josahty | 4:37b7ed4aa26b | 2 | // Program to create a Connect 4 game using a NeoPixel Matrix 8x8 RGB LED |
Josahty | 4:37b7ed4aa26b | 3 | // and a 5-way Tactile Navigation Switch. |
Josahty | 4:37b7ed4aa26b | 4 | // Ha Dao and Joseph Doughty |
Josahty | 4:37b7ed4aa26b | 5 | // April 25, 2018 |
Josahty | 4:37b7ed4aa26b | 6 | // Georgia Institute of Technology, ECE4011 Final Project |
Josahty | 4:37b7ed4aa26b | 7 | //======================================================================= |
Josahty | 4:37b7ed4aa26b | 8 | |
hdao9 | 0:f0807589902f | 9 | #include "mbed.h" |
hdao9 | 0:f0807589902f | 10 | #include "NeoStrip.h" |
hdao9 | 0:f0807589902f | 11 | #include "PinDetect.h" |
hdao9 | 1:85d63d7193e3 | 12 | #include "Matrix.h" |
hdao9 | 0:f0807589902f | 13 | |
hdao9 | 0:f0807589902f | 14 | #define N 64 |
hdao9 | 0:f0807589902f | 15 | |
Josahty | 4:37b7ed4aa26b | 16 | NeoStrip strip(p18, N); // 8x8 neopixel matrix with each "pixel" LED addressable by its index, which range from 0 to 63 |
Josahty | 4:37b7ed4aa26b | 17 | Matrix board(8,7); // the Connect Four game board is a 6x7 matrix, the NeoPixel matrix is 8x8, created an 8x7 matrix to keep track of moves |
hdao9 | 1:85d63d7193e3 | 18 | |
hdao9 | 0:f0807589902f | 19 | PinDetect right(p5); |
hdao9 | 0:f0807589902f | 20 | PinDetect left(p7); |
hdao9 | 0:f0807589902f | 21 | PinDetect center(p8); |
hdao9 | 0:f0807589902f | 22 | |
Josahty | 4:37b7ed4aa26b | 23 | int pos = 0; //c urrent position of LED in Neopixel index |
Josahty | 4:37b7ed4aa26b | 24 | int row = 0; |
hdao9 | 1:85d63d7193e3 | 25 | int col = 0; |
Josahty | 4:37b7ed4aa26b | 26 | int winmode = 0; //0 means the game hasn't yet been won, 1-4 are different ways to win |
hdao9 | 0:f0807589902f | 27 | |
Josahty | 4:37b7ed4aa26b | 28 | int red = 0xFF0000; // one player is red |
Josahty | 4:37b7ed4aa26b | 29 | int blue = 0x0000FF; // other player is blue |
Josahty | 4:37b7ed4aa26b | 30 | int color = red; // begin the game with the red player |
hdao9 | 1:85d63d7193e3 | 31 | int winningcolor = 0; |
hdao9 | 0:f0807589902f | 32 | |
Josahty | 4:37b7ed4aa26b | 33 | // clears the LED matrix by turning each one off |
Josahty | 4:37b7ed4aa26b | 34 | void alloff() |
hdao9 | 0:f0807589902f | 35 | { |
hdao9 | 0:f0807589902f | 36 | for (int i = 0; i < N; i++) |
hdao9 | 0:f0807589902f | 37 | strip.setPixel(i, 0, 0, 0); |
hdao9 | 0:f0807589902f | 38 | strip.write(); |
hdao9 | 0:f0807589902f | 39 | } |
hdao9 | 0:f0807589902f | 40 | |
Josahty | 4:37b7ed4aa26b | 41 | // converts row and column indexes of a matrix to the corresponding index of the NeoPixel |
Josahty | 4:37b7ed4aa26b | 42 | int matrix2index(int r, int c) |
hdao9 | 1:85d63d7193e3 | 43 | { |
hdao9 | 1:85d63d7193e3 | 44 | return (r-1)*8 + c - 1; |
hdao9 | 1:85d63d7193e3 | 45 | } |
hdao9 | 1:85d63d7193e3 | 46 | |
Josahty | 4:37b7ed4aa26b | 47 | // when the game is won, flashes the four LEDs corresponding to the winning move |
Josahty | 4:37b7ed4aa26b | 48 | // this will continue until the game is reset via the mbed reset button |
hdao9 | 1:85d63d7193e3 | 49 | void display_winner(int mode, int r, int c, int wincolor) |
hdao9 | 1:85d63d7193e3 | 50 | { |
hdao9 | 1:85d63d7193e3 | 51 | switch (mode) |
hdao9 | 1:85d63d7193e3 | 52 | { |
hdao9 | 1:85d63d7193e3 | 53 | case 1: |
hdao9 | 1:85d63d7193e3 | 54 | while (1) |
hdao9 | 1:85d63d7193e3 | 55 | { |
hdao9 | 1:85d63d7193e3 | 56 | strip.setPixel(matrix2index(r,c), wincolor); |
hdao9 | 1:85d63d7193e3 | 57 | strip.setPixel(matrix2index(r,c+1), wincolor); |
hdao9 | 1:85d63d7193e3 | 58 | strip.setPixel(matrix2index(r,c+2), wincolor); |
hdao9 | 1:85d63d7193e3 | 59 | strip.setPixel(matrix2index(r,c+3), wincolor); |
hdao9 | 1:85d63d7193e3 | 60 | strip.write(); |
hdao9 | 1:85d63d7193e3 | 61 | wait(0.2); |
hdao9 | 1:85d63d7193e3 | 62 | strip.setPixel(matrix2index(r,c), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 63 | strip.setPixel(matrix2index(r,c+1), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 64 | strip.setPixel(matrix2index(r,c+2), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 65 | strip.setPixel(matrix2index(r,c+3), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 66 | strip.write(); |
hdao9 | 1:85d63d7193e3 | 67 | wait(0.2); |
hdao9 | 1:85d63d7193e3 | 68 | } |
hdao9 | 1:85d63d7193e3 | 69 | case 2: |
hdao9 | 1:85d63d7193e3 | 70 | while (1) |
hdao9 | 1:85d63d7193e3 | 71 | { |
hdao9 | 1:85d63d7193e3 | 72 | strip.setPixel(matrix2index(r,c), wincolor); |
hdao9 | 1:85d63d7193e3 | 73 | strip.setPixel(matrix2index(r+1,c), wincolor); |
hdao9 | 1:85d63d7193e3 | 74 | strip.setPixel(matrix2index(r+2,c), wincolor); |
hdao9 | 1:85d63d7193e3 | 75 | strip.setPixel(matrix2index(r+3,c), wincolor); |
hdao9 | 1:85d63d7193e3 | 76 | strip.write(); |
hdao9 | 1:85d63d7193e3 | 77 | wait(0.2); |
hdao9 | 1:85d63d7193e3 | 78 | strip.setPixel(matrix2index(r,c), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 79 | strip.setPixel(matrix2index(r+1,c), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 80 | strip.setPixel(matrix2index(r+2,c), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 81 | strip.setPixel(matrix2index(r+3,c), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 82 | strip.write(); |
hdao9 | 1:85d63d7193e3 | 83 | wait(0.2); |
hdao9 | 1:85d63d7193e3 | 84 | } |
hdao9 | 1:85d63d7193e3 | 85 | case 3: |
hdao9 | 1:85d63d7193e3 | 86 | while (1) |
hdao9 | 1:85d63d7193e3 | 87 | { |
hdao9 | 1:85d63d7193e3 | 88 | strip.setPixel(matrix2index(r,c), wincolor); |
hdao9 | 1:85d63d7193e3 | 89 | strip.setPixel(matrix2index(r+1,c+1), wincolor); |
hdao9 | 1:85d63d7193e3 | 90 | strip.setPixel(matrix2index(r+2,c+2), wincolor); |
hdao9 | 1:85d63d7193e3 | 91 | strip.setPixel(matrix2index(r+3,c+3), wincolor); |
hdao9 | 1:85d63d7193e3 | 92 | strip.write(); |
hdao9 | 1:85d63d7193e3 | 93 | wait(0.2); |
hdao9 | 1:85d63d7193e3 | 94 | strip.setPixel(matrix2index(r,c), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 95 | strip.setPixel(matrix2index(r+1,c+1), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 96 | strip.setPixel(matrix2index(r+2,c+2), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 97 | strip.setPixel(matrix2index(r+3,c+3), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 98 | strip.write(); |
hdao9 | 1:85d63d7193e3 | 99 | wait(0.2); |
hdao9 | 1:85d63d7193e3 | 100 | } |
hdao9 | 1:85d63d7193e3 | 101 | case 4: |
hdao9 | 1:85d63d7193e3 | 102 | while (1) |
hdao9 | 1:85d63d7193e3 | 103 | { |
hdao9 | 1:85d63d7193e3 | 104 | strip.setPixel(matrix2index(r,c), wincolor); |
hdao9 | 1:85d63d7193e3 | 105 | strip.setPixel(matrix2index(r+1,c-1), wincolor); |
hdao9 | 1:85d63d7193e3 | 106 | strip.setPixel(matrix2index(r+2,c-2), wincolor); |
hdao9 | 1:85d63d7193e3 | 107 | strip.setPixel(matrix2index(r+3,c-3), wincolor); |
hdao9 | 1:85d63d7193e3 | 108 | strip.write(); |
hdao9 | 1:85d63d7193e3 | 109 | wait(0.2); |
hdao9 | 1:85d63d7193e3 | 110 | strip.setPixel(matrix2index(r,c), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 111 | strip.setPixel(matrix2index(r+1,c-1), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 112 | strip.setPixel(matrix2index(r+2,c-2), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 113 | strip.setPixel(matrix2index(r+3,c-3), 0, 0, 0); |
hdao9 | 1:85d63d7193e3 | 114 | strip.write(); |
hdao9 | 1:85d63d7193e3 | 115 | wait(0.2); |
hdao9 | 1:85d63d7193e3 | 116 | } |
hdao9 | 1:85d63d7193e3 | 117 | default: |
hdao9 | 1:85d63d7193e3 | 118 | break; |
hdao9 | 1:85d63d7193e3 | 119 | } |
hdao9 | 1:85d63d7193e3 | 120 | } |
hdao9 | 1:85d63d7193e3 | 121 | |
Josahty | 4:37b7ed4aa26b | 122 | // checks to see if the game has been won; a game is won if either player has |
Josahty | 4:37b7ed4aa26b | 123 | // four markers in a row horizontally, diagonally, or vertically |
hdao9 | 1:85d63d7193e3 | 124 | void check_winner() |
hdao9 | 1:85d63d7193e3 | 125 | { |
Josahty | 4:37b7ed4aa26b | 126 | //checks for four markers in a row |
hdao9 | 1:85d63d7193e3 | 127 | for (int r = 1; r < 9; r++) |
hdao9 | 1:85d63d7193e3 | 128 | { |
hdao9 | 1:85d63d7193e3 | 129 | for (int c = 1; c < 6; c++) |
hdao9 | 1:85d63d7193e3 | 130 | { |
hdao9 | 1:85d63d7193e3 | 131 | if (board.getNumber(r,c) != 0 && board.getNumber(r,c) == board.getNumber(r,c+1) && board.getNumber(r,c+1) == board.getNumber(r,c+2) && board.getNumber(r,c+2) == board.getNumber(r,c+3)) |
hdao9 | 1:85d63d7193e3 | 132 | {//have winner |
hdao9 | 1:85d63d7193e3 | 133 | row = r; col = c; winmode = 1; winningcolor = color; |
hdao9 | 2:1525f7ae330e | 134 | return; //avoid the uncessary of continue to check |
hdao9 | 1:85d63d7193e3 | 135 | } |
hdao9 | 1:85d63d7193e3 | 136 | } |
hdao9 | 1:85d63d7193e3 | 137 | } |
Josahty | 4:37b7ed4aa26b | 138 | //checks for four markers in a column |
hdao9 | 1:85d63d7193e3 | 139 | for (int c = 1; c < 9; c++) |
hdao9 | 1:85d63d7193e3 | 140 | { |
hdao9 | 1:85d63d7193e3 | 141 | for (int r = 1; r < 6; r++) |
hdao9 | 1:85d63d7193e3 | 142 | { |
hdao9 | 1:85d63d7193e3 | 143 | if (board.getNumber(r,c) != 0 && board.getNumber(r,c) == board.getNumber(r+1,c) && board.getNumber(r+1,c) == board.getNumber(r+2,c) && board.getNumber(r+2,c) == board.getNumber(r+3,c)) |
hdao9 | 1:85d63d7193e3 | 144 | {//have winner |
hdao9 | 1:85d63d7193e3 | 145 | row = r; col = c; winmode = 2; winningcolor = color; |
hdao9 | 2:1525f7ae330e | 146 | return; |
hdao9 | 1:85d63d7193e3 | 147 | } |
hdao9 | 1:85d63d7193e3 | 148 | } |
hdao9 | 1:85d63d7193e3 | 149 | } |
Josahty | 4:37b7ed4aa26b | 150 | //checks for four markers in a forward (right-leaning) diagonal |
hdao9 | 1:85d63d7193e3 | 151 | for (int r = 3; r < 6; r++) |
hdao9 | 1:85d63d7193e3 | 152 | { |
hdao9 | 1:85d63d7193e3 | 153 | for (int c = 1; c < 5; c++) |
hdao9 | 1:85d63d7193e3 | 154 | { |
hdao9 | 1:85d63d7193e3 | 155 | if (board.getNumber(r,c) != 0 && board.getNumber(r,c) == board.getNumber(r+1,c+1) && board.getNumber(r+1,c+1) == board.getNumber(r+2,c+2) && board.getNumber(r+2,c+2) == board.getNumber(r+3,c+3)) |
hdao9 | 2:1525f7ae330e | 156 | {//have winner |
hdao9 | 1:85d63d7193e3 | 157 | row = r; col = c; winmode = 3; winningcolor = color; |
hdao9 | 2:1525f7ae330e | 158 | return; |
hdao9 | 1:85d63d7193e3 | 159 | } |
hdao9 | 1:85d63d7193e3 | 160 | } |
hdao9 | 1:85d63d7193e3 | 161 | } |
Josahty | 4:37b7ed4aa26b | 162 | //checks for four markers in a reverse (left-leaning) diagonal |
hdao9 | 1:85d63d7193e3 | 163 | for (int r = 3; r < 6; r++) |
hdao9 | 1:85d63d7193e3 | 164 | { |
hdao9 | 1:85d63d7193e3 | 165 | for (int c = 4; c < 8; c++) |
hdao9 | 1:85d63d7193e3 | 166 | { |
hdao9 | 1:85d63d7193e3 | 167 | if (board.getNumber(r,c) != 0 && board.getNumber(r,c) == board.getNumber(r+1,c-1) && board.getNumber(r+1,c-1) == board.getNumber(r+2,c-2) && board.getNumber(r+2,c-2) == board.getNumber(r+3,c-3)) |
hdao9 | 2:1525f7ae330e | 168 | {//have winner |
hdao9 | 1:85d63d7193e3 | 169 | row = r; col = c; winmode = 4; winningcolor = color; |
hdao9 | 2:1525f7ae330e | 170 | return; |
hdao9 | 1:85d63d7193e3 | 171 | } |
hdao9 | 1:85d63d7193e3 | 172 | } |
hdao9 | 1:85d63d7193e3 | 173 | } |
hdao9 | 1:85d63d7193e3 | 174 | } |
hdao9 | 1:85d63d7193e3 | 175 | |
Josahty | 4:37b7ed4aa26b | 176 | // move the player marker to the right |
Josahty | 4:37b7ed4aa26b | 177 | void right_hit_callback (void) { |
Josahty | 4:37b7ed4aa26b | 178 | strip.setPixel(pos, 0, 0, 0); // turn off the current LED |
Josahty | 4:37b7ed4aa26b | 179 | if (pos < 6) pos = pos + 1; // only move to the right if not at "screen" edge |
hdao9 | 0:f0807589902f | 180 | } |
hdao9 | 0:f0807589902f | 181 | |
Josahty | 4:37b7ed4aa26b | 182 | // move the player marker to the left |
Josahty | 4:37b7ed4aa26b | 183 | void left_hit_callback (void) { |
Josahty | 4:37b7ed4aa26b | 184 | strip.setPixel(pos, 0, 0, 0); // turn off the current LED |
Josahty | 4:37b7ed4aa26b | 185 | if (pos > 0) pos = pos - 1; // only move to the left if not at "screen" edge |
Josahty | 4:37b7ed4aa26b | 186 | } |
Josahty | 4:37b7ed4aa26b | 187 | |
Josahty | 4:37b7ed4aa26b | 188 | // drop the player marker straight down the current column |
Josahty | 4:37b7ed4aa26b | 189 | void center_hit_callback (void) { |
Josahty | 4:37b7ed4aa26b | 190 | strip.setPixel(pos, 0, 0, 0); // turn off the current LED |
Josahty | 4:37b7ed4aa26b | 191 | // show marker at lowest unoccupied position in the selected column |
hdao9 | 0:f0807589902f | 192 | col = pos + 1; |
hdao9 | 1:85d63d7193e3 | 193 | for(row = 8; row > 1; row-- ) |
hdao9 | 0:f0807589902f | 194 | { |
Josahty | 4:37b7ed4aa26b | 195 | if (board.getNumber(row,col) == 0) break; // break upon finding lowest unoccupied position |
hdao9 | 0:f0807589902f | 196 | } |
hdao9 | 2:1525f7ae330e | 197 | //convert to neopixel index to turn of that neopixel, but only if not all rows in 6x7 board are occupied |
hdao9 | 1:85d63d7193e3 | 198 | if (row > 2) strip.setPixel(matrix2index(row,col), color); |
hdao9 | 1:85d63d7193e3 | 199 | else return; |
Josahty | 4:37b7ed4aa26b | 200 | |
Josahty | 4:37b7ed4aa26b | 201 | if (color == red) // if it's red player's turn, |
hdao9 | 1:85d63d7193e3 | 202 | { |
Josahty | 4:37b7ed4aa26b | 203 | board.add( row, col, 1.0); // update matrix to have a matrix to check winner |
Josahty | 4:37b7ed4aa26b | 204 | check_winner(); // check board state to see if the game has been won |
Josahty | 4:37b7ed4aa26b | 205 | color = blue; // switch to the blue player |
hdao9 | 1:85d63d7193e3 | 206 | } |
Josahty | 4:37b7ed4aa26b | 207 | else // else, if it's blue player's turn, |
hdao9 | 1:85d63d7193e3 | 208 | { |
Josahty | 4:37b7ed4aa26b | 209 | board.add( row, col, 2.0); // update matrix to have a matrix to check winner |
Josahty | 4:37b7ed4aa26b | 210 | check_winner(); // check board state to see if the game has been won |
Josahty | 4:37b7ed4aa26b | 211 | color = red; // switch to the red player |
hdao9 | 2:1525f7ae330e | 212 | } |
hdao9 | 0:f0807589902f | 213 | } |
hdao9 | 0:f0807589902f | 214 | |
hdao9 | 2:1525f7ae330e | 215 | int main() { |
Josahty | 4:37b7ed4aa26b | 216 | // initialize the matrix to 0 so that all rows and columns are unoccupied |
hdao9 | 2:1525f7ae330e | 217 | board << 0 << 0 << 0 << 0 << 0 << 0 << 0 |
hdao9 | 1:85d63d7193e3 | 218 | << 0 << 0 << 0 << 0 << 0 << 0 << 0 |
hdao9 | 1:85d63d7193e3 | 219 | << 0 << 0 << 0 << 0 << 0 << 0 << 0 |
hdao9 | 1:85d63d7193e3 | 220 | << 0 << 0 << 0 << 0 << 0 << 0 << 0 |
hdao9 | 1:85d63d7193e3 | 221 | << 0 << 0 << 0 << 0 << 0 << 0 << 0 |
hdao9 | 1:85d63d7193e3 | 222 | << 0 << 0 << 0 << 0 << 0 << 0 << 0 |
hdao9 | 1:85d63d7193e3 | 223 | << 0 << 0 << 0 << 0 << 0 << 0 << 0 |
hdao9 | 1:85d63d7193e3 | 224 | << 0 << 0 << 0 << 0 << 0 << 0 << 0; |
hdao9 | 1:85d63d7193e3 | 225 | |
Josahty | 4:37b7ed4aa26b | 226 | // use internal pullups for pushbutton |
hdao9 | 0:f0807589902f | 227 | right.mode(PullUp); |
hdao9 | 0:f0807589902f | 228 | left.mode(PullUp); |
Josahty | 4:37b7ed4aa26b | 229 | center.mode(PullUp); |
Josahty | 4:37b7ed4aa26b | 230 | |
Josahty | 4:37b7ed4aa26b | 231 | // delay for initial pullup to take effect |
hdao9 | 0:f0807589902f | 232 | wait(.05); |
Josahty | 4:37b7ed4aa26b | 233 | |
Josahty | 4:37b7ed4aa26b | 234 | // setup interrupt callback functions for a pb hit |
Josahty | 4:37b7ed4aa26b | 235 | right.attach_deasserted(&right_hit_callback); // used to move player marker |
Josahty | 4:37b7ed4aa26b | 236 | left.attach_deasserted(&left_hit_callback); // used to move player marker |
Josahty | 4:37b7ed4aa26b | 237 | center.attach_deasserted(¢er_hit_callback); // used to drop player marker |
Josahty | 4:37b7ed4aa26b | 238 | |
Josahty | 4:37b7ed4aa26b | 239 | // start sampling inputs using interrupts |
hdao9 | 0:f0807589902f | 240 | right.setSampleFrequency(); |
hdao9 | 0:f0807589902f | 241 | left.setSampleFrequency(); |
hdao9 | 0:f0807589902f | 242 | center.setSampleFrequency(); |
hdao9 | 0:f0807589902f | 243 | wait(.01); |
hdao9 | 0:f0807589902f | 244 | |
Josahty | 4:37b7ed4aa26b | 245 | float bright = 0.2; // 20% brightness is plenty for indoor visibility |
hdao9 | 0:f0807589902f | 246 | strip.setBrightness(bright); // set default brightness |
Josahty | 4:37b7ed4aa26b | 247 | alloff(); // initialize all of the NeoPixel LEDs to be off |
hdao9 | 0:f0807589902f | 248 | |
hdao9 | 2:1525f7ae330e | 249 | while(1) |
hdao9 | 0:f0807589902f | 250 | { |
Josahty | 4:37b7ed4aa26b | 251 | // if the game has been won, display the winning move |
hdao9 | 1:85d63d7193e3 | 252 | display_winner(winmode,row,col,winningcolor); |
Josahty | 4:37b7ed4aa26b | 253 | |
Josahty | 4:37b7ed4aa26b | 254 | // flash the LED corresponding to the currently selected player marker location |
hdao9 | 0:f0807589902f | 255 | strip.setPixel(pos, color); |
hdao9 | 0:f0807589902f | 256 | strip.write(); |
hdao9 | 0:f0807589902f | 257 | wait(0.2); |
hdao9 | 0:f0807589902f | 258 | strip.setPixel(pos, 0, 0, 0); |
hdao9 | 0:f0807589902f | 259 | strip.write(); |
hdao9 | 0:f0807589902f | 260 | wait(0.2); |
hdao9 | 2:1525f7ae330e | 261 | } |
hdao9 | 0:f0807589902f | 262 | } |