Jeffery Hurley / Mbed OS Asteroids

Simple starter skeleton for asteroids video game.

Dependencies:   PinDetect

uLCD_4DGL_Media.cpp@0:0c450cb95a1e, 2019-02-21 (annotated)

Committer:
jhurley31
Date:
Thu Feb 21 17:44:23 2019 +0000
Revision:
0:0c450cb95a1e
Starting the buzzman project

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jhurley31 0:0c450cb95a1e 1 //
jhurley31 0:0c450cb95a1e 2 // uLCD_4DGL is a class to drive 4D Systems LCD screens
jhurley31 0:0c450cb95a1e 3 //
jhurley31 0:0c450cb95a1e 4 // Copyright (C) <2010> Stephane ROCHON <stephane.rochon at free.fr>
jhurley31 0:0c450cb95a1e 5 // Modifed for Goldelox processor <2013> Jim Hamblen
jhurley31 0:0c450cb95a1e 6 //
jhurley31 0:0c450cb95a1e 7 // uLCD_4DGL is free software: you can redistribute it and/or modify
jhurley31 0:0c450cb95a1e 8 // it under the terms of the GNU General Public License as published by
jhurley31 0:0c450cb95a1e 9 // the Free Software Foundation, either version 3 of the License, or
jhurley31 0:0c450cb95a1e 10 // (at your option) any later version.
jhurley31 0:0c450cb95a1e 11 //
jhurley31 0:0c450cb95a1e 12 // uLCD_4DGL is distributed in the hope that it will be useful,
jhurley31 0:0c450cb95a1e 13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
jhurley31 0:0c450cb95a1e 14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
jhurley31 0:0c450cb95a1e 15 // GNU General Public License for more details.
jhurley31 0:0c450cb95a1e 16 //
jhurley31 0:0c450cb95a1e 17 // You should have received a copy of the GNU General Public License
jhurley31 0:0c450cb95a1e 18 // along with uLCD_4DGL. If not, see <http://www.gnu.org/licenses/>.
jhurley31 0:0c450cb95a1e 19
jhurley31 0:0c450cb95a1e 20 #include "mbed.h"
jhurley31 0:0c450cb95a1e 21 #include "uLCD_4DGL.h"
jhurley31 0:0c450cb95a1e 22
jhurley31 0:0c450cb95a1e 23
jhurley31 0:0c450cb95a1e 24 //Media Commands
jhurley31 0:0c450cb95a1e 25
jhurley31 0:0c450cb95a1e 26 //******************************************************************************************************
jhurley31 0:0c450cb95a1e 27 int uLCD_4DGL :: media_init()
jhurley31 0:0c450cb95a1e 28 {
jhurley31 0:0c450cb95a1e 29 int resp = 0;
jhurley31 0:0c450cb95a1e 30 char command[1] = "";
jhurley31 0:0c450cb95a1e 31 command[0] = MINIT;
jhurley31 0:0c450cb95a1e 32 writeCOMMAND(command, 1);
jhurley31 0:0c450cb95a1e 33 while (!_cmd.readable()) wait_ms(TEMPO); // wait for screen answer
jhurley31 0:0c450cb95a1e 34 if (_cmd.readable()) {
jhurley31 0:0c450cb95a1e 35 resp = _cmd.getc(); // read response
jhurley31 0:0c450cb95a1e 36 resp = resp << 8 + _cmd.getc();
jhurley31 0:0c450cb95a1e 37 }
jhurley31 0:0c450cb95a1e 38 return resp;
jhurley31 0:0c450cb95a1e 39 }
jhurley31 0:0c450cb95a1e 40
jhurley31 0:0c450cb95a1e 41 //******************************************************************************************************
jhurley31 0:0c450cb95a1e 42 void uLCD_4DGL :: set_byte_address(int hi, int lo)
jhurley31 0:0c450cb95a1e 43 {
jhurley31 0:0c450cb95a1e 44 char command[5]= "";
jhurley31 0:0c450cb95a1e 45 command[0] = SBADDRESS;
jhurley31 0:0c450cb95a1e 46
jhurley31 0:0c450cb95a1e 47 command[1] = (hi >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 48 command[2] = hi & 0xFF;
jhurley31 0:0c450cb95a1e 49
jhurley31 0:0c450cb95a1e 50 command[3] = (lo >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 51 command[4] = lo & 0xFF;
jhurley31 0:0c450cb95a1e 52 writeCOMMAND(command, 5);
jhurley31 0:0c450cb95a1e 53 }
jhurley31 0:0c450cb95a1e 54
jhurley31 0:0c450cb95a1e 55 //******************************************************************************************************
jhurley31 0:0c450cb95a1e 56 void uLCD_4DGL :: set_sector_address(int hi, int lo)
jhurley31 0:0c450cb95a1e 57 {
jhurley31 0:0c450cb95a1e 58
jhurley31 0:0c450cb95a1e 59 char command[5]= "";
jhurley31 0:0c450cb95a1e 60 command[0] = SSADDRESS;
jhurley31 0:0c450cb95a1e 61
jhurley31 0:0c450cb95a1e 62 command[1] = (hi >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 63 command[2] = hi & 0xFF;
jhurley31 0:0c450cb95a1e 64
jhurley31 0:0c450cb95a1e 65 command[3] = (lo >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 66 command[4] = lo & 0xFF;
jhurley31 0:0c450cb95a1e 67 writeCOMMAND(command, 5);
jhurley31 0:0c450cb95a1e 68 }
jhurley31 0:0c450cb95a1e 69
jhurley31 0:0c450cb95a1e 70 //******************************************************************************************************
jhurley31 0:0c450cb95a1e 71 char uLCD_4DGL :: read_byte()
jhurley31 0:0c450cb95a1e 72 {
jhurley31 0:0c450cb95a1e 73 char resp = 0;
jhurley31 0:0c450cb95a1e 74 char command[1] = "";
jhurley31 0:0c450cb95a1e 75 command[0] = READBYTE;
jhurley31 0:0c450cb95a1e 76 writeCOMMAND(command, 1);
jhurley31 0:0c450cb95a1e 77 while (!_cmd.readable()) wait_ms(TEMPO); // wait for screen answer
jhurley31 0:0c450cb95a1e 78 if (_cmd.readable()) {
jhurley31 0:0c450cb95a1e 79 resp = _cmd.getc(); // read response
jhurley31 0:0c450cb95a1e 80 resp = _cmd.getc();
jhurley31 0:0c450cb95a1e 81 }
jhurley31 0:0c450cb95a1e 82 return resp;
jhurley31 0:0c450cb95a1e 83 }
jhurley31 0:0c450cb95a1e 84
jhurley31 0:0c450cb95a1e 85 //******************************************************************************************************
jhurley31 0:0c450cb95a1e 86 int uLCD_4DGL :: read_word()
jhurley31 0:0c450cb95a1e 87 {
jhurley31 0:0c450cb95a1e 88 int resp=0;
jhurley31 0:0c450cb95a1e 89 char command[1] = "";
jhurley31 0:0c450cb95a1e 90 command[0] = READWORD;
jhurley31 0:0c450cb95a1e 91 writeCOMMAND(command, 1);
jhurley31 0:0c450cb95a1e 92 while (!_cmd.readable()) wait_ms(TEMPO); // wait for screen answer
jhurley31 0:0c450cb95a1e 93 if (_cmd.readable()) {
jhurley31 0:0c450cb95a1e 94 resp = _cmd.getc(); // read response
jhurley31 0:0c450cb95a1e 95 resp = resp << 8 + _cmd.getc();
jhurley31 0:0c450cb95a1e 96 }
jhurley31 0:0c450cb95a1e 97 return resp;
jhurley31 0:0c450cb95a1e 98 }
jhurley31 0:0c450cb95a1e 99
jhurley31 0:0c450cb95a1e 100 //******************************************************************************************************
jhurley31 0:0c450cb95a1e 101 void uLCD_4DGL :: write_byte(int value)
jhurley31 0:0c450cb95a1e 102 {
jhurley31 0:0c450cb95a1e 103 char command[3]= "";
jhurley31 0:0c450cb95a1e 104
jhurley31 0:0c450cb95a1e 105 command[0] = WRITEBYTE;
jhurley31 0:0c450cb95a1e 106
jhurley31 0:0c450cb95a1e 107 command[1] = (value >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 108 command[2] = value & 0xFF;
jhurley31 0:0c450cb95a1e 109 writeCOMMAND(command,3);
jhurley31 0:0c450cb95a1e 110 }
jhurley31 0:0c450cb95a1e 111
jhurley31 0:0c450cb95a1e 112 //******************************************************************************************************
jhurley31 0:0c450cb95a1e 113 void uLCD_4DGL :: write_word(int value)
jhurley31 0:0c450cb95a1e 114 {
jhurley31 0:0c450cb95a1e 115 char command[3]= "";
jhurley31 0:0c450cb95a1e 116
jhurley31 0:0c450cb95a1e 117 command[0] = WRITEWORD;
jhurley31 0:0c450cb95a1e 118
jhurley31 0:0c450cb95a1e 119 command[1] = (value >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 120 command[2] = value & 0xFF;
jhurley31 0:0c450cb95a1e 121 writeCOMMAND(command,3);
jhurley31 0:0c450cb95a1e 122 }
jhurley31 0:0c450cb95a1e 123
jhurley31 0:0c450cb95a1e 124 //******************************************************************************************************
jhurley31 0:0c450cb95a1e 125 void uLCD_4DGL :: flush_media()
jhurley31 0:0c450cb95a1e 126 {
jhurley31 0:0c450cb95a1e 127 char command[1] = "";
jhurley31 0:0c450cb95a1e 128 command[0] = FLUSHMEDIA;
jhurley31 0:0c450cb95a1e 129 writeCOMMAND(command, 1);
jhurley31 0:0c450cb95a1e 130 }
jhurley31 0:0c450cb95a1e 131
jhurley31 0:0c450cb95a1e 132 //******************************************************************************************************
jhurley31 0:0c450cb95a1e 133 void uLCD_4DGL :: display_image(int x, int y)
jhurley31 0:0c450cb95a1e 134 {
jhurley31 0:0c450cb95a1e 135 char command[6]= "";
jhurley31 0:0c450cb95a1e 136 command[0] = DISPLAYIMAGE;
jhurley31 0:0c450cb95a1e 137
jhurley31 0:0c450cb95a1e 138 command[1] = (x >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 139 command[2] = x & 0xFF;
jhurley31 0:0c450cb95a1e 140
jhurley31 0:0c450cb95a1e 141 command[3] = (y >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 142 command[4] = y & 0xFF;
jhurley31 0:0c450cb95a1e 143 writeCOMMAND(command, 5);
jhurley31 0:0c450cb95a1e 144 }
jhurley31 0:0c450cb95a1e 145
jhurley31 0:0c450cb95a1e 146 //******************************************************************************************************
jhurley31 0:0c450cb95a1e 147 void uLCD_4DGL :: display_video(int x, int y)
jhurley31 0:0c450cb95a1e 148 {
jhurley31 0:0c450cb95a1e 149 char command[5]= "";
jhurley31 0:0c450cb95a1e 150 command[0] = DISPLAYVIDEO;
jhurley31 0:0c450cb95a1e 151
jhurley31 0:0c450cb95a1e 152 command[1] = (x >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 153 command[2] = x & 0xFF;
jhurley31 0:0c450cb95a1e 154
jhurley31 0:0c450cb95a1e 155 command[3] = (y >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 156 command[4] = y & 0xFF;
jhurley31 0:0c450cb95a1e 157 writeCOMMAND(command, 5);
jhurley31 0:0c450cb95a1e 158 }
jhurley31 0:0c450cb95a1e 159
jhurley31 0:0c450cb95a1e 160 //******************************************************************************************************
jhurley31 0:0c450cb95a1e 161 void uLCD_4DGL :: display_frame(int x, int y, int w)
jhurley31 0:0c450cb95a1e 162 {
jhurley31 0:0c450cb95a1e 163 char command[7]= "";
jhurley31 0:0c450cb95a1e 164
jhurley31 0:0c450cb95a1e 165 command[0] = DISPLAYFRAME;
jhurley31 0:0c450cb95a1e 166
jhurley31 0:0c450cb95a1e 167 command[1] = (x >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 168 command[2] = x & 0xFF;
jhurley31 0:0c450cb95a1e 169
jhurley31 0:0c450cb95a1e 170 command[3] = (y >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 171 command[4] = y & 0xFF;
jhurley31 0:0c450cb95a1e 172
jhurley31 0:0c450cb95a1e 173 command[5] = (w >> 8) & 0xFF;
jhurley31 0:0c450cb95a1e 174 command[6] = w & 0xFF;
jhurley31 0:0c450cb95a1e 175 writeCOMMAND(command,7);
jhurley31 0:0c450cb95a1e 176 }
jhurley31 0:0c450cb95a1e 177