Denis Nyzovets / FT810

Library for FT810 EVE chip

Fork of FT810 by Curtis Mattull

src/FT_GPU_Hal.cpp@4:03932ce8a04e, 2016-09-17 (annotated)

Committer:
cpm219
Date:
Sat Sep 17 15:07:06 2016 +0000
Revision:
4:03932ce8a04e
Parent:
3:e9de02606330
Child:
5:506e2de9a9e6
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 0:2d0ef4830603 21 _spi(mosi, miso, sck),
cpm219 0:2d0ef4830603 22 _ss(ss),
cpm219 0:2d0ef4830603 23 _pd(pd),
cpm219 0:2d0ef4830603 24 _f800_isr(InterruptIn(intr))
cpm219 0:2d0ef4830603 25 {
cpm219 0:2d0ef4830603 26 _spi.format(8,0); // 8 bit spi mode 0
cpm219 0:2d0ef4830603 27 _spi.frequency(1000000); // start with 10 Mhz SPI clock
cpm219 0:2d0ef4830603 28 _ss = 1; // cs high
cpm219 0:2d0ef4830603 29 _pd = 1; // PD high
cpm219 0:2d0ef4830603 30 Bootup();
cpm219 0:2d0ef4830603 31 }
cpm219 0:2d0ef4830603 32
cpm219 0:2d0ef4830603 33
cpm219 0:2d0ef4830603 34 ft_bool_t FT800::Bootup(void){
cpm219 0:2d0ef4830603 35 Open();
cpm219 0:2d0ef4830603 36 BootupConfig();
cpm219 0:2d0ef4830603 37
cpm219 0:2d0ef4830603 38 return(1);
cpm219 0:2d0ef4830603 39 }
cpm219 0:2d0ef4830603 40
cpm219 0:2d0ef4830603 41
cpm219 0:2d0ef4830603 42 ft_void_t FT800::BootupConfig(void){
cpm219 0:2d0ef4830603 43 ft_uint8_t chipid;
cpm219 0:2d0ef4830603 44 /* Do a power cycle for safer side */
cpm219 0:2d0ef4830603 45 Powercycle( FT_TRUE);
cpm219 0:2d0ef4830603 46 /*
cpm219 0:2d0ef4830603 47 7/8/16: Curt added the sleep delay below...
cpm219 0:2d0ef4830603 48 */
cpm219 0:2d0ef4830603 49 // Sleep(30);
cpm219 0:2d0ef4830603 50
cpm219 0:2d0ef4830603 51 /* Set the clk to external clock */
cpm219 0:2d0ef4830603 52 HostCommand( FT_GPU_EXTERNAL_OSC);
cpm219 0:2d0ef4830603 53 Sleep(10);
cpm219 0:2d0ef4830603 54
cpm219 0:2d0ef4830603 55 /* Access address 0 to wake up the FT800 */
cpm219 0:2d0ef4830603 56 HostCommand( FT_GPU_ACTIVE_M);
cpm219 0:2d0ef4830603 57 Sleep(500);
cpm219 0:2d0ef4830603 58
cpm219 0:2d0ef4830603 59 /* Switch PLL output to 48MHz */
cpm219 0:2d0ef4830603 60 // HostCommand( FT_GPU_PLL_48M);
cpm219 0:2d0ef4830603 61 Sleep(10);
cpm219 0:2d0ef4830603 62
cpm219 0:2d0ef4830603 63 /* Do a core reset for safer side */
cpm219 0:2d0ef4830603 64 HostCommand( FT_GPU_CORE_RESET);
cpm219 0:2d0ef4830603 65 Sleep(500);
cpm219 0:2d0ef4830603 66 //Read Register ID to check if FT800 is ready.
cpm219 0:2d0ef4830603 67 chipid = Rd8( REG_ID);
cpm219 0:2d0ef4830603 68 // chipid = Rd8(0x0C0000);
cpm219 0:2d0ef4830603 69 pc.printf("ID%08X\n", chipid);
cpm219 0:2d0ef4830603 70 while(chipid != 0x7C)
cpm219 0:2d0ef4830603 71
cpm219 0:2d0ef4830603 72
cpm219 0:2d0ef4830603 73 // Speed up
cpm219 0:2d0ef4830603 74 _spi.frequency(20000000); // 20 Mhz SPI clock DC
cpm219 0:2d0ef4830603 75 // _spi.frequency(12000000); // 12 Mhz SPI clock
cpm219 0:2d0ef4830603 76 /* Configuration of LCD display */
cpm219 0:2d0ef4830603 77 DispHCycle = my_DispHCycle;
cpm219 0:2d0ef4830603 78 Wr16( REG_HCYCLE, DispHCycle);
cpm219 0:2d0ef4830603 79 DispHOffset = my_DispHOffset;
cpm219 0:2d0ef4830603 80 Wr16( REG_HOFFSET, DispHOffset);
cpm219 0:2d0ef4830603 81 DispWidth = my_DispWidth;
cpm219 0:2d0ef4830603 82 Wr16( REG_HSIZE, DispWidth);
cpm219 0:2d0ef4830603 83 DispHSync0 = my_DispHSync0;
cpm219 0:2d0ef4830603 84 Wr16( REG_HSYNC0, DispHSync0);
cpm219 0:2d0ef4830603 85 DispHSync1 = my_DispHSync1;
cpm219 0:2d0ef4830603 86 Wr16( REG_HSYNC1, DispHSync1);
cpm219 0:2d0ef4830603 87 DispVCycle = my_DispVCycle;
cpm219 0:2d0ef4830603 88 Wr16( REG_VCYCLE, DispVCycle);
cpm219 0:2d0ef4830603 89 DispVOffset = my_DispVOffset;
cpm219 0:2d0ef4830603 90 Wr16( REG_VOFFSET, DispVOffset);
cpm219 0:2d0ef4830603 91 DispHeight = my_DispHeight;
cpm219 0:2d0ef4830603 92 Wr16( REG_VSIZE, DispHeight);
cpm219 0:2d0ef4830603 93 DispVSync0 = my_DispVSync0;
cpm219 0:2d0ef4830603 94 Wr16( REG_VSYNC0, DispVSync0);
cpm219 0:2d0ef4830603 95 DispVSync1 = my_DispVSync1;
cpm219 0:2d0ef4830603 96 Wr16( REG_VSYNC1, DispVSync1);
cpm219 0:2d0ef4830603 97 DispSwizzle = my_DispSwizzle;
cpm219 0:2d0ef4830603 98 Wr8( REG_SWIZZLE, DispSwizzle);
cpm219 0:2d0ef4830603 99 DispPCLKPol = my_DispPCLKPol;
cpm219 0:2d0ef4830603 100 Wr8( REG_PCLK_POL, DispPCLKPol);
cpm219 0:2d0ef4830603 101 Wr8( REG_CSPREAD, 0);
cpm219 0:2d0ef4830603 102 DispPCLK = my_DispPCLK;
cpm219 0:2d0ef4830603 103 Wr8( REG_PCLK, DispPCLK);//after this display is visible on the LCD
cpm219 0:2d0ef4830603 104
cpm219 4:03932ce8a04e 105 Wr16( REG_PWM_HZ, 10000);
cpm219 4:03932ce8a04e 106 //#ifdef Inv_Backlite // turn on backlite
cpm219 4:03932ce8a04e 107 // Wr16( REG_PWM_DUTY, 0);
cpm219 4:03932ce8a04e 108 //#else
cpm219 4:03932ce8a04e 109 Wr16( REG_PWM_DUTY, 128);
cpm219 4:03932ce8a04e 110 //#endif
cpm219 0:2d0ef4830603 111 Wr8( REG_GPIO_DIR,0x82); //| Rd8( REG_GPIO_DIR));
cpm219 0:2d0ef4830603 112 Wr8( REG_GPIO,0x080); //| Rd8( REG_GPIO));
cpm219 0:2d0ef4830603 113
cpm219 0:2d0ef4830603 114 Wr32( RAM_DL, CLEAR(1,1,1));
cpm219 0:2d0ef4830603 115 Wr32( RAM_DL+4, DISPLAY());
cpm219 0:2d0ef4830603 116 Wr32( REG_DLSWAP,1);
cpm219 0:2d0ef4830603 117
cpm219 0:2d0ef4830603 118 Wr16( REG_PCLK, DispPCLK);
cpm219 0:2d0ef4830603 119
cpm219 0:2d0ef4830603 120 /* Touch configuration - configure the resistance value to 1200 - this value is specific to customer requirement and derived by experiment */
cpm219 4:03932ce8a04e 121 // Wr16( REG_TOUCH_RZTHRESH,2400);
cpm219 4:03932ce8a04e 122 Wr16( REG_TOUCH_RZTHRESH,0xFFFF);
cpm219 0:2d0ef4830603 123
cpm219 0:2d0ef4830603 124 }
cpm219 0:2d0ef4830603 125
cpm219 0:2d0ef4830603 126
cpm219 0:2d0ef4830603 127
cpm219 0:2d0ef4830603 128 /* API to initialize the SPI interface */
cpm219 0:2d0ef4830603 129 ft_bool_t FT800::Init()
cpm219 0:2d0ef4830603 130 {
cpm219 0:2d0ef4830603 131 // is done in constructor
cpm219 0:2d0ef4830603 132 return 1;
cpm219 0:2d0ef4830603 133 }
cpm219 0:2d0ef4830603 134
cpm219 0:2d0ef4830603 135
cpm219 0:2d0ef4830603 136 ft_bool_t FT800::Open()
cpm219 0:2d0ef4830603 137 {
cpm219 0:2d0ef4830603 138 cmd_fifo_wp = dl_buff_wp = 0;
cpm219 0:2d0ef4830603 139 status = OPENED;
cpm219 0:2d0ef4830603 140 return 1;
cpm219 0:2d0ef4830603 141 }
cpm219 0:2d0ef4830603 142
cpm219 0:2d0ef4830603 143 ft_void_t FT800::Close( )
cpm219 0:2d0ef4830603 144 {
cpm219 0:2d0ef4830603 145 status = CLOSED;
cpm219 0:2d0ef4830603 146 }
cpm219 0:2d0ef4830603 147
cpm219 0:2d0ef4830603 148 ft_void_t FT800::DeInit()
cpm219 0:2d0ef4830603 149 {
cpm219 0:2d0ef4830603 150
cpm219 0:2d0ef4830603 151 }
cpm219 0:2d0ef4830603 152
cpm219 0:2d0ef4830603 153 /*The APIs for reading/writing transfer continuously only with small buffer system*/
cpm219 0:2d0ef4830603 154 ft_void_t FT800::StartTransfer( FT_GPU_TRANSFERDIR_T rw,ft_uint32_t addr)
cpm219 0:2d0ef4830603 155 {
cpm219 0:2d0ef4830603 156 if (FT_GPU_READ == rw){
cpm219 0:2d0ef4830603 157 _ss = 0; // cs low
cpm219 0:2d0ef4830603 158 _spi.write(addr >> 16);
cpm219 0:2d0ef4830603 159 _spi.write(addr >> 8);
cpm219 0:2d0ef4830603 160 _spi.write(addr & 0xff);
cpm219 0:2d0ef4830603 161 _spi.write(0); //Dummy Read Byte
cpm219 0:2d0ef4830603 162 status = READING;
cpm219 0:2d0ef4830603 163 }else{
cpm219 0:2d0ef4830603 164 _ss = 0; // cs low
cpm219 0:2d0ef4830603 165 _spi.write(0x80 | (addr >> 16));
cpm219 0:2d0ef4830603 166 _spi.write(addr >> 8);
cpm219 0:2d0ef4830603 167 _spi.write(addr & 0xff);
cpm219 0:2d0ef4830603 168 status = WRITING;
cpm219 0:2d0ef4830603 169 }
cpm219 0:2d0ef4830603 170 }
cpm219 0:2d0ef4830603 171
cpm219 0:2d0ef4830603 172
cpm219 0:2d0ef4830603 173 /*The APIs for writing transfer continuously only*/
cpm219 0:2d0ef4830603 174 ft_void_t FT800::StartCmdTransfer( FT_GPU_TRANSFERDIR_T rw, ft_uint16_t count)
cpm219 0:2d0ef4830603 175 {
cpm219 0:2d0ef4830603 176 StartTransfer( rw, cmd_fifo_wp + RAM_CMD);
cpm219 0:2d0ef4830603 177 }
cpm219 0:2d0ef4830603 178
cpm219 0:2d0ef4830603 179 ft_uint8_t FT800::TransferString( const ft_char8_t *string)
cpm219 0:2d0ef4830603 180 {
cpm219 0:2d0ef4830603 181 ft_uint16_t length = strlen(string);
cpm219 0:2d0ef4830603 182 while(length --){
cpm219 0:2d0ef4830603 183 Transfer8( *string);
cpm219 0:2d0ef4830603 184 string ++;
cpm219 0:2d0ef4830603 185 }
cpm219 0:2d0ef4830603 186 //Append one null as ending flag
cpm219 0:2d0ef4830603 187 Transfer8( 0);
cpm219 0:2d0ef4830603 188 return(1);
cpm219 0:2d0ef4830603 189 }
cpm219 0:2d0ef4830603 190
cpm219 0:2d0ef4830603 191
cpm219 0:2d0ef4830603 192 ft_uint8_t FT800::Transfer8( ft_uint8_t value)
cpm219 0:2d0ef4830603 193 {
cpm219 0:2d0ef4830603 194 return _spi.write(value);
cpm219 0:2d0ef4830603 195 }
cpm219 0:2d0ef4830603 196
cpm219 0:2d0ef4830603 197
cpm219 0:2d0ef4830603 198 ft_uint16_t FT800::Transfer16( ft_uint16_t value)
cpm219 0:2d0ef4830603 199 {
cpm219 0:2d0ef4830603 200 ft_uint16_t retVal = 0;
cpm219 0:2d0ef4830603 201
cpm219 0:2d0ef4830603 202 if (status == WRITING){
cpm219 0:2d0ef4830603 203 Transfer8( value & 0xFF);//LSB first
cpm219 0:2d0ef4830603 204 Transfer8( (value >> 8) & 0xFF);
cpm219 0:2d0ef4830603 205 }else{
cpm219 0:2d0ef4830603 206 retVal = Transfer8( 0);
cpm219 0:2d0ef4830603 207 retVal |= (ft_uint16_t)Transfer8( 0) << 8;
cpm219 0:2d0ef4830603 208 }
cpm219 0:2d0ef4830603 209
cpm219 0:2d0ef4830603 210 return retVal;
cpm219 0:2d0ef4830603 211 }
cpm219 0:2d0ef4830603 212
cpm219 0:2d0ef4830603 213 ft_uint32_t FT800::Transfer32( ft_uint32_t value)
cpm219 0:2d0ef4830603 214 {
cpm219 0:2d0ef4830603 215 ft_uint32_t retVal = 0;
cpm219 0:2d0ef4830603 216 if (status == WRITING){
cpm219 0:2d0ef4830603 217 Transfer16( value & 0xFFFF);//LSB first
cpm219 0:2d0ef4830603 218 Transfer16( (value >> 16) & 0xFFFF);
cpm219 0:2d0ef4830603 219 }else{
cpm219 0:2d0ef4830603 220 retVal = Transfer16( 0);
cpm219 0:2d0ef4830603 221 retVal |= (ft_uint32_t)Transfer16( 0) << 16;
cpm219 0:2d0ef4830603 222 }
cpm219 0:2d0ef4830603 223 return retVal;
cpm219 0:2d0ef4830603 224 }
cpm219 0:2d0ef4830603 225
cpm219 0:2d0ef4830603 226 ft_void_t FT800::EndTransfer( )
cpm219 0:2d0ef4830603 227 {
cpm219 0:2d0ef4830603 228 _ss = 1;
cpm219 0:2d0ef4830603 229 status = OPENED;
cpm219 0:2d0ef4830603 230 }
cpm219 0:2d0ef4830603 231
cpm219 0:2d0ef4830603 232
cpm219 0:2d0ef4830603 233 ft_uint8_t FT800::Rd8( ft_uint32_t addr)
cpm219 0:2d0ef4830603 234 {
cpm219 0:2d0ef4830603 235 ft_uint8_t value;
cpm219 0:2d0ef4830603 236 StartTransfer( FT_GPU_READ,addr);
cpm219 0:2d0ef4830603 237 value = Transfer8( 0);
cpm219 0:2d0ef4830603 238 EndTransfer( );
cpm219 0:2d0ef4830603 239 return value;
cpm219 0:2d0ef4830603 240 }
cpm219 0:2d0ef4830603 241 ft_uint16_t FT800::Rd16( ft_uint32_t addr)
cpm219 0:2d0ef4830603 242 {
cpm219 0:2d0ef4830603 243 ft_uint16_t value;
cpm219 0:2d0ef4830603 244 StartTransfer( FT_GPU_READ,addr);
cpm219 0:2d0ef4830603 245 value = Transfer16( 0);
cpm219 0:2d0ef4830603 246 EndTransfer( );
cpm219 0:2d0ef4830603 247 return value;
cpm219 0:2d0ef4830603 248 }
cpm219 0:2d0ef4830603 249 ft_uint32_t FT800::Rd32( ft_uint32_t addr)
cpm219 0:2d0ef4830603 250 {
cpm219 0:2d0ef4830603 251 ft_uint32_t value;
cpm219 0:2d0ef4830603 252 StartTransfer( FT_GPU_READ,addr);
cpm219 0:2d0ef4830603 253 value = Transfer32( 0);
cpm219 0:2d0ef4830603 254 EndTransfer( );
cpm219 0:2d0ef4830603 255 return value;
cpm219 0:2d0ef4830603 256 }
cpm219 0:2d0ef4830603 257
cpm219 0:2d0ef4830603 258 ft_void_t FT800::Wr8( ft_uint32_t addr, ft_uint8_t v)
cpm219 0:2d0ef4830603 259 {
cpm219 0:2d0ef4830603 260 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 261 Transfer8( v);
cpm219 0:2d0ef4830603 262 EndTransfer( );
cpm219 0:2d0ef4830603 263 }
cpm219 0:2d0ef4830603 264 ft_void_t FT800::Wr16( ft_uint32_t addr, ft_uint16_t v)
cpm219 0:2d0ef4830603 265 {
cpm219 0:2d0ef4830603 266 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 267 Transfer16( v);
cpm219 0:2d0ef4830603 268 EndTransfer( );
cpm219 0:2d0ef4830603 269 }
cpm219 0:2d0ef4830603 270 ft_void_t FT800::Wr32( ft_uint32_t addr, ft_uint32_t v)
cpm219 0:2d0ef4830603 271 {
cpm219 0:2d0ef4830603 272 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 273 Transfer32( v);
cpm219 0:2d0ef4830603 274 EndTransfer( );
cpm219 0:2d0ef4830603 275 }
cpm219 0:2d0ef4830603 276
cpm219 0:2d0ef4830603 277 ft_void_t FT800::HostCommand( ft_uint8_t cmd)
cpm219 0:2d0ef4830603 278 {
cpm219 0:2d0ef4830603 279 _ss = 0;
cpm219 0:2d0ef4830603 280 _spi.write(cmd);
cpm219 0:2d0ef4830603 281 _spi.write(0);
cpm219 0:2d0ef4830603 282 _spi.write(0);
cpm219 0:2d0ef4830603 283 _ss = 1;
cpm219 0:2d0ef4830603 284 }
cpm219 0:2d0ef4830603 285
cpm219 0:2d0ef4830603 286 ft_void_t FT800::ClockSelect( FT_GPU_PLL_SOURCE_T pllsource)
cpm219 0:2d0ef4830603 287 {
cpm219 0:2d0ef4830603 288 HostCommand( pllsource);
cpm219 0:2d0ef4830603 289 }
cpm219 0:2d0ef4830603 290
cpm219 0:2d0ef4830603 291 ft_void_t FT800::PLL_FreqSelect( FT_GPU_PLL_FREQ_T freq)
cpm219 0:2d0ef4830603 292 {
cpm219 0:2d0ef4830603 293 HostCommand( freq);
cpm219 0:2d0ef4830603 294 }
cpm219 0:2d0ef4830603 295
cpm219 0:2d0ef4830603 296 ft_void_t FT800::PowerModeSwitch( FT_GPU_POWER_MODE_T pwrmode)
cpm219 0:2d0ef4830603 297 {
cpm219 0:2d0ef4830603 298 HostCommand( pwrmode);
cpm219 0:2d0ef4830603 299 }
cpm219 0:2d0ef4830603 300
cpm219 0:2d0ef4830603 301 ft_void_t FT800::CoreReset( )
cpm219 0:2d0ef4830603 302 {
cpm219 0:2d0ef4830603 303 HostCommand( 0x68);
cpm219 0:2d0ef4830603 304 }
cpm219 0:2d0ef4830603 305
cpm219 0:2d0ef4830603 306
cpm219 0:2d0ef4830603 307 ft_void_t FT800::Updatecmdfifo( ft_uint16_t count)
cpm219 0:2d0ef4830603 308 {
cpm219 0:2d0ef4830603 309 cmd_fifo_wp = ( cmd_fifo_wp + count) & 4095;
cpm219 0:2d0ef4830603 310 //4 byte alignment
cpm219 0:2d0ef4830603 311 cmd_fifo_wp = ( cmd_fifo_wp + 3) & 0xffc;
cpm219 0:2d0ef4830603 312 Wr16( REG_CMD_WRITE, cmd_fifo_wp);
cpm219 0:2d0ef4830603 313 }
cpm219 0:2d0ef4830603 314
cpm219 0:2d0ef4830603 315
cpm219 0:2d0ef4830603 316 ft_uint16_t FT800::fifo_Freespace( )
cpm219 0:2d0ef4830603 317 {
cpm219 0:2d0ef4830603 318 ft_uint16_t fullness,retval;
cpm219 0:2d0ef4830603 319
cpm219 0:2d0ef4830603 320 fullness = ( cmd_fifo_wp - Rd16( REG_CMD_READ)) & 4095;
cpm219 0:2d0ef4830603 321 retval = (FT_CMD_FIFO_SIZE - 4) - fullness;
cpm219 0:2d0ef4830603 322 return (retval);
cpm219 0:2d0ef4830603 323 }
cpm219 0:2d0ef4830603 324
cpm219 0:2d0ef4830603 325 ft_void_t FT800::WrCmdBuf( ft_uint8_t *buffer,ft_uint16_t count)
cpm219 0:2d0ef4830603 326 {
cpm219 0:2d0ef4830603 327 ft_uint32_t length =0, SizeTransfered = 0;
cpm219 0:2d0ef4830603 328
cpm219 0:2d0ef4830603 329 #define MAX_CMD_FIFO_TRANSFER fifo_Freespace( )
cpm219 0:2d0ef4830603 330 do {
cpm219 0:2d0ef4830603 331 length = count;
cpm219 0:2d0ef4830603 332 if (length > MAX_CMD_FIFO_TRANSFER){
cpm219 0:2d0ef4830603 333 length = MAX_CMD_FIFO_TRANSFER;
cpm219 0:2d0ef4830603 334 }
cpm219 0:2d0ef4830603 335 CheckCmdBuffer( length);
cpm219 0:2d0ef4830603 336
cpm219 0:2d0ef4830603 337 StartCmdTransfer( FT_GPU_WRITE,length);
cpm219 0:2d0ef4830603 338
cpm219 0:2d0ef4830603 339 SizeTransfered = 0;
cpm219 0:2d0ef4830603 340 while (length--) {
cpm219 0:2d0ef4830603 341 Transfer8( *buffer);
cpm219 0:2d0ef4830603 342 buffer++;
cpm219 0:2d0ef4830603 343 SizeTransfered ++;
cpm219 0:2d0ef4830603 344 }
cpm219 0:2d0ef4830603 345 length = SizeTransfered;
cpm219 0:2d0ef4830603 346
cpm219 0:2d0ef4830603 347 EndTransfer( );
cpm219 0:2d0ef4830603 348 Updatecmdfifo( length);
cpm219 0:2d0ef4830603 349
cpm219 0:2d0ef4830603 350 WaitCmdfifo_empty( );
cpm219 0:2d0ef4830603 351
cpm219 0:2d0ef4830603 352 count -= length;
cpm219 0:2d0ef4830603 353 }while (count > 0);
cpm219 0:2d0ef4830603 354 }
cpm219 0:2d0ef4830603 355
cpm219 0:2d0ef4830603 356
cpm219 0:2d0ef4830603 357 ft_void_t FT800::WrCmdBufFromFlash( FT_PROGMEM ft_prog_uchar8_t *buffer,ft_uint16_t count)
cpm219 0:2d0ef4830603 358 {
cpm219 0:2d0ef4830603 359 ft_uint32_t length =0, SizeTransfered = 0;
cpm219 0:2d0ef4830603 360
cpm219 0:2d0ef4830603 361 #define MAX_CMD_FIFO_TRANSFER fifo_Freespace( )
cpm219 0:2d0ef4830603 362 do {
cpm219 0:2d0ef4830603 363 length = count;
cpm219 0:2d0ef4830603 364 if (length > MAX_CMD_FIFO_TRANSFER){
cpm219 0:2d0ef4830603 365 length = MAX_CMD_FIFO_TRANSFER;
cpm219 0:2d0ef4830603 366 }
cpm219 0:2d0ef4830603 367 CheckCmdBuffer( length);
cpm219 0:2d0ef4830603 368
cpm219 0:2d0ef4830603 369 StartCmdTransfer( FT_GPU_WRITE,length);
cpm219 0:2d0ef4830603 370
cpm219 0:2d0ef4830603 371
cpm219 0:2d0ef4830603 372 SizeTransfered = 0;
cpm219 0:2d0ef4830603 373 while (length--) {
cpm219 0:2d0ef4830603 374 Transfer8( ft_pgm_read_byte_near(buffer));
cpm219 0:2d0ef4830603 375 buffer++;
cpm219 0:2d0ef4830603 376 SizeTransfered ++;
cpm219 0:2d0ef4830603 377 }
cpm219 0:2d0ef4830603 378 length = SizeTransfered;
cpm219 0:2d0ef4830603 379
cpm219 0:2d0ef4830603 380 EndTransfer( );
cpm219 0:2d0ef4830603 381 Updatecmdfifo( length);
cpm219 0:2d0ef4830603 382
cpm219 0:2d0ef4830603 383 WaitCmdfifo_empty( );
cpm219 0:2d0ef4830603 384
cpm219 0:2d0ef4830603 385 count -= length;
cpm219 0:2d0ef4830603 386 }while (count > 0);
cpm219 0:2d0ef4830603 387 }
cpm219 0:2d0ef4830603 388
cpm219 0:2d0ef4830603 389
cpm219 0:2d0ef4830603 390 ft_void_t FT800::CheckCmdBuffer( ft_uint16_t count)
cpm219 0:2d0ef4830603 391 {
cpm219 0:2d0ef4830603 392 ft_uint16_t getfreespace;
cpm219 0:2d0ef4830603 393 do{
cpm219 0:2d0ef4830603 394 getfreespace = fifo_Freespace( );
cpm219 0:2d0ef4830603 395 }while(getfreespace < count);
cpm219 0:2d0ef4830603 396 }
cpm219 0:2d0ef4830603 397
cpm219 0:2d0ef4830603 398 ft_void_t FT800::WaitCmdfifo_empty( )
cpm219 0:2d0ef4830603 399 {
cpm219 0:2d0ef4830603 400 while(Rd16( REG_CMD_READ) != Rd16( REG_CMD_WRITE));
cpm219 0:2d0ef4830603 401
cpm219 0:2d0ef4830603 402 cmd_fifo_wp = Rd16( REG_CMD_WRITE);
cpm219 0:2d0ef4830603 403 }
cpm219 0:2d0ef4830603 404
cpm219 0:2d0ef4830603 405 ft_void_t FT800::WaitLogo_Finish( )
cpm219 0:2d0ef4830603 406 {
cpm219 0:2d0ef4830603 407 ft_int16_t cmdrdptr,cmdwrptr;
cpm219 0:2d0ef4830603 408
cpm219 0:2d0ef4830603 409 do{
cpm219 0:2d0ef4830603 410 cmdrdptr = Rd16( REG_CMD_READ);
cpm219 0:2d0ef4830603 411 cmdwrptr = Rd16( REG_CMD_WRITE);
cpm219 0:2d0ef4830603 412 }while ((cmdwrptr != cmdrdptr) || (cmdrdptr != 0));
cpm219 0:2d0ef4830603 413 cmd_fifo_wp = 0;
cpm219 0:2d0ef4830603 414 }
cpm219 0:2d0ef4830603 415
cpm219 0:2d0ef4830603 416
cpm219 0:2d0ef4830603 417 ft_void_t FT800::ResetCmdFifo( )
cpm219 0:2d0ef4830603 418 {
cpm219 0:2d0ef4830603 419 cmd_fifo_wp = 0;
cpm219 0:2d0ef4830603 420 }
cpm219 0:2d0ef4830603 421
cpm219 0:2d0ef4830603 422
cpm219 0:2d0ef4830603 423 ft_void_t FT800::WrCmd32( ft_uint32_t cmd)
cpm219 0:2d0ef4830603 424 {
cpm219 0:2d0ef4830603 425 CheckCmdBuffer( sizeof(cmd));
cpm219 0:2d0ef4830603 426
cpm219 0:2d0ef4830603 427 Wr32( RAM_CMD + cmd_fifo_wp,cmd);
cpm219 0:2d0ef4830603 428
cpm219 0:2d0ef4830603 429 Updatecmdfifo( sizeof(cmd));
cpm219 0:2d0ef4830603 430 }
cpm219 0:2d0ef4830603 431
cpm219 0:2d0ef4830603 432
cpm219 0:2d0ef4830603 433 ft_void_t FT800::ResetDLBuffer( )
cpm219 0:2d0ef4830603 434 {
cpm219 0:2d0ef4830603 435 dl_buff_wp = 0;
cpm219 0:2d0ef4830603 436 }
cpm219 0:2d0ef4830603 437
cpm219 0:2d0ef4830603 438 /* Toggle PD_N pin of FT800 board for a power cycle*/
cpm219 0:2d0ef4830603 439 ft_void_t FT800::Powercycle( ft_bool_t up)
cpm219 0:2d0ef4830603 440 {
cpm219 0:2d0ef4830603 441 if (up)
cpm219 0:2d0ef4830603 442 {
cpm219 0:2d0ef4830603 443 //Toggle PD_N from low to high for power up switch
cpm219 0:2d0ef4830603 444 _pd = 0;
cpm219 0:2d0ef4830603 445 Sleep(20);
cpm219 0:2d0ef4830603 446
cpm219 0:2d0ef4830603 447 _pd = 1;
cpm219 0:2d0ef4830603 448 Sleep(20);
cpm219 0:2d0ef4830603 449 }else
cpm219 0:2d0ef4830603 450 {
cpm219 0:2d0ef4830603 451 //Toggle PD_N from high to low for power down switch
cpm219 0:2d0ef4830603 452 _pd = 1;
cpm219 0:2d0ef4830603 453 Sleep(20);
cpm219 0:2d0ef4830603 454
cpm219 0:2d0ef4830603 455 _pd = 0;
cpm219 0:2d0ef4830603 456 Sleep(20);
cpm219 0:2d0ef4830603 457 }
cpm219 0:2d0ef4830603 458 }
cpm219 0:2d0ef4830603 459
cpm219 0:2d0ef4830603 460 ft_void_t FT800::WrMemFromFlash( ft_uint32_t addr,const ft_prog_uchar8_t *buffer, ft_uint32_t length)
cpm219 0:2d0ef4830603 461 {
cpm219 0:2d0ef4830603 462 //ft_uint32_t SizeTransfered = 0;
cpm219 0:2d0ef4830603 463
cpm219 0:2d0ef4830603 464 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 465
cpm219 0:2d0ef4830603 466 while (length--) {
cpm219 0:2d0ef4830603 467 Transfer8( ft_pgm_read_byte_near(buffer));
cpm219 0:2d0ef4830603 468 buffer++;
cpm219 0:2d0ef4830603 469 }
cpm219 0:2d0ef4830603 470
cpm219 0:2d0ef4830603 471 EndTransfer( );
cpm219 0:2d0ef4830603 472 }
cpm219 0:2d0ef4830603 473
cpm219 0:2d0ef4830603 474 ft_void_t FT800::WrMem( ft_uint32_t addr,const ft_uint8_t *buffer, ft_uint32_t length)
cpm219 0:2d0ef4830603 475 {
cpm219 0:2d0ef4830603 476 //ft_uint32_t SizeTransfered = 0;
cpm219 0:2d0ef4830603 477
cpm219 0:2d0ef4830603 478 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 479
cpm219 0:2d0ef4830603 480 while (length--) {
cpm219 0:2d0ef4830603 481 Transfer8( *buffer);
cpm219 0:2d0ef4830603 482 buffer++;
cpm219 0:2d0ef4830603 483 }
cpm219 0:2d0ef4830603 484
cpm219 0:2d0ef4830603 485 EndTransfer( );
cpm219 0:2d0ef4830603 486 }
cpm219 0:2d0ef4830603 487
cpm219 0:2d0ef4830603 488
cpm219 0:2d0ef4830603 489 ft_void_t FT800::RdMem( ft_uint32_t addr, ft_uint8_t *buffer, ft_uint32_t length)
cpm219 0:2d0ef4830603 490 {
cpm219 0:2d0ef4830603 491 //ft_uint32_t SizeTransfered = 0;
cpm219 0:2d0ef4830603 492
cpm219 0:2d0ef4830603 493 StartTransfer( FT_GPU_READ,addr);
cpm219 0:2d0ef4830603 494
cpm219 0:2d0ef4830603 495 while (length--) {
cpm219 0:2d0ef4830603 496 *buffer = Transfer8( 0);
cpm219 0:2d0ef4830603 497 buffer++;
cpm219 0:2d0ef4830603 498 }
cpm219 0:2d0ef4830603 499
cpm219 0:2d0ef4830603 500 EndTransfer( );
cpm219 0:2d0ef4830603 501 }
cpm219 0:2d0ef4830603 502
cpm219 0:2d0ef4830603 503 ft_int32_t FT800::Dec2Ascii(ft_char8_t *pSrc,ft_int32_t value)
cpm219 0:2d0ef4830603 504 {
cpm219 0:2d0ef4830603 505 ft_int16_t Length;
cpm219 0:2d0ef4830603 506 ft_char8_t *pdst,charval;
cpm219 0:2d0ef4830603 507 ft_int32_t CurrVal = value,tmpval,i;
cpm219 0:2d0ef4830603 508 ft_char8_t tmparray[16],idx = 0;
cpm219 0:2d0ef4830603 509
cpm219 0:2d0ef4830603 510 Length = strlen(pSrc);
cpm219 0:2d0ef4830603 511 pdst = pSrc + Length;
cpm219 0:2d0ef4830603 512
cpm219 0:2d0ef4830603 513 if(0 == value)
cpm219 0:2d0ef4830603 514 {
cpm219 0:2d0ef4830603 515 *pdst++ = '0';
cpm219 0:2d0ef4830603 516 *pdst++ = '\0';
cpm219 0:2d0ef4830603 517 return 0;
cpm219 0:2d0ef4830603 518 }
cpm219 0:2d0ef4830603 519
cpm219 0:2d0ef4830603 520 if(CurrVal < 0)
cpm219 0:2d0ef4830603 521 {
cpm219 0:2d0ef4830603 522 *pdst++ = '-';
cpm219 0:2d0ef4830603 523 CurrVal = - CurrVal;
cpm219 0:2d0ef4830603 524 }
cpm219 0:2d0ef4830603 525 /* insert the value */
cpm219 0:2d0ef4830603 526 while(CurrVal > 0){
cpm219 0:2d0ef4830603 527 tmpval = CurrVal;
cpm219 0:2d0ef4830603 528 CurrVal /= 10;
cpm219 0:2d0ef4830603 529 tmpval = tmpval - CurrVal*10;
cpm219 0:2d0ef4830603 530 charval = '0' + tmpval;
cpm219 0:2d0ef4830603 531 tmparray[idx++] = charval;
cpm219 0:2d0ef4830603 532 }
cpm219 0:2d0ef4830603 533
cpm219 0:2d0ef4830603 534 for(i=0;i<idx;i++)
cpm219 0:2d0ef4830603 535 {
cpm219 0:2d0ef4830603 536 *pdst++ = tmparray[idx - i - 1];
cpm219 0:2d0ef4830603 537 }
cpm219 0:2d0ef4830603 538 *pdst++ = '\0';
cpm219 0:2d0ef4830603 539
cpm219 0:2d0ef4830603 540 return 0;
cpm219 0:2d0ef4830603 541 }
cpm219 0:2d0ef4830603 542
cpm219 0:2d0ef4830603 543
cpm219 0:2d0ef4830603 544 ft_void_t FT800::Sleep(ft_uint16_t ms)
cpm219 0:2d0ef4830603 545 {
cpm219 0:2d0ef4830603 546 wait_ms(ms);
cpm219 0:2d0ef4830603 547 }
cpm219 0:2d0ef4830603 548
cpm219 0:2d0ef4830603 549 ft_void_t FT800::Sound_ON(){
cpm219 0:2d0ef4830603 550 Wr8( REG_GPIO, 0x02 | Rd8( REG_GPIO));
cpm219 0:2d0ef4830603 551 }
cpm219 0:2d0ef4830603 552
cpm219 0:2d0ef4830603 553 ft_void_t FT800::Sound_OFF(){
cpm219 0:2d0ef4830603 554 Wr8( REG_GPIO, 0xFD & Rd8( REG_GPIO));
cpm219 0:2d0ef4830603 555 }
cpm219 0:2d0ef4830603 556
cpm219 0:2d0ef4830603 557
cpm219 0:2d0ef4830603 558
cpm219 0:2d0ef4830603 559