SE HUI PARK / Gameduino2

Library(Beta) for Gameduino 2

Dependencies:   arduino

Dependents:   aa_gd_jw

GDTransport.h@0:9c211972beb2, 2014-04-11 (annotated)

Committer:
aluqard
Date:
Fri Apr 11 07:24:23 2014 +0000
Revision:
0:9c211972beb2
Initial release for Gameduino 2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
aluqard 0:9c211972beb2 1 #ifndef _GDTRANSPORT_H_
aluqard 0:9c211972beb2 2 #define _GDTRANSPORT_H_
aluqard 0:9c211972beb2 3
aluqard 0:9c211972beb2 4 #include "mbed.h"
aluqard 0:9c211972beb2 5 #include "arduino.h"
aluqard 0:9c211972beb2 6
aluqard 0:9c211972beb2 7 #ifndef DEBUGOUT
aluqard 0:9c211972beb2 8 //#define DEBUGOUT (x,...) std::printf(x, ##y);
aluqard 0:9c211972beb2 9 #define DEBUGOUT(x, ...) std::printf(""x"\r\n", ##__VA_ARGS__);
aluqard 0:9c211972beb2 10 #endif
aluqard 0:9c211972beb2 11
aluqard 0:9c211972beb2 12 // Convert degrees to Furmans
aluqard 0:9c211972beb2 13 #define DEGREES(n) ((65536UL * (n)) / 360)
aluqard 0:9c211972beb2 14
aluqard 0:9c211972beb2 15 #define NEVER 0
aluqard 0:9c211972beb2 16 #define LESS 1
aluqard 0:9c211972beb2 17 #define LEQUAL 2
aluqard 0:9c211972beb2 18 #define GREATER 3
aluqard 0:9c211972beb2 19 #define GEQUAL 4
aluqard 0:9c211972beb2 20 #define EQUAL 5
aluqard 0:9c211972beb2 21 #define NOTEQUAL 6
aluqard 0:9c211972beb2 22 #define ALWAYS 7
aluqard 0:9c211972beb2 23
aluqard 0:9c211972beb2 24 #define ARGB1555 0
aluqard 0:9c211972beb2 25 #define L1 1
aluqard 0:9c211972beb2 26 #define L4 2
aluqard 0:9c211972beb2 27 #define L8 3
aluqard 0:9c211972beb2 28 #define RGB332 4
aluqard 0:9c211972beb2 29 #define ARGB2 5
aluqard 0:9c211972beb2 30 #define ARGB4 6
aluqard 0:9c211972beb2 31 #define RGB565 7
aluqard 0:9c211972beb2 32 #define PALETTED 8
aluqard 0:9c211972beb2 33 #define TEXT8X8 9
aluqard 0:9c211972beb2 34 #define TEXTVGA 10
aluqard 0:9c211972beb2 35 #define BARGRAPH 11
aluqard 0:9c211972beb2 36
aluqard 0:9c211972beb2 37 #define NEAREST 0
aluqard 0:9c211972beb2 38 #define BILINEAR 1
aluqard 0:9c211972beb2 39
aluqard 0:9c211972beb2 40 #define BORDER 0
aluqard 0:9c211972beb2 41 #define REPEAT 1
aluqard 0:9c211972beb2 42
aluqard 0:9c211972beb2 43 #define KEEP 1
aluqard 0:9c211972beb2 44 #define REPLACE 2
aluqard 0:9c211972beb2 45 #define INCR 3
aluqard 0:9c211972beb2 46 #define DECR 4
aluqard 0:9c211972beb2 47 #define INVERT 5
aluqard 0:9c211972beb2 48
aluqard 0:9c211972beb2 49 #define DLSWAP_DONE 0
aluqard 0:9c211972beb2 50 #define DLSWAP_LINE 1
aluqard 0:9c211972beb2 51 #define DLSWAP_FRAME 2
aluqard 0:9c211972beb2 52
aluqard 0:9c211972beb2 53 #define INT_SWAP 1
aluqard 0:9c211972beb2 54 #define INT_TOUCH 2
aluqard 0:9c211972beb2 55 #define INT_TAG 4
aluqard 0:9c211972beb2 56 #define INT_SOUND 8
aluqard 0:9c211972beb2 57 #define INT_PLAYBACK 16
aluqard 0:9c211972beb2 58 #define INT_CMDEMPTY 32
aluqard 0:9c211972beb2 59 #define INT_CMDFLAG 64
aluqard 0:9c211972beb2 60 #define INT_CONVCOMPLETE 128
aluqard 0:9c211972beb2 61
aluqard 0:9c211972beb2 62 #define TOUCHMODE_OFF 0
aluqard 0:9c211972beb2 63 #define TOUCHMODE_ONESHOT 1
aluqard 0:9c211972beb2 64 #define TOUCHMODE_FRAME 2
aluqard 0:9c211972beb2 65 #define TOUCHMODE_CONTINUOUS 3
aluqard 0:9c211972beb2 66
aluqard 0:9c211972beb2 67 #define ZERO 0
aluqard 0:9c211972beb2 68 #define ONE 1
aluqard 0:9c211972beb2 69 #define SRC_ALPHA 2
aluqard 0:9c211972beb2 70 #define DST_ALPHA 3
aluqard 0:9c211972beb2 71 #define ONE_MINUS_SRC_ALPHA 4
aluqard 0:9c211972beb2 72 #define ONE_MINUS_DST_ALPHA 5
aluqard 0:9c211972beb2 73
aluqard 0:9c211972beb2 74 #define BITMAPS 1
aluqard 0:9c211972beb2 75 #define POINTS 2
aluqard 0:9c211972beb2 76 #define LINES 3
aluqard 0:9c211972beb2 77 #define LINE_STRIP 4
aluqard 0:9c211972beb2 78 #define EDGE_STRIP_R 5
aluqard 0:9c211972beb2 79 #define EDGE_STRIP_L 6
aluqard 0:9c211972beb2 80 #define EDGE_STRIP_A 7
aluqard 0:9c211972beb2 81 #define EDGE_STRIP_B 8
aluqard 0:9c211972beb2 82 #define RECTS 9
aluqard 0:9c211972beb2 83
aluqard 0:9c211972beb2 84 #define OPT_MONO 1
aluqard 0:9c211972beb2 85 #define OPT_NODL 2
aluqard 0:9c211972beb2 86 #define OPT_FLAT 256
aluqard 0:9c211972beb2 87 #define OPT_CENTERX 512
aluqard 0:9c211972beb2 88 #define OPT_CENTERY 1024
aluqard 0:9c211972beb2 89 #define OPT_CENTER (OPT_CENTERX | OPT_CENTERY)
aluqard 0:9c211972beb2 90 #define OPT_NOBACK 4096
aluqard 0:9c211972beb2 91 #define OPT_NOTICKS 8192
aluqard 0:9c211972beb2 92 #define OPT_NOHM 16384
aluqard 0:9c211972beb2 93 #define OPT_NOPOINTER 16384
aluqard 0:9c211972beb2 94 #define OPT_NOSECS 32768
aluqard 0:9c211972beb2 95 #define OPT_NOHANDS 49152
aluqard 0:9c211972beb2 96 #define OPT_RIGHTX 2048
aluqard 0:9c211972beb2 97 #define OPT_SIGNED 256
aluqard 0:9c211972beb2 98
aluqard 0:9c211972beb2 99 #define LINEAR_SAMPLES 0
aluqard 0:9c211972beb2 100 #define ULAW_SAMPLES 1
aluqard 0:9c211972beb2 101 #define ADPCM_SAMPLES 2
aluqard 0:9c211972beb2 102
aluqard 0:9c211972beb2 103 // 'instrument' argument to GD.play()
aluqard 0:9c211972beb2 104
aluqard 0:9c211972beb2 105 #define SILENCE 0x00
aluqard 0:9c211972beb2 106
aluqard 0:9c211972beb2 107 #define SQUAREWAVE 0x01
aluqard 0:9c211972beb2 108 #define SINEWAVE 0x02
aluqard 0:9c211972beb2 109 #define SAWTOOTH 0x03
aluqard 0:9c211972beb2 110 #define TRIANGLE 0x04
aluqard 0:9c211972beb2 111
aluqard 0:9c211972beb2 112 #define BEEPING 0x05
aluqard 0:9c211972beb2 113 #define ALARM 0x06
aluqard 0:9c211972beb2 114 #define WARBLE 0x07
aluqard 0:9c211972beb2 115 #define CAROUSEL 0x08
aluqard 0:9c211972beb2 116
aluqard 0:9c211972beb2 117 #define PIPS(n) (0x0f + (n))
aluqard 0:9c211972beb2 118
aluqard 0:9c211972beb2 119 #define HARP 0x40
aluqard 0:9c211972beb2 120 #define XYLOPHONE 0x41
aluqard 0:9c211972beb2 121 #define TUBA 0x42
aluqard 0:9c211972beb2 122 #define GLOCKENSPIEL 0x43
aluqard 0:9c211972beb2 123 #define ORGAN 0x44
aluqard 0:9c211972beb2 124 #define TRUMPET 0x45
aluqard 0:9c211972beb2 125 #define PIANO 0x46
aluqard 0:9c211972beb2 126 #define CHIMES 0x47
aluqard 0:9c211972beb2 127 #define MUSICBOX 0x48
aluqard 0:9c211972beb2 128 #define BELL 0x49
aluqard 0:9c211972beb2 129
aluqard 0:9c211972beb2 130 #define CLICK 0x50
aluqard 0:9c211972beb2 131 #define SWITCH 0x51
aluqard 0:9c211972beb2 132 #define COWBELL 0x52
aluqard 0:9c211972beb2 133 #define NOTCH 0x53
aluqard 0:9c211972beb2 134 #define HIHAT 0x54
aluqard 0:9c211972beb2 135 #define KICKDRUM 0x55
aluqard 0:9c211972beb2 136 #define POP 0x56
aluqard 0:9c211972beb2 137 #define CLACK 0x57
aluqard 0:9c211972beb2 138 #define CHACK 0x58
aluqard 0:9c211972beb2 139
aluqard 0:9c211972beb2 140 #define MUTE 0x60
aluqard 0:9c211972beb2 141 #define UNMUTE 0x61
aluqard 0:9c211972beb2 142
aluqard 0:9c211972beb2 143 #define RAM_CMD 1081344UL
aluqard 0:9c211972beb2 144 #define RAM_DL 1048576UL
aluqard 0:9c211972beb2 145 #define RAM_PAL 1056768UL
aluqard 0:9c211972beb2 146
aluqard 0:9c211972beb2 147 #define REG_CLOCK 1057800UL
aluqard 0:9c211972beb2 148 #define REG_CMD_DL 1058028UL
aluqard 0:9c211972beb2 149 #define REG_CMD_READ 1058020UL
aluqard 0:9c211972beb2 150 #define REG_CMD_WRITE 1058024UL
aluqard 0:9c211972beb2 151 #define REG_CPURESET 1057820UL
aluqard 0:9c211972beb2 152 #define REG_CSPREAD 1057892UL
aluqard 0:9c211972beb2 153 #define REG_DITHER 1057884UL
aluqard 0:9c211972beb2 154 #define REG_DLSWAP 1057872UL
aluqard 0:9c211972beb2 155 #define REG_FRAMES 1057796UL
aluqard 0:9c211972beb2 156 #define REG_FREQUENCY 1057804UL
aluqard 0:9c211972beb2 157 #define REG_GPIO 1057936UL
aluqard 0:9c211972beb2 158 #define REG_GPIO_DIR 1057932UL
aluqard 0:9c211972beb2 159 #define REG_HCYCLE 1057832UL
aluqard 0:9c211972beb2 160 #define REG_HOFFSET 1057836UL
aluqard 0:9c211972beb2 161 #define REG_HSIZE 1057840UL
aluqard 0:9c211972beb2 162 #define REG_HSYNC0 1057844UL
aluqard 0:9c211972beb2 163 #define REG_HSYNC1 1057848UL
aluqard 0:9c211972beb2 164 #define REG_ID 1057792UL
aluqard 0:9c211972beb2 165 #define REG_INT_EN 1057948UL
aluqard 0:9c211972beb2 166 #define REG_INT_FLAGS 1057944UL
aluqard 0:9c211972beb2 167 #define REG_INT_MASK 1057952UL
aluqard 0:9c211972beb2 168 #define REG_MACRO_0 1057992UL
aluqard 0:9c211972beb2 169 #define REG_MACRO_1 1057996UL
aluqard 0:9c211972beb2 170 #define REG_OUTBITS 1057880UL
aluqard 0:9c211972beb2 171 #define REG_PCLK 1057900UL
aluqard 0:9c211972beb2 172 #define REG_PCLK_POL 1057896UL
aluqard 0:9c211972beb2 173 #define REG_PLAY 1057928UL
aluqard 0:9c211972beb2 174 #define REG_PLAYBACK_FORMAT 1057972UL
aluqard 0:9c211972beb2 175 #define REG_PLAYBACK_FREQ 1057968UL
aluqard 0:9c211972beb2 176 #define REG_PLAYBACK_LENGTH 1057960UL
aluqard 0:9c211972beb2 177 #define REG_PLAYBACK_LOOP 1057976UL
aluqard 0:9c211972beb2 178 #define REG_PLAYBACK_PLAY 1057980UL
aluqard 0:9c211972beb2 179 #define REG_PLAYBACK_READPTR 1057964UL
aluqard 0:9c211972beb2 180 #define REG_PLAYBACK_START 1057956UL
aluqard 0:9c211972beb2 181 #define REG_PWM_DUTY 1057988UL
aluqard 0:9c211972beb2 182 #define REG_PWM_HZ 1057984UL
aluqard 0:9c211972beb2 183 #define REG_ROTATE 1057876UL
aluqard 0:9c211972beb2 184 #define REG_SOUND 1057924UL
aluqard 0:9c211972beb2 185 #define REG_SWIZZLE 1057888UL
aluqard 0:9c211972beb2 186 #define REG_TAG 1057912UL
aluqard 0:9c211972beb2 187 #define REG_TAG_X 1057904UL
aluqard 0:9c211972beb2 188 #define REG_TAG_Y 1057908UL
aluqard 0:9c211972beb2 189 #define REG_TOUCH_ADC_MODE 1058036UL
aluqard 0:9c211972beb2 190 #define REG_TOUCH_CHARGE 1058040UL
aluqard 0:9c211972beb2 191 #define REG_TOUCH_DIRECT_XY 1058164UL
aluqard 0:9c211972beb2 192 #define REG_TOUCH_DIRECT_Z1Z2 1058168UL
aluqard 0:9c211972beb2 193 #define REG_TOUCH_MODE 1058032UL
aluqard 0:9c211972beb2 194 #define REG_TOUCH_OVERSAMPLE 1058048UL
aluqard 0:9c211972beb2 195 #define REG_TOUCH_RAW_XY 1058056UL
aluqard 0:9c211972beb2 196 #define REG_TOUCH_RZ 1058060UL
aluqard 0:9c211972beb2 197 #define REG_TOUCH_RZTHRESH 1058052UL
aluqard 0:9c211972beb2 198 #define REG_TOUCH_SCREEN_XY 1058064UL
aluqard 0:9c211972beb2 199 #define REG_TOUCH_SETTLE 1058044UL
aluqard 0:9c211972beb2 200 #define REG_TOUCH_TAG 1058072UL
aluqard 0:9c211972beb2 201 #define REG_TOUCH_TAG_XY 1058068UL
aluqard 0:9c211972beb2 202 #define REG_TOUCH_TRANSFORM_A 1058076UL
aluqard 0:9c211972beb2 203 #define REG_TOUCH_TRANSFORM_B 1058080UL
aluqard 0:9c211972beb2 204 #define REG_TOUCH_TRANSFORM_C 1058084UL
aluqard 0:9c211972beb2 205 #define REG_TOUCH_TRANSFORM_D 1058088UL
aluqard 0:9c211972beb2 206 #define REG_TOUCH_TRANSFORM_E 1058092UL
aluqard 0:9c211972beb2 207 #define REG_TOUCH_TRANSFORM_F 1058096UL
aluqard 0:9c211972beb2 208 #define REG_TRACKER 1085440UL
aluqard 0:9c211972beb2 209 #define REG_VCYCLE 1057852UL
aluqard 0:9c211972beb2 210 #define REG_VOFFSET 1057856UL
aluqard 0:9c211972beb2 211 #define REG_VOL_PB 1057916UL
aluqard 0:9c211972beb2 212 #define REG_VOL_SOUND 1057920UL
aluqard 0:9c211972beb2 213 #define REG_VSIZE 1057860UL
aluqard 0:9c211972beb2 214 #define REG_VSYNC0 1057864UL
aluqard 0:9c211972beb2 215 #define REG_VSYNC1 1057868UL
aluqard 0:9c211972beb2 216
aluqard 0:9c211972beb2 217 #define VERTEX2II(x, y, handle, cell) \
aluqard 0:9c211972beb2 218 ((2UL << 30) | (((x) & 511UL) << 21) | (((y) & 511UL) << 12) | (((handle) & 31) << 7) | (((cell) & 127) << 0))
aluqard 0:9c211972beb2 219
aluqard 0:9c211972beb2 220 #define ROM_PIXEL_FF 0xc0400UL
aluqard 0:9c211972beb2 221
aluqard 0:9c211972beb2 222 class GDTransport {
aluqard 0:9c211972beb2 223 protected:
aluqard 0:9c211972beb2 224 SPI _spi;
aluqard 0:9c211972beb2 225 DigitalOut _cs;
aluqard 0:9c211972beb2 226
aluqard 0:9c211972beb2 227 byte streaming;
aluqard 0:9c211972beb2 228 uint16_t wp;
aluqard 0:9c211972beb2 229 uint16_t freespace;
aluqard 0:9c211972beb2 230
aluqard 0:9c211972beb2 231 public:
aluqard 0:9c211972beb2 232 GDTransport(PinName mosi, PinName miso, PinName sclk, PinName cs)
aluqard 0:9c211972beb2 233 : _spi(mosi, miso, sclk)
aluqard 0:9c211972beb2 234 , _cs(cs)
aluqard 0:9c211972beb2 235 {
aluqard 0:9c211972beb2 236 }
aluqard 0:9c211972beb2 237
aluqard 0:9c211972beb2 238 void begin()
aluqard 0:9c211972beb2 239 {
aluqard 0:9c211972beb2 240 _spi.format(8, 0);
aluqard 0:9c211972beb2 241 _spi.frequency(10000000);
aluqard 0:9c211972beb2 242
aluqard 0:9c211972beb2 243 _cs = 1;
aluqard 0:9c211972beb2 244
aluqard 0:9c211972beb2 245 hostcmd(0x00); // FT_GPU_ACTIVE_M
aluqard 0:9c211972beb2 246
aluqard 0:9c211972beb2 247 hostcmd(0x62); // Switch PLL output to 48MHz
aluqard 0:9c211972beb2 248
aluqard 0:9c211972beb2 249 hostcmd(0x68); // FT_GPU_CORE_RESET
aluqard 0:9c211972beb2 250
aluqard 0:9c211972beb2 251 _spi.frequency(16000000);
aluqard 0:9c211972beb2 252
aluqard 0:9c211972beb2 253 byte chipid = rd(REG_ID);
aluqard 0:9c211972beb2 254
aluqard 0:9c211972beb2 255 DEBUGOUT("0x%x", chipid);
aluqard 0:9c211972beb2 256
aluqard 0:9c211972beb2 257 wp = 0;
aluqard 0:9c211972beb2 258 freespace = 4096 - 4;
aluqard 0:9c211972beb2 259
aluqard 0:9c211972beb2 260 stream();
aluqard 0:9c211972beb2 261 }
aluqard 0:9c211972beb2 262
aluqard 0:9c211972beb2 263 SPI* SPI()
aluqard 0:9c211972beb2 264 {
aluqard 0:9c211972beb2 265 return &_spi;
aluqard 0:9c211972beb2 266 }
aluqard 0:9c211972beb2 267
aluqard 0:9c211972beb2 268 void cmd32(uint32_t x)
aluqard 0:9c211972beb2 269 {
aluqard 0:9c211972beb2 270 if (freespace < 4)
aluqard 0:9c211972beb2 271 {
aluqard 0:9c211972beb2 272 getfree(4);
aluqard 0:9c211972beb2 273 }
aluqard 0:9c211972beb2 274 wp += 4;
aluqard 0:9c211972beb2 275 freespace -= 4;
aluqard 0:9c211972beb2 276 union
aluqard 0:9c211972beb2 277 {
aluqard 0:9c211972beb2 278 uint32_t c;
aluqard 0:9c211972beb2 279 uint8_t b[4];
aluqard 0:9c211972beb2 280 };
aluqard 0:9c211972beb2 281 c = x;
aluqard 0:9c211972beb2 282 _spi.write(b[0]);
aluqard 0:9c211972beb2 283 _spi.write(b[1]);
aluqard 0:9c211972beb2 284 _spi.write(b[2]);
aluqard 0:9c211972beb2 285 _spi.write(b[3]);
aluqard 0:9c211972beb2 286 }
aluqard 0:9c211972beb2 287 void cmdbyte(byte x)
aluqard 0:9c211972beb2 288 {
aluqard 0:9c211972beb2 289 if (freespace == 0)
aluqard 0:9c211972beb2 290 {
aluqard 0:9c211972beb2 291 getfree(1);
aluqard 0:9c211972beb2 292 }
aluqard 0:9c211972beb2 293 wp++;
aluqard 0:9c211972beb2 294 freespace--;
aluqard 0:9c211972beb2 295 _spi.write(x);
aluqard 0:9c211972beb2 296 }
aluqard 0:9c211972beb2 297 void cmd_n(byte *s, uint16_t n)
aluqard 0:9c211972beb2 298 {
aluqard 0:9c211972beb2 299 if (freespace < n)
aluqard 0:9c211972beb2 300 {
aluqard 0:9c211972beb2 301 getfree(n);
aluqard 0:9c211972beb2 302 }
aluqard 0:9c211972beb2 303 wp += n;
aluqard 0:9c211972beb2 304 freespace -= n;
aluqard 0:9c211972beb2 305 while (n > 8)
aluqard 0:9c211972beb2 306 {
aluqard 0:9c211972beb2 307 n -= 8;
aluqard 0:9c211972beb2 308 _spi.write(*s++);
aluqard 0:9c211972beb2 309 _spi.write(*s++);
aluqard 0:9c211972beb2 310 _spi.write(*s++);
aluqard 0:9c211972beb2 311 _spi.write(*s++);
aluqard 0:9c211972beb2 312 _spi.write(*s++);
aluqard 0:9c211972beb2 313 _spi.write(*s++);
aluqard 0:9c211972beb2 314 _spi.write(*s++);
aluqard 0:9c211972beb2 315 _spi.write(*s++);
aluqard 0:9c211972beb2 316 }
aluqard 0:9c211972beb2 317 while (n--)
aluqard 0:9c211972beb2 318 _spi.write(*s++);
aluqard 0:9c211972beb2 319 }
aluqard 0:9c211972beb2 320
aluqard 0:9c211972beb2 321 void flush()
aluqard 0:9c211972beb2 322 {
aluqard 0:9c211972beb2 323 getfree(0);
aluqard 0:9c211972beb2 324 }
aluqard 0:9c211972beb2 325 uint16_t rp()
aluqard 0:9c211972beb2 326 {
aluqard 0:9c211972beb2 327 uint16_t r = __rd16(REG_CMD_READ);
aluqard 0:9c211972beb2 328
aluqard 0:9c211972beb2 329 if (r == 0xfff)
aluqard 0:9c211972beb2 330 {
aluqard 0:9c211972beb2 331 for (;;) ;
aluqard 0:9c211972beb2 332 }
aluqard 0:9c211972beb2 333 return r;
aluqard 0:9c211972beb2 334 }
aluqard 0:9c211972beb2 335 void finish()
aluqard 0:9c211972beb2 336 {
aluqard 0:9c211972beb2 337 wp &= 0xffc;
aluqard 0:9c211972beb2 338 __end();
aluqard 0:9c211972beb2 339 __wr16(REG_CMD_WRITE, wp);
aluqard 0:9c211972beb2 340
aluqard 0:9c211972beb2 341 while (rp() != wp);
aluqard 0:9c211972beb2 342
aluqard 0:9c211972beb2 343 stream();
aluqard 0:9c211972beb2 344 }
aluqard 0:9c211972beb2 345
aluqard 0:9c211972beb2 346 byte rd(uint32_t addr)
aluqard 0:9c211972beb2 347 {
aluqard 0:9c211972beb2 348 __end(); // stop streaming
aluqard 0:9c211972beb2 349 __start(addr);
aluqard 0:9c211972beb2 350 byte r = _spi.write(0);
aluqard 0:9c211972beb2 351 stream();
aluqard 0:9c211972beb2 352
aluqard 0:9c211972beb2 353 return r;
aluqard 0:9c211972beb2 354 }
aluqard 0:9c211972beb2 355
aluqard 0:9c211972beb2 356 void wr(uint32_t addr, byte v)
aluqard 0:9c211972beb2 357 {
aluqard 0:9c211972beb2 358 __end(); // stop streaming
aluqard 0:9c211972beb2 359 __wstart(addr);
aluqard 0:9c211972beb2 360 _spi.write(v);
aluqard 0:9c211972beb2 361 stream();
aluqard 0:9c211972beb2 362 }
aluqard 0:9c211972beb2 363
aluqard 0:9c211972beb2 364 uint16_t rd16(uint32_t addr)
aluqard 0:9c211972beb2 365 {
aluqard 0:9c211972beb2 366 uint16_t r = 0;
aluqard 0:9c211972beb2 367 __end(); // stop streaming
aluqard 0:9c211972beb2 368 __start(addr);
aluqard 0:9c211972beb2 369 r = _spi.write(0);
aluqard 0:9c211972beb2 370 r |= (_spi.write(0) << 8);
aluqard 0:9c211972beb2 371 stream();
aluqard 0:9c211972beb2 372 return r;
aluqard 0:9c211972beb2 373 }
aluqard 0:9c211972beb2 374
aluqard 0:9c211972beb2 375 void wr16(uint32_t addr, uint32_t v)
aluqard 0:9c211972beb2 376 {
aluqard 0:9c211972beb2 377 __end(); // stop streaming
aluqard 0:9c211972beb2 378 __wstart(addr);
aluqard 0:9c211972beb2 379
aluqard 0:9c211972beb2 380 _spi.write(v);
aluqard 0:9c211972beb2 381 _spi.write(v >> 8);
aluqard 0:9c211972beb2 382 stream();
aluqard 0:9c211972beb2 383 }
aluqard 0:9c211972beb2 384
aluqard 0:9c211972beb2 385 uint32_t rd32(uint32_t addr)
aluqard 0:9c211972beb2 386 {
aluqard 0:9c211972beb2 387 __end(); // stop streaming
aluqard 0:9c211972beb2 388 __start(addr);
aluqard 0:9c211972beb2 389 // _spi.write(0);
aluqard 0:9c211972beb2 390 union {
aluqard 0:9c211972beb2 391 uint32_t c;
aluqard 0:9c211972beb2 392 uint8_t b[4];
aluqard 0:9c211972beb2 393 };
aluqard 0:9c211972beb2 394 b[0] = _spi.write(0);
aluqard 0:9c211972beb2 395 b[1] = _spi.write(0);
aluqard 0:9c211972beb2 396 b[2] = _spi.write(0);
aluqard 0:9c211972beb2 397 b[3] = _spi.write(0);
aluqard 0:9c211972beb2 398 stream();
aluqard 0:9c211972beb2 399 return c;
aluqard 0:9c211972beb2 400 }
aluqard 0:9c211972beb2 401 void rd_n(byte *dst, uint32_t addr, uint16_t n)
aluqard 0:9c211972beb2 402 {
aluqard 0:9c211972beb2 403 __end(); // stop streaming
aluqard 0:9c211972beb2 404 __start(addr);
aluqard 0:9c211972beb2 405 // _spi.write(0);
aluqard 0:9c211972beb2 406 while (n--)
aluqard 0:9c211972beb2 407 *dst++ = _spi.write(0);
aluqard 0:9c211972beb2 408 stream();
aluqard 0:9c211972beb2 409 }
aluqard 0:9c211972beb2 410 void wr_n(uint32_t addr, byte *src, uint16_t n)
aluqard 0:9c211972beb2 411 {
aluqard 0:9c211972beb2 412 __end(); // stop streaming
aluqard 0:9c211972beb2 413 __wstart(addr);
aluqard 0:9c211972beb2 414 while (n--)
aluqard 0:9c211972beb2 415 _spi.write(*src++);
aluqard 0:9c211972beb2 416 stream();
aluqard 0:9c211972beb2 417 }
aluqard 0:9c211972beb2 418
aluqard 0:9c211972beb2 419 void wr32(uint32_t addr, unsigned long v)
aluqard 0:9c211972beb2 420 {
aluqard 0:9c211972beb2 421 __end(); // stop streaming
aluqard 0:9c211972beb2 422 __wstart(addr);
aluqard 0:9c211972beb2 423 _spi.write(v);
aluqard 0:9c211972beb2 424 _spi.write(v >> 8);
aluqard 0:9c211972beb2 425 _spi.write(v >> 16);
aluqard 0:9c211972beb2 426 _spi.write(v >> 24);
aluqard 0:9c211972beb2 427 stream();
aluqard 0:9c211972beb2 428 }
aluqard 0:9c211972beb2 429
aluqard 0:9c211972beb2 430 uint32_t getwp(void)
aluqard 0:9c211972beb2 431 {
aluqard 0:9c211972beb2 432 return RAM_CMD + (wp & 0xffc);
aluqard 0:9c211972beb2 433 }
aluqard 0:9c211972beb2 434
aluqard 0:9c211972beb2 435 void bulk(uint32_t addr)
aluqard 0:9c211972beb2 436 {
aluqard 0:9c211972beb2 437 __end(); // stop streaming
aluqard 0:9c211972beb2 438 __start(addr);
aluqard 0:9c211972beb2 439 }
aluqard 0:9c211972beb2 440 void resume(void)
aluqard 0:9c211972beb2 441 {
aluqard 0:9c211972beb2 442 stream();
aluqard 0:9c211972beb2 443 }
aluqard 0:9c211972beb2 444
aluqard 0:9c211972beb2 445 void __start(uint32_t addr) // start an SPI transaction to addr
aluqard 0:9c211972beb2 446 {
aluqard 0:9c211972beb2 447 _cs = 0;
aluqard 0:9c211972beb2 448 _spi.write(addr >> 16);
aluqard 0:9c211972beb2 449 _spi.write(addr >> 8);
aluqard 0:9c211972beb2 450 _spi.write(addr & 0xff );
aluqard 0:9c211972beb2 451 _spi.write(0);
aluqard 0:9c211972beb2 452 }
aluqard 0:9c211972beb2 453
aluqard 0:9c211972beb2 454 void __wstart(uint32_t addr) // start an SPI write transaction to addr
aluqard 0:9c211972beb2 455 {
aluqard 0:9c211972beb2 456 _cs = 0;
aluqard 0:9c211972beb2 457 _spi.write(0x80 | (addr >> 16));
aluqard 0:9c211972beb2 458 _spi.write(addr >> 8);
aluqard 0:9c211972beb2 459 _spi.write(addr & 0xff);
aluqard 0:9c211972beb2 460 }
aluqard 0:9c211972beb2 461
aluqard 0:9c211972beb2 462 void __end() // end the SPI transaction
aluqard 0:9c211972beb2 463 {
aluqard 0:9c211972beb2 464 _cs = 1;
aluqard 0:9c211972beb2 465 }
aluqard 0:9c211972beb2 466
aluqard 0:9c211972beb2 467 void stop() // end the SPI transaction
aluqard 0:9c211972beb2 468 {
aluqard 0:9c211972beb2 469 wp &= 0xffc;
aluqard 0:9c211972beb2 470 __end();
aluqard 0:9c211972beb2 471 __wr16(REG_CMD_WRITE, wp);
aluqard 0:9c211972beb2 472 }
aluqard 0:9c211972beb2 473
aluqard 0:9c211972beb2 474 void stream(void) {
aluqard 0:9c211972beb2 475 __end();
aluqard 0:9c211972beb2 476 __wstart(RAM_CMD + (wp & 0xfff));
aluqard 0:9c211972beb2 477 }
aluqard 0:9c211972beb2 478
aluqard 0:9c211972beb2 479 uint32_t __rd16(uint32_t addr)
aluqard 0:9c211972beb2 480 {
aluqard 0:9c211972beb2 481 uint32_t r;
aluqard 0:9c211972beb2 482
aluqard 0:9c211972beb2 483 __start(addr);
aluqard 0:9c211972beb2 484 r = _spi.write(0);
aluqard 0:9c211972beb2 485 r |= (_spi.write(0) << 8);
aluqard 0:9c211972beb2 486 __end();
aluqard 0:9c211972beb2 487 return r;
aluqard 0:9c211972beb2 488 }
aluqard 0:9c211972beb2 489
aluqard 0:9c211972beb2 490 void __wr16(uint32_t addr, uint32_t v)
aluqard 0:9c211972beb2 491 {
aluqard 0:9c211972beb2 492 __wstart(addr);
aluqard 0:9c211972beb2 493 _spi.write(lowByte(v));
aluqard 0:9c211972beb2 494 _spi.write(highByte(v));
aluqard 0:9c211972beb2 495 __end();
aluqard 0:9c211972beb2 496 }
aluqard 0:9c211972beb2 497
aluqard 0:9c211972beb2 498 void hostcmd(byte a)
aluqard 0:9c211972beb2 499 {
aluqard 0:9c211972beb2 500 _cs = 0;
aluqard 0:9c211972beb2 501
aluqard 0:9c211972beb2 502 _spi.write(a);
aluqard 0:9c211972beb2 503 _spi.write(0x00);
aluqard 0:9c211972beb2 504 _spi.write(0x00);
aluqard 0:9c211972beb2 505
aluqard 0:9c211972beb2 506 _cs = 1;
aluqard 0:9c211972beb2 507
aluqard 0:9c211972beb2 508 delay(60);
aluqard 0:9c211972beb2 509 }
aluqard 0:9c211972beb2 510
aluqard 0:9c211972beb2 511 void getfree(uint16_t n)
aluqard 0:9c211972beb2 512 {
aluqard 0:9c211972beb2 513 wp &= 0xfff;
aluqard 0:9c211972beb2 514 __end();
aluqard 0:9c211972beb2 515 __wr16(REG_CMD_WRITE, wp & 0xffc);
aluqard 0:9c211972beb2 516 do {
aluqard 0:9c211972beb2 517 uint16_t fullness = (wp - rp()) & 4095;
aluqard 0:9c211972beb2 518 freespace = (4096 - 4) - fullness;
aluqard 0:9c211972beb2 519 } while (freespace < n);
aluqard 0:9c211972beb2 520 stream();
aluqard 0:9c211972beb2 521 }
aluqard 0:9c211972beb2 522 };
aluqard 0:9c211972beb2 523
aluqard 0:9c211972beb2 524 #endif