Denis Nyzovets / FT810_DISCO-F429ZI

Library for FT810 EVE chip

Fork of FT810 by Curtis Mattull

src/FT_GPU_Hal.cpp@5:506e2de9a9e6, 2016-10-02 (annotated)

Committer:
cpm219
Date:
Sun Oct 02 04:53:42 2016 +0000
Revision:
5:506e2de9a9e6
Parent:
4:03932ce8a04e
Child:
6:ce30c1530d71
latest

Who changed what in which revision?

UserRevisionLine numberNew contents of line
cpm219 0:2d0ef4830603 1 /* mbed Library for FTDI FT800 Enbedded Video Engine "EVE"
cpm219 0:2d0ef4830603 2 * based on Original Code Sample from FTDI
cpm219 0:2d0ef4830603 3 * ported to mbed by Peter Drescher, DC2PD 2014
cpm219 0:2d0ef4830603 4 * Released under the MIT License: http://mbed.org/license/mit
cpm219 0:2d0ef4830603 5 * 19.09.14 changed to shorter function names
cpm219 0:2d0ef4830603 6 * FTDI was using very long names.
cpm219 0:2d0ef4830603 7 * Ft_App_Flush_Co_Buffer -> Flush_Co_Buffer ... */
cpm219 0:2d0ef4830603 8
cpm219 0:2d0ef4830603 9 #include "FT_Platform.h"
cpm219 0:2d0ef4830603 10 #include "mbed.h"
cpm219 0:2d0ef4830603 11 #include "FT_LCD_Type.h"
cpm219 0:2d0ef4830603 12 Serial pc(USBTX, USBRX);
cpm219 0:2d0ef4830603 13
cpm219 0:2d0ef4830603 14 FT800::FT800(PinName mosi,
cpm219 0:2d0ef4830603 15 PinName miso,
cpm219 0:2d0ef4830603 16 PinName sck,
cpm219 0:2d0ef4830603 17 PinName ss,
cpm219 0:2d0ef4830603 18 PinName intr,
cpm219 0:2d0ef4830603 19 PinName pd)
cpm219 0:2d0ef4830603 20 :
cpm219 5:506e2de9a9e6 21
cpm219 0:2d0ef4830603 22 _spi(mosi, miso, sck),
cpm219 0:2d0ef4830603 23 _ss(ss),
cpm219 0:2d0ef4830603 24 _pd(pd),
cpm219 0:2d0ef4830603 25 _f800_isr(InterruptIn(intr))
cpm219 0:2d0ef4830603 26 {
cpm219 0:2d0ef4830603 27 _spi.format(8,0); // 8 bit spi mode 0
cpm219 5:506e2de9a9e6 28 _spi.frequency(10000000); // start with 10 Mhz SPI clock
cpm219 0:2d0ef4830603 29 _ss = 1; // cs high
cpm219 0:2d0ef4830603 30 _pd = 1; // PD high
cpm219 0:2d0ef4830603 31 Bootup();
cpm219 0:2d0ef4830603 32 }
cpm219 0:2d0ef4830603 33
cpm219 0:2d0ef4830603 34
cpm219 0:2d0ef4830603 35 ft_bool_t FT800::Bootup(void){
cpm219 0:2d0ef4830603 36 Open();
cpm219 5:506e2de9a9e6 37
cpm219 0:2d0ef4830603 38 BootupConfig();
cpm219 0:2d0ef4830603 39
cpm219 0:2d0ef4830603 40 return(1);
cpm219 0:2d0ef4830603 41 }
cpm219 0:2d0ef4830603 42
cpm219 0:2d0ef4830603 43
cpm219 0:2d0ef4830603 44 ft_void_t FT800::BootupConfig(void){
cpm219 0:2d0ef4830603 45 ft_uint8_t chipid;
cpm219 0:2d0ef4830603 46 /* Do a power cycle for safer side */
cpm219 0:2d0ef4830603 47 Powercycle( FT_TRUE);
cpm219 0:2d0ef4830603 48 /*
cpm219 0:2d0ef4830603 49 7/8/16: Curt added the sleep delay below...
cpm219 0:2d0ef4830603 50 */
cpm219 0:2d0ef4830603 51 // Sleep(30);
cpm219 0:2d0ef4830603 52
cpm219 0:2d0ef4830603 53 /* Set the clk to external clock */
cpm219 0:2d0ef4830603 54 HostCommand( FT_GPU_EXTERNAL_OSC);
cpm219 0:2d0ef4830603 55 Sleep(10);
cpm219 0:2d0ef4830603 56
cpm219 0:2d0ef4830603 57 /* Access address 0 to wake up the FT800 */
cpm219 0:2d0ef4830603 58 HostCommand( FT_GPU_ACTIVE_M);
cpm219 0:2d0ef4830603 59 Sleep(500);
cpm219 0:2d0ef4830603 60
cpm219 0:2d0ef4830603 61 /* Switch PLL output to 48MHz */
cpm219 0:2d0ef4830603 62 // HostCommand( FT_GPU_PLL_48M);
cpm219 0:2d0ef4830603 63 Sleep(10);
cpm219 0:2d0ef4830603 64
cpm219 0:2d0ef4830603 65 /* Do a core reset for safer side */
cpm219 0:2d0ef4830603 66 HostCommand( FT_GPU_CORE_RESET);
cpm219 0:2d0ef4830603 67 Sleep(500);
cpm219 0:2d0ef4830603 68 //Read Register ID to check if FT800 is ready.
cpm219 0:2d0ef4830603 69 chipid = Rd8( REG_ID);
cpm219 0:2d0ef4830603 70 // chipid = Rd8(0x0C0000);
cpm219 0:2d0ef4830603 71 pc.printf("ID%08X\n", chipid);
cpm219 0:2d0ef4830603 72 while(chipid != 0x7C)
cpm219 0:2d0ef4830603 73
cpm219 0:2d0ef4830603 74
cpm219 0:2d0ef4830603 75 // Speed up
cpm219 5:506e2de9a9e6 76 // _spi.frequency(20000000); // 20 Mhz SPI clock DC
cpm219 5:506e2de9a9e6 77 _spi.frequency(12000000); // 12 Mhz SPI clock
cpm219 0:2d0ef4830603 78 /* Configuration of LCD display */
cpm219 0:2d0ef4830603 79 DispHCycle = my_DispHCycle;
cpm219 0:2d0ef4830603 80 Wr16( REG_HCYCLE, DispHCycle);
cpm219 0:2d0ef4830603 81 DispHOffset = my_DispHOffset;
cpm219 0:2d0ef4830603 82 Wr16( REG_HOFFSET, DispHOffset);
cpm219 0:2d0ef4830603 83 DispWidth = my_DispWidth;
cpm219 0:2d0ef4830603 84 Wr16( REG_HSIZE, DispWidth);
cpm219 0:2d0ef4830603 85 DispHSync0 = my_DispHSync0;
cpm219 0:2d0ef4830603 86 Wr16( REG_HSYNC0, DispHSync0);
cpm219 0:2d0ef4830603 87 DispHSync1 = my_DispHSync1;
cpm219 0:2d0ef4830603 88 Wr16( REG_HSYNC1, DispHSync1);
cpm219 0:2d0ef4830603 89 DispVCycle = my_DispVCycle;
cpm219 0:2d0ef4830603 90 Wr16( REG_VCYCLE, DispVCycle);
cpm219 0:2d0ef4830603 91 DispVOffset = my_DispVOffset;
cpm219 0:2d0ef4830603 92 Wr16( REG_VOFFSET, DispVOffset);
cpm219 0:2d0ef4830603 93 DispHeight = my_DispHeight;
cpm219 0:2d0ef4830603 94 Wr16( REG_VSIZE, DispHeight);
cpm219 0:2d0ef4830603 95 DispVSync0 = my_DispVSync0;
cpm219 0:2d0ef4830603 96 Wr16( REG_VSYNC0, DispVSync0);
cpm219 0:2d0ef4830603 97 DispVSync1 = my_DispVSync1;
cpm219 0:2d0ef4830603 98 Wr16( REG_VSYNC1, DispVSync1);
cpm219 0:2d0ef4830603 99 DispSwizzle = my_DispSwizzle;
cpm219 0:2d0ef4830603 100 Wr8( REG_SWIZZLE, DispSwizzle);
cpm219 0:2d0ef4830603 101 DispPCLKPol = my_DispPCLKPol;
cpm219 0:2d0ef4830603 102 Wr8( REG_PCLK_POL, DispPCLKPol);
cpm219 0:2d0ef4830603 103 Wr8( REG_CSPREAD, 0);
cpm219 0:2d0ef4830603 104 DispPCLK = my_DispPCLK;
cpm219 0:2d0ef4830603 105 Wr8( REG_PCLK, DispPCLK);//after this display is visible on the LCD
cpm219 0:2d0ef4830603 106
cpm219 4:03932ce8a04e 107 Wr16( REG_PWM_HZ, 10000);
cpm219 4:03932ce8a04e 108 //#ifdef Inv_Backlite // turn on backlite
cpm219 4:03932ce8a04e 109 // Wr16( REG_PWM_DUTY, 0);
cpm219 4:03932ce8a04e 110 //#else
cpm219 5:506e2de9a9e6 111 Wr16( REG_PWM_DUTY, 127);
cpm219 4:03932ce8a04e 112 //#endif
cpm219 0:2d0ef4830603 113 Wr8( REG_GPIO_DIR,0x82); //| Rd8( REG_GPIO_DIR));
cpm219 0:2d0ef4830603 114 Wr8( REG_GPIO,0x080); //| Rd8( REG_GPIO));
cpm219 0:2d0ef4830603 115
cpm219 0:2d0ef4830603 116 Wr32( RAM_DL, CLEAR(1,1,1));
cpm219 0:2d0ef4830603 117 Wr32( RAM_DL+4, DISPLAY());
cpm219 0:2d0ef4830603 118 Wr32( REG_DLSWAP,1);
cpm219 0:2d0ef4830603 119
cpm219 0:2d0ef4830603 120 Wr16( REG_PCLK, DispPCLK);
cpm219 0:2d0ef4830603 121
cpm219 0:2d0ef4830603 122 /* Touch configuration - configure the resistance value to 1200 - this value is specific to customer requirement and derived by experiment */
cpm219 4:03932ce8a04e 123 // Wr16( REG_TOUCH_RZTHRESH,2400);
cpm219 4:03932ce8a04e 124 Wr16( REG_TOUCH_RZTHRESH,0xFFFF);
cpm219 0:2d0ef4830603 125
cpm219 0:2d0ef4830603 126 }
cpm219 0:2d0ef4830603 127
cpm219 0:2d0ef4830603 128
cpm219 0:2d0ef4830603 129
cpm219 0:2d0ef4830603 130 /* API to initialize the SPI interface */
cpm219 0:2d0ef4830603 131 ft_bool_t FT800::Init()
cpm219 0:2d0ef4830603 132 {
cpm219 0:2d0ef4830603 133 // is done in constructor
cpm219 0:2d0ef4830603 134 return 1;
cpm219 0:2d0ef4830603 135 }
cpm219 0:2d0ef4830603 136
cpm219 0:2d0ef4830603 137
cpm219 0:2d0ef4830603 138 ft_bool_t FT800::Open()
cpm219 0:2d0ef4830603 139 {
cpm219 0:2d0ef4830603 140 cmd_fifo_wp = dl_buff_wp = 0;
cpm219 0:2d0ef4830603 141 status = OPENED;
cpm219 0:2d0ef4830603 142 return 1;
cpm219 0:2d0ef4830603 143 }
cpm219 0:2d0ef4830603 144
cpm219 0:2d0ef4830603 145 ft_void_t FT800::Close( )
cpm219 0:2d0ef4830603 146 {
cpm219 0:2d0ef4830603 147 status = CLOSED;
cpm219 0:2d0ef4830603 148 }
cpm219 0:2d0ef4830603 149
cpm219 0:2d0ef4830603 150 ft_void_t FT800::DeInit()
cpm219 0:2d0ef4830603 151 {
cpm219 0:2d0ef4830603 152
cpm219 0:2d0ef4830603 153 }
cpm219 0:2d0ef4830603 154
cpm219 0:2d0ef4830603 155 /*The APIs for reading/writing transfer continuously only with small buffer system*/
cpm219 0:2d0ef4830603 156 ft_void_t FT800::StartTransfer( FT_GPU_TRANSFERDIR_T rw,ft_uint32_t addr)
cpm219 0:2d0ef4830603 157 {
cpm219 0:2d0ef4830603 158 if (FT_GPU_READ == rw){
cpm219 0:2d0ef4830603 159 _ss = 0; // cs low
cpm219 0:2d0ef4830603 160 _spi.write(addr >> 16);
cpm219 0:2d0ef4830603 161 _spi.write(addr >> 8);
cpm219 0:2d0ef4830603 162 _spi.write(addr & 0xff);
cpm219 0:2d0ef4830603 163 _spi.write(0); //Dummy Read Byte
cpm219 0:2d0ef4830603 164 status = READING;
cpm219 0:2d0ef4830603 165 }else{
cpm219 0:2d0ef4830603 166 _ss = 0; // cs low
cpm219 0:2d0ef4830603 167 _spi.write(0x80 | (addr >> 16));
cpm219 0:2d0ef4830603 168 _spi.write(addr >> 8);
cpm219 0:2d0ef4830603 169 _spi.write(addr & 0xff);
cpm219 0:2d0ef4830603 170 status = WRITING;
cpm219 0:2d0ef4830603 171 }
cpm219 0:2d0ef4830603 172 }
cpm219 0:2d0ef4830603 173
cpm219 0:2d0ef4830603 174
cpm219 0:2d0ef4830603 175 /*The APIs for writing transfer continuously only*/
cpm219 0:2d0ef4830603 176 ft_void_t FT800::StartCmdTransfer( FT_GPU_TRANSFERDIR_T rw, ft_uint16_t count)
cpm219 0:2d0ef4830603 177 {
cpm219 0:2d0ef4830603 178 StartTransfer( rw, cmd_fifo_wp + RAM_CMD);
cpm219 0:2d0ef4830603 179 }
cpm219 0:2d0ef4830603 180
cpm219 0:2d0ef4830603 181 ft_uint8_t FT800::TransferString( const ft_char8_t *string)
cpm219 0:2d0ef4830603 182 {
cpm219 0:2d0ef4830603 183 ft_uint16_t length = strlen(string);
cpm219 0:2d0ef4830603 184 while(length --){
cpm219 0:2d0ef4830603 185 Transfer8( *string);
cpm219 0:2d0ef4830603 186 string ++;
cpm219 0:2d0ef4830603 187 }
cpm219 0:2d0ef4830603 188 //Append one null as ending flag
cpm219 0:2d0ef4830603 189 Transfer8( 0);
cpm219 0:2d0ef4830603 190 return(1);
cpm219 0:2d0ef4830603 191 }
cpm219 0:2d0ef4830603 192
cpm219 0:2d0ef4830603 193
cpm219 0:2d0ef4830603 194 ft_uint8_t FT800::Transfer8( ft_uint8_t value)
cpm219 0:2d0ef4830603 195 {
cpm219 0:2d0ef4830603 196 return _spi.write(value);
cpm219 0:2d0ef4830603 197 }
cpm219 0:2d0ef4830603 198
cpm219 0:2d0ef4830603 199
cpm219 0:2d0ef4830603 200 ft_uint16_t FT800::Transfer16( ft_uint16_t value)
cpm219 0:2d0ef4830603 201 {
cpm219 0:2d0ef4830603 202 ft_uint16_t retVal = 0;
cpm219 0:2d0ef4830603 203
cpm219 0:2d0ef4830603 204 if (status == WRITING){
cpm219 0:2d0ef4830603 205 Transfer8( value & 0xFF);//LSB first
cpm219 0:2d0ef4830603 206 Transfer8( (value >> 8) & 0xFF);
cpm219 0:2d0ef4830603 207 }else{
cpm219 0:2d0ef4830603 208 retVal = Transfer8( 0);
cpm219 0:2d0ef4830603 209 retVal |= (ft_uint16_t)Transfer8( 0) << 8;
cpm219 0:2d0ef4830603 210 }
cpm219 0:2d0ef4830603 211
cpm219 0:2d0ef4830603 212 return retVal;
cpm219 0:2d0ef4830603 213 }
cpm219 0:2d0ef4830603 214
cpm219 0:2d0ef4830603 215 ft_uint32_t FT800::Transfer32( ft_uint32_t value)
cpm219 0:2d0ef4830603 216 {
cpm219 0:2d0ef4830603 217 ft_uint32_t retVal = 0;
cpm219 0:2d0ef4830603 218 if (status == WRITING){
cpm219 0:2d0ef4830603 219 Transfer16( value & 0xFFFF);//LSB first
cpm219 0:2d0ef4830603 220 Transfer16( (value >> 16) & 0xFFFF);
cpm219 0:2d0ef4830603 221 }else{
cpm219 0:2d0ef4830603 222 retVal = Transfer16( 0);
cpm219 0:2d0ef4830603 223 retVal |= (ft_uint32_t)Transfer16( 0) << 16;
cpm219 0:2d0ef4830603 224 }
cpm219 0:2d0ef4830603 225 return retVal;
cpm219 0:2d0ef4830603 226 }
cpm219 0:2d0ef4830603 227
cpm219 0:2d0ef4830603 228 ft_void_t FT800::EndTransfer( )
cpm219 0:2d0ef4830603 229 {
cpm219 0:2d0ef4830603 230 _ss = 1;
cpm219 0:2d0ef4830603 231 status = OPENED;
cpm219 0:2d0ef4830603 232 }
cpm219 0:2d0ef4830603 233
cpm219 0:2d0ef4830603 234
cpm219 0:2d0ef4830603 235 ft_uint8_t FT800::Rd8( ft_uint32_t addr)
cpm219 0:2d0ef4830603 236 {
cpm219 0:2d0ef4830603 237 ft_uint8_t value;
cpm219 0:2d0ef4830603 238 StartTransfer( FT_GPU_READ,addr);
cpm219 0:2d0ef4830603 239 value = Transfer8( 0);
cpm219 0:2d0ef4830603 240 EndTransfer( );
cpm219 0:2d0ef4830603 241 return value;
cpm219 0:2d0ef4830603 242 }
cpm219 0:2d0ef4830603 243 ft_uint16_t FT800::Rd16( ft_uint32_t addr)
cpm219 0:2d0ef4830603 244 {
cpm219 0:2d0ef4830603 245 ft_uint16_t value;
cpm219 0:2d0ef4830603 246 StartTransfer( FT_GPU_READ,addr);
cpm219 0:2d0ef4830603 247 value = Transfer16( 0);
cpm219 0:2d0ef4830603 248 EndTransfer( );
cpm219 0:2d0ef4830603 249 return value;
cpm219 0:2d0ef4830603 250 }
cpm219 0:2d0ef4830603 251 ft_uint32_t FT800::Rd32( ft_uint32_t addr)
cpm219 0:2d0ef4830603 252 {
cpm219 0:2d0ef4830603 253 ft_uint32_t value;
cpm219 0:2d0ef4830603 254 StartTransfer( FT_GPU_READ,addr);
cpm219 0:2d0ef4830603 255 value = Transfer32( 0);
cpm219 0:2d0ef4830603 256 EndTransfer( );
cpm219 0:2d0ef4830603 257 return value;
cpm219 0:2d0ef4830603 258 }
cpm219 0:2d0ef4830603 259
cpm219 0:2d0ef4830603 260 ft_void_t FT800::Wr8( ft_uint32_t addr, ft_uint8_t v)
cpm219 0:2d0ef4830603 261 {
cpm219 0:2d0ef4830603 262 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 263 Transfer8( v);
cpm219 0:2d0ef4830603 264 EndTransfer( );
cpm219 0:2d0ef4830603 265 }
cpm219 0:2d0ef4830603 266 ft_void_t FT800::Wr16( ft_uint32_t addr, ft_uint16_t v)
cpm219 0:2d0ef4830603 267 {
cpm219 0:2d0ef4830603 268 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 269 Transfer16( v);
cpm219 0:2d0ef4830603 270 EndTransfer( );
cpm219 0:2d0ef4830603 271 }
cpm219 0:2d0ef4830603 272 ft_void_t FT800::Wr32( ft_uint32_t addr, ft_uint32_t v)
cpm219 0:2d0ef4830603 273 {
cpm219 0:2d0ef4830603 274 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 275 Transfer32( v);
cpm219 0:2d0ef4830603 276 EndTransfer( );
cpm219 0:2d0ef4830603 277 }
cpm219 0:2d0ef4830603 278
cpm219 0:2d0ef4830603 279 ft_void_t FT800::HostCommand( ft_uint8_t cmd)
cpm219 0:2d0ef4830603 280 {
cpm219 0:2d0ef4830603 281 _ss = 0;
cpm219 0:2d0ef4830603 282 _spi.write(cmd);
cpm219 0:2d0ef4830603 283 _spi.write(0);
cpm219 0:2d0ef4830603 284 _spi.write(0);
cpm219 0:2d0ef4830603 285 _ss = 1;
cpm219 0:2d0ef4830603 286 }
cpm219 0:2d0ef4830603 287
cpm219 0:2d0ef4830603 288 ft_void_t FT800::ClockSelect( FT_GPU_PLL_SOURCE_T pllsource)
cpm219 0:2d0ef4830603 289 {
cpm219 0:2d0ef4830603 290 HostCommand( pllsource);
cpm219 0:2d0ef4830603 291 }
cpm219 0:2d0ef4830603 292
cpm219 0:2d0ef4830603 293 ft_void_t FT800::PLL_FreqSelect( FT_GPU_PLL_FREQ_T freq)
cpm219 0:2d0ef4830603 294 {
cpm219 0:2d0ef4830603 295 HostCommand( freq);
cpm219 0:2d0ef4830603 296 }
cpm219 0:2d0ef4830603 297
cpm219 0:2d0ef4830603 298 ft_void_t FT800::PowerModeSwitch( FT_GPU_POWER_MODE_T pwrmode)
cpm219 0:2d0ef4830603 299 {
cpm219 0:2d0ef4830603 300 HostCommand( pwrmode);
cpm219 0:2d0ef4830603 301 }
cpm219 0:2d0ef4830603 302
cpm219 0:2d0ef4830603 303 ft_void_t FT800::CoreReset( )
cpm219 0:2d0ef4830603 304 {
cpm219 0:2d0ef4830603 305 HostCommand( 0x68);
cpm219 0:2d0ef4830603 306 }
cpm219 0:2d0ef4830603 307
cpm219 0:2d0ef4830603 308
cpm219 0:2d0ef4830603 309 ft_void_t FT800::Updatecmdfifo( ft_uint16_t count)
cpm219 0:2d0ef4830603 310 {
cpm219 0:2d0ef4830603 311 cmd_fifo_wp = ( cmd_fifo_wp + count) & 4095;
cpm219 0:2d0ef4830603 312 //4 byte alignment
cpm219 0:2d0ef4830603 313 cmd_fifo_wp = ( cmd_fifo_wp + 3) & 0xffc;
cpm219 0:2d0ef4830603 314 Wr16( REG_CMD_WRITE, cmd_fifo_wp);
cpm219 0:2d0ef4830603 315 }
cpm219 0:2d0ef4830603 316
cpm219 0:2d0ef4830603 317
cpm219 0:2d0ef4830603 318 ft_uint16_t FT800::fifo_Freespace( )
cpm219 0:2d0ef4830603 319 {
cpm219 0:2d0ef4830603 320 ft_uint16_t fullness,retval;
cpm219 0:2d0ef4830603 321
cpm219 0:2d0ef4830603 322 fullness = ( cmd_fifo_wp - Rd16( REG_CMD_READ)) & 4095;
cpm219 0:2d0ef4830603 323 retval = (FT_CMD_FIFO_SIZE - 4) - fullness;
cpm219 0:2d0ef4830603 324 return (retval);
cpm219 0:2d0ef4830603 325 }
cpm219 0:2d0ef4830603 326
cpm219 0:2d0ef4830603 327 ft_void_t FT800::WrCmdBuf( ft_uint8_t *buffer,ft_uint16_t count)
cpm219 0:2d0ef4830603 328 {
cpm219 0:2d0ef4830603 329 ft_uint32_t length =0, SizeTransfered = 0;
cpm219 0:2d0ef4830603 330
cpm219 0:2d0ef4830603 331 #define MAX_CMD_FIFO_TRANSFER fifo_Freespace( )
cpm219 0:2d0ef4830603 332 do {
cpm219 0:2d0ef4830603 333 length = count;
cpm219 0:2d0ef4830603 334 if (length > MAX_CMD_FIFO_TRANSFER){
cpm219 0:2d0ef4830603 335 length = MAX_CMD_FIFO_TRANSFER;
cpm219 0:2d0ef4830603 336 }
cpm219 0:2d0ef4830603 337 CheckCmdBuffer( length);
cpm219 0:2d0ef4830603 338
cpm219 0:2d0ef4830603 339 StartCmdTransfer( FT_GPU_WRITE,length);
cpm219 0:2d0ef4830603 340
cpm219 0:2d0ef4830603 341 SizeTransfered = 0;
cpm219 0:2d0ef4830603 342 while (length--) {
cpm219 0:2d0ef4830603 343 Transfer8( *buffer);
cpm219 0:2d0ef4830603 344 buffer++;
cpm219 0:2d0ef4830603 345 SizeTransfered ++;
cpm219 0:2d0ef4830603 346 }
cpm219 0:2d0ef4830603 347 length = SizeTransfered;
cpm219 0:2d0ef4830603 348
cpm219 0:2d0ef4830603 349 EndTransfer( );
cpm219 0:2d0ef4830603 350 Updatecmdfifo( length);
cpm219 0:2d0ef4830603 351
cpm219 0:2d0ef4830603 352 WaitCmdfifo_empty( );
cpm219 0:2d0ef4830603 353
cpm219 0:2d0ef4830603 354 count -= length;
cpm219 0:2d0ef4830603 355 }while (count > 0);
cpm219 0:2d0ef4830603 356 }
cpm219 0:2d0ef4830603 357
cpm219 0:2d0ef4830603 358
cpm219 0:2d0ef4830603 359 ft_void_t FT800::WrCmdBufFromFlash( FT_PROGMEM ft_prog_uchar8_t *buffer,ft_uint16_t count)
cpm219 0:2d0ef4830603 360 {
cpm219 0:2d0ef4830603 361 ft_uint32_t length =0, SizeTransfered = 0;
cpm219 0:2d0ef4830603 362
cpm219 0:2d0ef4830603 363 #define MAX_CMD_FIFO_TRANSFER fifo_Freespace( )
cpm219 0:2d0ef4830603 364 do {
cpm219 0:2d0ef4830603 365 length = count;
cpm219 0:2d0ef4830603 366 if (length > MAX_CMD_FIFO_TRANSFER){
cpm219 0:2d0ef4830603 367 length = MAX_CMD_FIFO_TRANSFER;
cpm219 0:2d0ef4830603 368 }
cpm219 0:2d0ef4830603 369 CheckCmdBuffer( length);
cpm219 0:2d0ef4830603 370
cpm219 0:2d0ef4830603 371 StartCmdTransfer( FT_GPU_WRITE,length);
cpm219 0:2d0ef4830603 372
cpm219 0:2d0ef4830603 373
cpm219 0:2d0ef4830603 374 SizeTransfered = 0;
cpm219 0:2d0ef4830603 375 while (length--) {
cpm219 0:2d0ef4830603 376 Transfer8( ft_pgm_read_byte_near(buffer));
cpm219 0:2d0ef4830603 377 buffer++;
cpm219 0:2d0ef4830603 378 SizeTransfered ++;
cpm219 0:2d0ef4830603 379 }
cpm219 0:2d0ef4830603 380 length = SizeTransfered;
cpm219 0:2d0ef4830603 381
cpm219 0:2d0ef4830603 382 EndTransfer( );
cpm219 0:2d0ef4830603 383 Updatecmdfifo( length);
cpm219 0:2d0ef4830603 384
cpm219 0:2d0ef4830603 385 WaitCmdfifo_empty( );
cpm219 0:2d0ef4830603 386
cpm219 0:2d0ef4830603 387 count -= length;
cpm219 0:2d0ef4830603 388 }while (count > 0);
cpm219 0:2d0ef4830603 389 }
cpm219 0:2d0ef4830603 390
cpm219 0:2d0ef4830603 391
cpm219 0:2d0ef4830603 392 ft_void_t FT800::CheckCmdBuffer( ft_uint16_t count)
cpm219 0:2d0ef4830603 393 {
cpm219 0:2d0ef4830603 394 ft_uint16_t getfreespace;
cpm219 0:2d0ef4830603 395 do{
cpm219 0:2d0ef4830603 396 getfreespace = fifo_Freespace( );
cpm219 0:2d0ef4830603 397 }while(getfreespace < count);
cpm219 0:2d0ef4830603 398 }
cpm219 0:2d0ef4830603 399
cpm219 0:2d0ef4830603 400 ft_void_t FT800::WaitCmdfifo_empty( )
cpm219 0:2d0ef4830603 401 {
cpm219 0:2d0ef4830603 402 while(Rd16( REG_CMD_READ) != Rd16( REG_CMD_WRITE));
cpm219 0:2d0ef4830603 403
cpm219 0:2d0ef4830603 404 cmd_fifo_wp = Rd16( REG_CMD_WRITE);
cpm219 0:2d0ef4830603 405 }
cpm219 0:2d0ef4830603 406
cpm219 0:2d0ef4830603 407 ft_void_t FT800::WaitLogo_Finish( )
cpm219 0:2d0ef4830603 408 {
cpm219 0:2d0ef4830603 409 ft_int16_t cmdrdptr,cmdwrptr;
cpm219 0:2d0ef4830603 410
cpm219 0:2d0ef4830603 411 do{
cpm219 0:2d0ef4830603 412 cmdrdptr = Rd16( REG_CMD_READ);
cpm219 0:2d0ef4830603 413 cmdwrptr = Rd16( REG_CMD_WRITE);
cpm219 0:2d0ef4830603 414 }while ((cmdwrptr != cmdrdptr) || (cmdrdptr != 0));
cpm219 0:2d0ef4830603 415 cmd_fifo_wp = 0;
cpm219 0:2d0ef4830603 416 }
cpm219 0:2d0ef4830603 417
cpm219 0:2d0ef4830603 418
cpm219 0:2d0ef4830603 419 ft_void_t FT800::ResetCmdFifo( )
cpm219 0:2d0ef4830603 420 {
cpm219 0:2d0ef4830603 421 cmd_fifo_wp = 0;
cpm219 0:2d0ef4830603 422 }
cpm219 0:2d0ef4830603 423
cpm219 0:2d0ef4830603 424
cpm219 0:2d0ef4830603 425 ft_void_t FT800::WrCmd32( ft_uint32_t cmd)
cpm219 0:2d0ef4830603 426 {
cpm219 0:2d0ef4830603 427 CheckCmdBuffer( sizeof(cmd));
cpm219 0:2d0ef4830603 428
cpm219 0:2d0ef4830603 429 Wr32( RAM_CMD + cmd_fifo_wp,cmd);
cpm219 0:2d0ef4830603 430
cpm219 0:2d0ef4830603 431 Updatecmdfifo( sizeof(cmd));
cpm219 0:2d0ef4830603 432 }
cpm219 0:2d0ef4830603 433
cpm219 0:2d0ef4830603 434
cpm219 0:2d0ef4830603 435 ft_void_t FT800::ResetDLBuffer( )
cpm219 0:2d0ef4830603 436 {
cpm219 0:2d0ef4830603 437 dl_buff_wp = 0;
cpm219 0:2d0ef4830603 438 }
cpm219 0:2d0ef4830603 439
cpm219 0:2d0ef4830603 440 /* Toggle PD_N pin of FT800 board for a power cycle*/
cpm219 0:2d0ef4830603 441 ft_void_t FT800::Powercycle( ft_bool_t up)
cpm219 0:2d0ef4830603 442 {
cpm219 0:2d0ef4830603 443 if (up)
cpm219 0:2d0ef4830603 444 {
cpm219 0:2d0ef4830603 445 //Toggle PD_N from low to high for power up switch
cpm219 0:2d0ef4830603 446 _pd = 0;
cpm219 0:2d0ef4830603 447 Sleep(20);
cpm219 0:2d0ef4830603 448
cpm219 0:2d0ef4830603 449 _pd = 1;
cpm219 0:2d0ef4830603 450 Sleep(20);
cpm219 0:2d0ef4830603 451 }else
cpm219 0:2d0ef4830603 452 {
cpm219 0:2d0ef4830603 453 //Toggle PD_N from high to low for power down switch
cpm219 0:2d0ef4830603 454 _pd = 1;
cpm219 0:2d0ef4830603 455 Sleep(20);
cpm219 0:2d0ef4830603 456
cpm219 0:2d0ef4830603 457 _pd = 0;
cpm219 0:2d0ef4830603 458 Sleep(20);
cpm219 0:2d0ef4830603 459 }
cpm219 0:2d0ef4830603 460 }
cpm219 0:2d0ef4830603 461
cpm219 0:2d0ef4830603 462 ft_void_t FT800::WrMemFromFlash( ft_uint32_t addr,const ft_prog_uchar8_t *buffer, ft_uint32_t length)
cpm219 0:2d0ef4830603 463 {
cpm219 0:2d0ef4830603 464 //ft_uint32_t SizeTransfered = 0;
cpm219 0:2d0ef4830603 465
cpm219 0:2d0ef4830603 466 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 467
cpm219 0:2d0ef4830603 468 while (length--) {
cpm219 0:2d0ef4830603 469 Transfer8( ft_pgm_read_byte_near(buffer));
cpm219 0:2d0ef4830603 470 buffer++;
cpm219 0:2d0ef4830603 471 }
cpm219 0:2d0ef4830603 472
cpm219 0:2d0ef4830603 473 EndTransfer( );
cpm219 0:2d0ef4830603 474 }
cpm219 0:2d0ef4830603 475
cpm219 0:2d0ef4830603 476 ft_void_t FT800::WrMem( ft_uint32_t addr,const ft_uint8_t *buffer, ft_uint32_t length)
cpm219 0:2d0ef4830603 477 {
cpm219 0:2d0ef4830603 478 //ft_uint32_t SizeTransfered = 0;
cpm219 0:2d0ef4830603 479
cpm219 0:2d0ef4830603 480 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 481
cpm219 0:2d0ef4830603 482 while (length--) {
cpm219 0:2d0ef4830603 483 Transfer8( *buffer);
cpm219 0:2d0ef4830603 484 buffer++;
cpm219 0:2d0ef4830603 485 }
cpm219 0:2d0ef4830603 486
cpm219 0:2d0ef4830603 487 EndTransfer( );
cpm219 0:2d0ef4830603 488 }
cpm219 0:2d0ef4830603 489
cpm219 0:2d0ef4830603 490
cpm219 0:2d0ef4830603 491 ft_void_t FT800::RdMem( ft_uint32_t addr, ft_uint8_t *buffer, ft_uint32_t length)
cpm219 0:2d0ef4830603 492 {
cpm219 0:2d0ef4830603 493 //ft_uint32_t SizeTransfered = 0;
cpm219 0:2d0ef4830603 494
cpm219 0:2d0ef4830603 495 StartTransfer( FT_GPU_READ,addr);
cpm219 0:2d0ef4830603 496
cpm219 0:2d0ef4830603 497 while (length--) {
cpm219 0:2d0ef4830603 498 *buffer = Transfer8( 0);
cpm219 0:2d0ef4830603 499 buffer++;
cpm219 0:2d0ef4830603 500 }
cpm219 0:2d0ef4830603 501
cpm219 0:2d0ef4830603 502 EndTransfer( );
cpm219 0:2d0ef4830603 503 }
cpm219 0:2d0ef4830603 504
cpm219 0:2d0ef4830603 505 ft_int32_t FT800::Dec2Ascii(ft_char8_t *pSrc,ft_int32_t value)
cpm219 0:2d0ef4830603 506 {
cpm219 0:2d0ef4830603 507 ft_int16_t Length;
cpm219 0:2d0ef4830603 508 ft_char8_t *pdst,charval;
cpm219 0:2d0ef4830603 509 ft_int32_t CurrVal = value,tmpval,i;
cpm219 0:2d0ef4830603 510 ft_char8_t tmparray[16],idx = 0;
cpm219 0:2d0ef4830603 511
cpm219 0:2d0ef4830603 512 Length = strlen(pSrc);
cpm219 0:2d0ef4830603 513 pdst = pSrc + Length;
cpm219 0:2d0ef4830603 514
cpm219 0:2d0ef4830603 515 if(0 == value)
cpm219 0:2d0ef4830603 516 {
cpm219 0:2d0ef4830603 517 *pdst++ = '0';
cpm219 0:2d0ef4830603 518 *pdst++ = '\0';
cpm219 0:2d0ef4830603 519 return 0;
cpm219 0:2d0ef4830603 520 }
cpm219 0:2d0ef4830603 521
cpm219 0:2d0ef4830603 522 if(CurrVal < 0)
cpm219 0:2d0ef4830603 523 {
cpm219 0:2d0ef4830603 524 *pdst++ = '-';
cpm219 0:2d0ef4830603 525 CurrVal = - CurrVal;
cpm219 0:2d0ef4830603 526 }
cpm219 0:2d0ef4830603 527 /* insert the value */
cpm219 0:2d0ef4830603 528 while(CurrVal > 0){
cpm219 0:2d0ef4830603 529 tmpval = CurrVal;
cpm219 0:2d0ef4830603 530 CurrVal /= 10;
cpm219 0:2d0ef4830603 531 tmpval = tmpval - CurrVal*10;
cpm219 0:2d0ef4830603 532 charval = '0' + tmpval;
cpm219 0:2d0ef4830603 533 tmparray[idx++] = charval;
cpm219 0:2d0ef4830603 534 }
cpm219 0:2d0ef4830603 535
cpm219 0:2d0ef4830603 536 for(i=0;i<idx;i++)
cpm219 0:2d0ef4830603 537 {
cpm219 0:2d0ef4830603 538 *pdst++ = tmparray[idx - i - 1];
cpm219 0:2d0ef4830603 539 }
cpm219 0:2d0ef4830603 540 *pdst++ = '\0';
cpm219 0:2d0ef4830603 541
cpm219 0:2d0ef4830603 542 return 0;
cpm219 0:2d0ef4830603 543 }
cpm219 0:2d0ef4830603 544
cpm219 0:2d0ef4830603 545
cpm219 0:2d0ef4830603 546 ft_void_t FT800::Sleep(ft_uint16_t ms)
cpm219 0:2d0ef4830603 547 {
cpm219 0:2d0ef4830603 548 wait_ms(ms);
cpm219 0:2d0ef4830603 549 }
cpm219 0:2d0ef4830603 550
cpm219 0:2d0ef4830603 551 ft_void_t FT800::Sound_ON(){
cpm219 0:2d0ef4830603 552 Wr8( REG_GPIO, 0x02 | Rd8( REG_GPIO));
cpm219 0:2d0ef4830603 553 }
cpm219 0:2d0ef4830603 554
cpm219 0:2d0ef4830603 555 ft_void_t FT800::Sound_OFF(){
cpm219 0:2d0ef4830603 556 Wr8( REG_GPIO, 0xFD & Rd8( REG_GPIO));
cpm219 0:2d0ef4830603 557 }
cpm219 0:2d0ef4830603 558
cpm219 0:2d0ef4830603 559
cpm219 0:2d0ef4830603 560
cpm219 0:2d0ef4830603 561