Curtis Mattull / FT810

Library for FT810 EVE chip

Dependents:   PANEL_GUI_hello_world

src/FT_GPU_Hal.cpp@6:ce30c1530d71, 2016-10-03 (annotated)

Committer:
cpm219
Date:
Mon Oct 03 00:55:18 2016 +0000
Revision:
6:ce30c1530d71
Parent:
5:506e2de9a9e6
Child:
8:b5a41d1581ad
latest working version

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 6:ce30c1530d71 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 6:ce30c1530d71 28 _spi.frequency(1000000); // 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 6:ce30c1530d71 36 // terminal.printf("Bootup() entered\r\n");
cpm219 0:2d0ef4830603 37 Open();
cpm219 5:506e2de9a9e6 38
cpm219 0:2d0ef4830603 39 BootupConfig();
cpm219 0:2d0ef4830603 40
cpm219 0:2d0ef4830603 41 return(1);
cpm219 0:2d0ef4830603 42 }
cpm219 0:2d0ef4830603 43
cpm219 0:2d0ef4830603 44
cpm219 0:2d0ef4830603 45 ft_void_t FT800::BootupConfig(void){
cpm219 0:2d0ef4830603 46 ft_uint8_t chipid;
cpm219 0:2d0ef4830603 47 /* Do a power cycle for safer side */
cpm219 0:2d0ef4830603 48 Powercycle( FT_TRUE);
cpm219 0:2d0ef4830603 49 /*
cpm219 0:2d0ef4830603 50 7/8/16: Curt added the sleep delay below...
cpm219 0:2d0ef4830603 51 */
cpm219 0:2d0ef4830603 52 // Sleep(30);
cpm219 0:2d0ef4830603 53
cpm219 0:2d0ef4830603 54 /* Set the clk to external clock */
cpm219 0:2d0ef4830603 55 HostCommand( FT_GPU_EXTERNAL_OSC);
cpm219 0:2d0ef4830603 56 Sleep(10);
cpm219 0:2d0ef4830603 57
cpm219 0:2d0ef4830603 58 /* Access address 0 to wake up the FT800 */
cpm219 0:2d0ef4830603 59 HostCommand( FT_GPU_ACTIVE_M);
cpm219 0:2d0ef4830603 60 Sleep(500);
cpm219 0:2d0ef4830603 61
cpm219 0:2d0ef4830603 62 /* Switch PLL output to 48MHz */
cpm219 0:2d0ef4830603 63 // HostCommand( FT_GPU_PLL_48M);
cpm219 0:2d0ef4830603 64 Sleep(10);
cpm219 0:2d0ef4830603 65
cpm219 0:2d0ef4830603 66 /* Do a core reset for safer side */
cpm219 0:2d0ef4830603 67 HostCommand( FT_GPU_CORE_RESET);
cpm219 0:2d0ef4830603 68 Sleep(500);
cpm219 0:2d0ef4830603 69 //Read Register ID to check if FT800 is ready.
cpm219 0:2d0ef4830603 70 chipid = Rd8( REG_ID);
cpm219 0:2d0ef4830603 71 // chipid = Rd8(0x0C0000);
cpm219 6:ce30c1530d71 72 // pc.printf("ID%08X\n", chipid);
cpm219 0:2d0ef4830603 73 while(chipid != 0x7C)
cpm219 0:2d0ef4830603 74
cpm219 0:2d0ef4830603 75
cpm219 0:2d0ef4830603 76 // Speed up
cpm219 5:506e2de9a9e6 77 // _spi.frequency(20000000); // 20 Mhz SPI clock DC
cpm219 5:506e2de9a9e6 78 _spi.frequency(12000000); // 12 Mhz SPI clock
cpm219 0:2d0ef4830603 79 /* Configuration of LCD display */
cpm219 0:2d0ef4830603 80 DispHCycle = my_DispHCycle;
cpm219 0:2d0ef4830603 81 Wr16( REG_HCYCLE, DispHCycle);
cpm219 0:2d0ef4830603 82 DispHOffset = my_DispHOffset;
cpm219 0:2d0ef4830603 83 Wr16( REG_HOFFSET, DispHOffset);
cpm219 0:2d0ef4830603 84 DispWidth = my_DispWidth;
cpm219 0:2d0ef4830603 85 Wr16( REG_HSIZE, DispWidth);
cpm219 0:2d0ef4830603 86 DispHSync0 = my_DispHSync0;
cpm219 0:2d0ef4830603 87 Wr16( REG_HSYNC0, DispHSync0);
cpm219 0:2d0ef4830603 88 DispHSync1 = my_DispHSync1;
cpm219 0:2d0ef4830603 89 Wr16( REG_HSYNC1, DispHSync1);
cpm219 0:2d0ef4830603 90 DispVCycle = my_DispVCycle;
cpm219 0:2d0ef4830603 91 Wr16( REG_VCYCLE, DispVCycle);
cpm219 0:2d0ef4830603 92 DispVOffset = my_DispVOffset;
cpm219 0:2d0ef4830603 93 Wr16( REG_VOFFSET, DispVOffset);
cpm219 0:2d0ef4830603 94 DispHeight = my_DispHeight;
cpm219 0:2d0ef4830603 95 Wr16( REG_VSIZE, DispHeight);
cpm219 0:2d0ef4830603 96 DispVSync0 = my_DispVSync0;
cpm219 0:2d0ef4830603 97 Wr16( REG_VSYNC0, DispVSync0);
cpm219 0:2d0ef4830603 98 DispVSync1 = my_DispVSync1;
cpm219 0:2d0ef4830603 99 Wr16( REG_VSYNC1, DispVSync1);
cpm219 0:2d0ef4830603 100 DispSwizzle = my_DispSwizzle;
cpm219 0:2d0ef4830603 101 Wr8( REG_SWIZZLE, DispSwizzle);
cpm219 0:2d0ef4830603 102 DispPCLKPol = my_DispPCLKPol;
cpm219 0:2d0ef4830603 103 Wr8( REG_PCLK_POL, DispPCLKPol);
cpm219 0:2d0ef4830603 104 Wr8( REG_CSPREAD, 0);
cpm219 0:2d0ef4830603 105 DispPCLK = my_DispPCLK;
cpm219 0:2d0ef4830603 106 Wr8( REG_PCLK, DispPCLK);//after this display is visible on the LCD
cpm219 0:2d0ef4830603 107
cpm219 4:03932ce8a04e 108 Wr16( REG_PWM_HZ, 10000);
cpm219 4:03932ce8a04e 109 //#ifdef Inv_Backlite // turn on backlite
cpm219 4:03932ce8a04e 110 // Wr16( REG_PWM_DUTY, 0);
cpm219 4:03932ce8a04e 111 //#else
cpm219 5:506e2de9a9e6 112 Wr16( REG_PWM_DUTY, 127);
cpm219 4:03932ce8a04e 113 //#endif
cpm219 0:2d0ef4830603 114 Wr8( REG_GPIO_DIR,0x82); //| Rd8( REG_GPIO_DIR));
cpm219 0:2d0ef4830603 115 Wr8( REG_GPIO,0x080); //| Rd8( REG_GPIO));
cpm219 0:2d0ef4830603 116
cpm219 0:2d0ef4830603 117 Wr32( RAM_DL, CLEAR(1,1,1));
cpm219 0:2d0ef4830603 118 Wr32( RAM_DL+4, DISPLAY());
cpm219 0:2d0ef4830603 119 Wr32( REG_DLSWAP,1);
cpm219 0:2d0ef4830603 120
cpm219 0:2d0ef4830603 121 Wr16( REG_PCLK, DispPCLK);
cpm219 0:2d0ef4830603 122
cpm219 0:2d0ef4830603 123 /* Touch configuration - configure the resistance value to 1200 - this value is specific to customer requirement and derived by experiment */
cpm219 4:03932ce8a04e 124 // Wr16( REG_TOUCH_RZTHRESH,2400);
cpm219 4:03932ce8a04e 125 Wr16( REG_TOUCH_RZTHRESH,0xFFFF);
cpm219 0:2d0ef4830603 126
cpm219 0:2d0ef4830603 127 }
cpm219 0:2d0ef4830603 128
cpm219 0:2d0ef4830603 129
cpm219 0:2d0ef4830603 130
cpm219 0:2d0ef4830603 131 /* API to initialize the SPI interface */
cpm219 0:2d0ef4830603 132 ft_bool_t FT800::Init()
cpm219 0:2d0ef4830603 133 {
cpm219 0:2d0ef4830603 134 // is done in constructor
cpm219 0:2d0ef4830603 135 return 1;
cpm219 0:2d0ef4830603 136 }
cpm219 0:2d0ef4830603 137
cpm219 0:2d0ef4830603 138
cpm219 0:2d0ef4830603 139 ft_bool_t FT800::Open()
cpm219 0:2d0ef4830603 140 {
cpm219 0:2d0ef4830603 141 cmd_fifo_wp = dl_buff_wp = 0;
cpm219 0:2d0ef4830603 142 status = OPENED;
cpm219 0:2d0ef4830603 143 return 1;
cpm219 0:2d0ef4830603 144 }
cpm219 0:2d0ef4830603 145
cpm219 0:2d0ef4830603 146 ft_void_t FT800::Close( )
cpm219 0:2d0ef4830603 147 {
cpm219 0:2d0ef4830603 148 status = CLOSED;
cpm219 0:2d0ef4830603 149 }
cpm219 0:2d0ef4830603 150
cpm219 0:2d0ef4830603 151 ft_void_t FT800::DeInit()
cpm219 0:2d0ef4830603 152 {
cpm219 0:2d0ef4830603 153
cpm219 0:2d0ef4830603 154 }
cpm219 0:2d0ef4830603 155
cpm219 0:2d0ef4830603 156 /*The APIs for reading/writing transfer continuously only with small buffer system*/
cpm219 0:2d0ef4830603 157 ft_void_t FT800::StartTransfer( FT_GPU_TRANSFERDIR_T rw,ft_uint32_t addr)
cpm219 0:2d0ef4830603 158 {
cpm219 0:2d0ef4830603 159 if (FT_GPU_READ == rw){
cpm219 0:2d0ef4830603 160 _ss = 0; // cs low
cpm219 0:2d0ef4830603 161 _spi.write(addr >> 16);
cpm219 0:2d0ef4830603 162 _spi.write(addr >> 8);
cpm219 0:2d0ef4830603 163 _spi.write(addr & 0xff);
cpm219 0:2d0ef4830603 164 _spi.write(0); //Dummy Read Byte
cpm219 0:2d0ef4830603 165 status = READING;
cpm219 0:2d0ef4830603 166 }else{
cpm219 0:2d0ef4830603 167 _ss = 0; // cs low
cpm219 0:2d0ef4830603 168 _spi.write(0x80 | (addr >> 16));
cpm219 0:2d0ef4830603 169 _spi.write(addr >> 8);
cpm219 0:2d0ef4830603 170 _spi.write(addr & 0xff);
cpm219 0:2d0ef4830603 171 status = WRITING;
cpm219 0:2d0ef4830603 172 }
cpm219 0:2d0ef4830603 173 }
cpm219 0:2d0ef4830603 174
cpm219 0:2d0ef4830603 175
cpm219 0:2d0ef4830603 176 /*The APIs for writing transfer continuously only*/
cpm219 0:2d0ef4830603 177 ft_void_t FT800::StartCmdTransfer( FT_GPU_TRANSFERDIR_T rw, ft_uint16_t count)
cpm219 0:2d0ef4830603 178 {
cpm219 0:2d0ef4830603 179 StartTransfer( rw, cmd_fifo_wp + RAM_CMD);
cpm219 0:2d0ef4830603 180 }
cpm219 0:2d0ef4830603 181
cpm219 0:2d0ef4830603 182 ft_uint8_t FT800::TransferString( const ft_char8_t *string)
cpm219 0:2d0ef4830603 183 {
cpm219 0:2d0ef4830603 184 ft_uint16_t length = strlen(string);
cpm219 0:2d0ef4830603 185 while(length --){
cpm219 0:2d0ef4830603 186 Transfer8( *string);
cpm219 0:2d0ef4830603 187 string ++;
cpm219 0:2d0ef4830603 188 }
cpm219 0:2d0ef4830603 189 //Append one null as ending flag
cpm219 0:2d0ef4830603 190 Transfer8( 0);
cpm219 0:2d0ef4830603 191 return(1);
cpm219 0:2d0ef4830603 192 }
cpm219 0:2d0ef4830603 193
cpm219 0:2d0ef4830603 194
cpm219 0:2d0ef4830603 195 ft_uint8_t FT800::Transfer8( ft_uint8_t value)
cpm219 0:2d0ef4830603 196 {
cpm219 0:2d0ef4830603 197 return _spi.write(value);
cpm219 0:2d0ef4830603 198 }
cpm219 0:2d0ef4830603 199
cpm219 0:2d0ef4830603 200
cpm219 0:2d0ef4830603 201 ft_uint16_t FT800::Transfer16( ft_uint16_t value)
cpm219 0:2d0ef4830603 202 {
cpm219 0:2d0ef4830603 203 ft_uint16_t retVal = 0;
cpm219 0:2d0ef4830603 204
cpm219 0:2d0ef4830603 205 if (status == WRITING){
cpm219 0:2d0ef4830603 206 Transfer8( value & 0xFF);//LSB first
cpm219 0:2d0ef4830603 207 Transfer8( (value >> 8) & 0xFF);
cpm219 0:2d0ef4830603 208 }else{
cpm219 0:2d0ef4830603 209 retVal = Transfer8( 0);
cpm219 0:2d0ef4830603 210 retVal |= (ft_uint16_t)Transfer8( 0) << 8;
cpm219 0:2d0ef4830603 211 }
cpm219 0:2d0ef4830603 212
cpm219 0:2d0ef4830603 213 return retVal;
cpm219 0:2d0ef4830603 214 }
cpm219 0:2d0ef4830603 215
cpm219 0:2d0ef4830603 216 ft_uint32_t FT800::Transfer32( ft_uint32_t value)
cpm219 0:2d0ef4830603 217 {
cpm219 0:2d0ef4830603 218 ft_uint32_t retVal = 0;
cpm219 0:2d0ef4830603 219 if (status == WRITING){
cpm219 0:2d0ef4830603 220 Transfer16( value & 0xFFFF);//LSB first
cpm219 0:2d0ef4830603 221 Transfer16( (value >> 16) & 0xFFFF);
cpm219 0:2d0ef4830603 222 }else{
cpm219 0:2d0ef4830603 223 retVal = Transfer16( 0);
cpm219 0:2d0ef4830603 224 retVal |= (ft_uint32_t)Transfer16( 0) << 16;
cpm219 0:2d0ef4830603 225 }
cpm219 0:2d0ef4830603 226 return retVal;
cpm219 0:2d0ef4830603 227 }
cpm219 0:2d0ef4830603 228
cpm219 0:2d0ef4830603 229 ft_void_t FT800::EndTransfer( )
cpm219 0:2d0ef4830603 230 {
cpm219 0:2d0ef4830603 231 _ss = 1;
cpm219 0:2d0ef4830603 232 status = OPENED;
cpm219 0:2d0ef4830603 233 }
cpm219 0:2d0ef4830603 234
cpm219 0:2d0ef4830603 235
cpm219 0:2d0ef4830603 236 ft_uint8_t FT800::Rd8( ft_uint32_t addr)
cpm219 0:2d0ef4830603 237 {
cpm219 0:2d0ef4830603 238 ft_uint8_t value;
cpm219 0:2d0ef4830603 239 StartTransfer( FT_GPU_READ,addr);
cpm219 0:2d0ef4830603 240 value = Transfer8( 0);
cpm219 0:2d0ef4830603 241 EndTransfer( );
cpm219 0:2d0ef4830603 242 return value;
cpm219 0:2d0ef4830603 243 }
cpm219 0:2d0ef4830603 244 ft_uint16_t FT800::Rd16( ft_uint32_t addr)
cpm219 0:2d0ef4830603 245 {
cpm219 0:2d0ef4830603 246 ft_uint16_t value;
cpm219 0:2d0ef4830603 247 StartTransfer( FT_GPU_READ,addr);
cpm219 0:2d0ef4830603 248 value = Transfer16( 0);
cpm219 0:2d0ef4830603 249 EndTransfer( );
cpm219 0:2d0ef4830603 250 return value;
cpm219 0:2d0ef4830603 251 }
cpm219 0:2d0ef4830603 252 ft_uint32_t FT800::Rd32( ft_uint32_t addr)
cpm219 0:2d0ef4830603 253 {
cpm219 0:2d0ef4830603 254 ft_uint32_t value;
cpm219 0:2d0ef4830603 255 StartTransfer( FT_GPU_READ,addr);
cpm219 0:2d0ef4830603 256 value = Transfer32( 0);
cpm219 0:2d0ef4830603 257 EndTransfer( );
cpm219 0:2d0ef4830603 258 return value;
cpm219 0:2d0ef4830603 259 }
cpm219 0:2d0ef4830603 260
cpm219 0:2d0ef4830603 261 ft_void_t FT800::Wr8( ft_uint32_t addr, ft_uint8_t v)
cpm219 0:2d0ef4830603 262 {
cpm219 0:2d0ef4830603 263 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 264 Transfer8( v);
cpm219 0:2d0ef4830603 265 EndTransfer( );
cpm219 0:2d0ef4830603 266 }
cpm219 0:2d0ef4830603 267 ft_void_t FT800::Wr16( ft_uint32_t addr, ft_uint16_t v)
cpm219 0:2d0ef4830603 268 {
cpm219 0:2d0ef4830603 269 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 270 Transfer16( v);
cpm219 0:2d0ef4830603 271 EndTransfer( );
cpm219 0:2d0ef4830603 272 }
cpm219 0:2d0ef4830603 273 ft_void_t FT800::Wr32( ft_uint32_t addr, ft_uint32_t v)
cpm219 0:2d0ef4830603 274 {
cpm219 0:2d0ef4830603 275 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 276 Transfer32( v);
cpm219 0:2d0ef4830603 277 EndTransfer( );
cpm219 0:2d0ef4830603 278 }
cpm219 0:2d0ef4830603 279
cpm219 0:2d0ef4830603 280 ft_void_t FT800::HostCommand( ft_uint8_t cmd)
cpm219 0:2d0ef4830603 281 {
cpm219 0:2d0ef4830603 282 _ss = 0;
cpm219 0:2d0ef4830603 283 _spi.write(cmd);
cpm219 0:2d0ef4830603 284 _spi.write(0);
cpm219 0:2d0ef4830603 285 _spi.write(0);
cpm219 0:2d0ef4830603 286 _ss = 1;
cpm219 0:2d0ef4830603 287 }
cpm219 0:2d0ef4830603 288
cpm219 0:2d0ef4830603 289 ft_void_t FT800::ClockSelect( FT_GPU_PLL_SOURCE_T pllsource)
cpm219 0:2d0ef4830603 290 {
cpm219 0:2d0ef4830603 291 HostCommand( pllsource);
cpm219 0:2d0ef4830603 292 }
cpm219 0:2d0ef4830603 293
cpm219 0:2d0ef4830603 294 ft_void_t FT800::PLL_FreqSelect( FT_GPU_PLL_FREQ_T freq)
cpm219 0:2d0ef4830603 295 {
cpm219 0:2d0ef4830603 296 HostCommand( freq);
cpm219 0:2d0ef4830603 297 }
cpm219 0:2d0ef4830603 298
cpm219 0:2d0ef4830603 299 ft_void_t FT800::PowerModeSwitch( FT_GPU_POWER_MODE_T pwrmode)
cpm219 0:2d0ef4830603 300 {
cpm219 0:2d0ef4830603 301 HostCommand( pwrmode);
cpm219 0:2d0ef4830603 302 }
cpm219 0:2d0ef4830603 303
cpm219 0:2d0ef4830603 304 ft_void_t FT800::CoreReset( )
cpm219 0:2d0ef4830603 305 {
cpm219 0:2d0ef4830603 306 HostCommand( 0x68);
cpm219 0:2d0ef4830603 307 }
cpm219 0:2d0ef4830603 308
cpm219 0:2d0ef4830603 309
cpm219 0:2d0ef4830603 310 ft_void_t FT800::Updatecmdfifo( ft_uint16_t count)
cpm219 0:2d0ef4830603 311 {
cpm219 0:2d0ef4830603 312 cmd_fifo_wp = ( cmd_fifo_wp + count) & 4095;
cpm219 0:2d0ef4830603 313 //4 byte alignment
cpm219 0:2d0ef4830603 314 cmd_fifo_wp = ( cmd_fifo_wp + 3) & 0xffc;
cpm219 0:2d0ef4830603 315 Wr16( REG_CMD_WRITE, cmd_fifo_wp);
cpm219 0:2d0ef4830603 316 }
cpm219 0:2d0ef4830603 317
cpm219 0:2d0ef4830603 318
cpm219 0:2d0ef4830603 319 ft_uint16_t FT800::fifo_Freespace( )
cpm219 0:2d0ef4830603 320 {
cpm219 0:2d0ef4830603 321 ft_uint16_t fullness,retval;
cpm219 0:2d0ef4830603 322
cpm219 0:2d0ef4830603 323 fullness = ( cmd_fifo_wp - Rd16( REG_CMD_READ)) & 4095;
cpm219 0:2d0ef4830603 324 retval = (FT_CMD_FIFO_SIZE - 4) - fullness;
cpm219 0:2d0ef4830603 325 return (retval);
cpm219 0:2d0ef4830603 326 }
cpm219 0:2d0ef4830603 327
cpm219 0:2d0ef4830603 328 ft_void_t FT800::WrCmdBuf( ft_uint8_t *buffer,ft_uint16_t count)
cpm219 0:2d0ef4830603 329 {
cpm219 0:2d0ef4830603 330 ft_uint32_t length =0, SizeTransfered = 0;
cpm219 0:2d0ef4830603 331
cpm219 0:2d0ef4830603 332 #define MAX_CMD_FIFO_TRANSFER fifo_Freespace( )
cpm219 0:2d0ef4830603 333 do {
cpm219 0:2d0ef4830603 334 length = count;
cpm219 0:2d0ef4830603 335 if (length > MAX_CMD_FIFO_TRANSFER){
cpm219 0:2d0ef4830603 336 length = MAX_CMD_FIFO_TRANSFER;
cpm219 0:2d0ef4830603 337 }
cpm219 0:2d0ef4830603 338 CheckCmdBuffer( length);
cpm219 0:2d0ef4830603 339
cpm219 0:2d0ef4830603 340 StartCmdTransfer( FT_GPU_WRITE,length);
cpm219 0:2d0ef4830603 341
cpm219 0:2d0ef4830603 342 SizeTransfered = 0;
cpm219 0:2d0ef4830603 343 while (length--) {
cpm219 0:2d0ef4830603 344 Transfer8( *buffer);
cpm219 0:2d0ef4830603 345 buffer++;
cpm219 0:2d0ef4830603 346 SizeTransfered ++;
cpm219 0:2d0ef4830603 347 }
cpm219 0:2d0ef4830603 348 length = SizeTransfered;
cpm219 0:2d0ef4830603 349
cpm219 0:2d0ef4830603 350 EndTransfer( );
cpm219 0:2d0ef4830603 351 Updatecmdfifo( length);
cpm219 0:2d0ef4830603 352
cpm219 0:2d0ef4830603 353 WaitCmdfifo_empty( );
cpm219 0:2d0ef4830603 354
cpm219 0:2d0ef4830603 355 count -= length;
cpm219 0:2d0ef4830603 356 }while (count > 0);
cpm219 0:2d0ef4830603 357 }
cpm219 0:2d0ef4830603 358
cpm219 0:2d0ef4830603 359
cpm219 0:2d0ef4830603 360 ft_void_t FT800::WrCmdBufFromFlash( FT_PROGMEM ft_prog_uchar8_t *buffer,ft_uint16_t count)
cpm219 0:2d0ef4830603 361 {
cpm219 0:2d0ef4830603 362 ft_uint32_t length =0, SizeTransfered = 0;
cpm219 0:2d0ef4830603 363
cpm219 0:2d0ef4830603 364 #define MAX_CMD_FIFO_TRANSFER fifo_Freespace( )
cpm219 0:2d0ef4830603 365 do {
cpm219 0:2d0ef4830603 366 length = count;
cpm219 0:2d0ef4830603 367 if (length > MAX_CMD_FIFO_TRANSFER){
cpm219 0:2d0ef4830603 368 length = MAX_CMD_FIFO_TRANSFER;
cpm219 0:2d0ef4830603 369 }
cpm219 0:2d0ef4830603 370 CheckCmdBuffer( length);
cpm219 0:2d0ef4830603 371
cpm219 0:2d0ef4830603 372 StartCmdTransfer( FT_GPU_WRITE,length);
cpm219 0:2d0ef4830603 373
cpm219 0:2d0ef4830603 374
cpm219 0:2d0ef4830603 375 SizeTransfered = 0;
cpm219 0:2d0ef4830603 376 while (length--) {
cpm219 0:2d0ef4830603 377 Transfer8( ft_pgm_read_byte_near(buffer));
cpm219 0:2d0ef4830603 378 buffer++;
cpm219 0:2d0ef4830603 379 SizeTransfered ++;
cpm219 0:2d0ef4830603 380 }
cpm219 0:2d0ef4830603 381 length = SizeTransfered;
cpm219 0:2d0ef4830603 382
cpm219 0:2d0ef4830603 383 EndTransfer( );
cpm219 0:2d0ef4830603 384 Updatecmdfifo( length);
cpm219 0:2d0ef4830603 385
cpm219 0:2d0ef4830603 386 WaitCmdfifo_empty( );
cpm219 0:2d0ef4830603 387
cpm219 0:2d0ef4830603 388 count -= length;
cpm219 0:2d0ef4830603 389 }while (count > 0);
cpm219 0:2d0ef4830603 390 }
cpm219 0:2d0ef4830603 391
cpm219 0:2d0ef4830603 392
cpm219 0:2d0ef4830603 393 ft_void_t FT800::CheckCmdBuffer( ft_uint16_t count)
cpm219 0:2d0ef4830603 394 {
cpm219 0:2d0ef4830603 395 ft_uint16_t getfreespace;
cpm219 0:2d0ef4830603 396 do{
cpm219 0:2d0ef4830603 397 getfreespace = fifo_Freespace( );
cpm219 0:2d0ef4830603 398 }while(getfreespace < count);
cpm219 0:2d0ef4830603 399 }
cpm219 0:2d0ef4830603 400
cpm219 0:2d0ef4830603 401 ft_void_t FT800::WaitCmdfifo_empty( )
cpm219 0:2d0ef4830603 402 {
cpm219 0:2d0ef4830603 403 while(Rd16( REG_CMD_READ) != Rd16( REG_CMD_WRITE));
cpm219 0:2d0ef4830603 404
cpm219 0:2d0ef4830603 405 cmd_fifo_wp = Rd16( REG_CMD_WRITE);
cpm219 0:2d0ef4830603 406 }
cpm219 0:2d0ef4830603 407
cpm219 0:2d0ef4830603 408 ft_void_t FT800::WaitLogo_Finish( )
cpm219 0:2d0ef4830603 409 {
cpm219 0:2d0ef4830603 410 ft_int16_t cmdrdptr,cmdwrptr;
cpm219 0:2d0ef4830603 411
cpm219 0:2d0ef4830603 412 do{
cpm219 0:2d0ef4830603 413 cmdrdptr = Rd16( REG_CMD_READ);
cpm219 0:2d0ef4830603 414 cmdwrptr = Rd16( REG_CMD_WRITE);
cpm219 0:2d0ef4830603 415 }while ((cmdwrptr != cmdrdptr) || (cmdrdptr != 0));
cpm219 0:2d0ef4830603 416 cmd_fifo_wp = 0;
cpm219 0:2d0ef4830603 417 }
cpm219 0:2d0ef4830603 418
cpm219 0:2d0ef4830603 419
cpm219 0:2d0ef4830603 420 ft_void_t FT800::ResetCmdFifo( )
cpm219 0:2d0ef4830603 421 {
cpm219 0:2d0ef4830603 422 cmd_fifo_wp = 0;
cpm219 0:2d0ef4830603 423 }
cpm219 0:2d0ef4830603 424
cpm219 0:2d0ef4830603 425
cpm219 0:2d0ef4830603 426 ft_void_t FT800::WrCmd32( ft_uint32_t cmd)
cpm219 0:2d0ef4830603 427 {
cpm219 0:2d0ef4830603 428 CheckCmdBuffer( sizeof(cmd));
cpm219 0:2d0ef4830603 429
cpm219 0:2d0ef4830603 430 Wr32( RAM_CMD + cmd_fifo_wp,cmd);
cpm219 0:2d0ef4830603 431
cpm219 0:2d0ef4830603 432 Updatecmdfifo( sizeof(cmd));
cpm219 0:2d0ef4830603 433 }
cpm219 0:2d0ef4830603 434
cpm219 0:2d0ef4830603 435
cpm219 0:2d0ef4830603 436 ft_void_t FT800::ResetDLBuffer( )
cpm219 0:2d0ef4830603 437 {
cpm219 0:2d0ef4830603 438 dl_buff_wp = 0;
cpm219 0:2d0ef4830603 439 }
cpm219 0:2d0ef4830603 440
cpm219 0:2d0ef4830603 441 /* Toggle PD_N pin of FT800 board for a power cycle*/
cpm219 0:2d0ef4830603 442 ft_void_t FT800::Powercycle( ft_bool_t up)
cpm219 0:2d0ef4830603 443 {
cpm219 0:2d0ef4830603 444 if (up)
cpm219 0:2d0ef4830603 445 {
cpm219 0:2d0ef4830603 446 //Toggle PD_N from low to high for power up switch
cpm219 0:2d0ef4830603 447 _pd = 0;
cpm219 0:2d0ef4830603 448 Sleep(20);
cpm219 0:2d0ef4830603 449
cpm219 0:2d0ef4830603 450 _pd = 1;
cpm219 0:2d0ef4830603 451 Sleep(20);
cpm219 0:2d0ef4830603 452 }else
cpm219 0:2d0ef4830603 453 {
cpm219 0:2d0ef4830603 454 //Toggle PD_N from high to low for power down switch
cpm219 0:2d0ef4830603 455 _pd = 1;
cpm219 0:2d0ef4830603 456 Sleep(20);
cpm219 0:2d0ef4830603 457
cpm219 0:2d0ef4830603 458 _pd = 0;
cpm219 0:2d0ef4830603 459 Sleep(20);
cpm219 0:2d0ef4830603 460 }
cpm219 0:2d0ef4830603 461 }
cpm219 0:2d0ef4830603 462
cpm219 0:2d0ef4830603 463 ft_void_t FT800::WrMemFromFlash( ft_uint32_t addr,const ft_prog_uchar8_t *buffer, ft_uint32_t length)
cpm219 0:2d0ef4830603 464 {
cpm219 0:2d0ef4830603 465 //ft_uint32_t SizeTransfered = 0;
cpm219 0:2d0ef4830603 466
cpm219 0:2d0ef4830603 467 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 468
cpm219 0:2d0ef4830603 469 while (length--) {
cpm219 0:2d0ef4830603 470 Transfer8( ft_pgm_read_byte_near(buffer));
cpm219 0:2d0ef4830603 471 buffer++;
cpm219 0:2d0ef4830603 472 }
cpm219 0:2d0ef4830603 473
cpm219 0:2d0ef4830603 474 EndTransfer( );
cpm219 0:2d0ef4830603 475 }
cpm219 0:2d0ef4830603 476
cpm219 0:2d0ef4830603 477 ft_void_t FT800::WrMem( ft_uint32_t addr,const ft_uint8_t *buffer, ft_uint32_t length)
cpm219 0:2d0ef4830603 478 {
cpm219 0:2d0ef4830603 479 //ft_uint32_t SizeTransfered = 0;
cpm219 0:2d0ef4830603 480
cpm219 0:2d0ef4830603 481 StartTransfer( FT_GPU_WRITE,addr);
cpm219 0:2d0ef4830603 482
cpm219 0:2d0ef4830603 483 while (length--) {
cpm219 0:2d0ef4830603 484 Transfer8( *buffer);
cpm219 0:2d0ef4830603 485 buffer++;
cpm219 0:2d0ef4830603 486 }
cpm219 0:2d0ef4830603 487
cpm219 0:2d0ef4830603 488 EndTransfer( );
cpm219 0:2d0ef4830603 489 }
cpm219 0:2d0ef4830603 490
cpm219 0:2d0ef4830603 491
cpm219 0:2d0ef4830603 492 ft_void_t FT800::RdMem( ft_uint32_t addr, ft_uint8_t *buffer, ft_uint32_t length)
cpm219 0:2d0ef4830603 493 {
cpm219 0:2d0ef4830603 494 //ft_uint32_t SizeTransfered = 0;
cpm219 0:2d0ef4830603 495
cpm219 0:2d0ef4830603 496 StartTransfer( FT_GPU_READ,addr);
cpm219 0:2d0ef4830603 497
cpm219 0:2d0ef4830603 498 while (length--) {
cpm219 0:2d0ef4830603 499 *buffer = Transfer8( 0);
cpm219 0:2d0ef4830603 500 buffer++;
cpm219 0:2d0ef4830603 501 }
cpm219 0:2d0ef4830603 502
cpm219 0:2d0ef4830603 503 EndTransfer( );
cpm219 0:2d0ef4830603 504 }
cpm219 0:2d0ef4830603 505
cpm219 0:2d0ef4830603 506 ft_int32_t FT800::Dec2Ascii(ft_char8_t *pSrc,ft_int32_t value)
cpm219 0:2d0ef4830603 507 {
cpm219 0:2d0ef4830603 508 ft_int16_t Length;
cpm219 0:2d0ef4830603 509 ft_char8_t *pdst,charval;
cpm219 0:2d0ef4830603 510 ft_int32_t CurrVal = value,tmpval,i;
cpm219 0:2d0ef4830603 511 ft_char8_t tmparray[16],idx = 0;
cpm219 0:2d0ef4830603 512
cpm219 0:2d0ef4830603 513 Length = strlen(pSrc);
cpm219 0:2d0ef4830603 514 pdst = pSrc + Length;
cpm219 0:2d0ef4830603 515
cpm219 0:2d0ef4830603 516 if(0 == value)
cpm219 0:2d0ef4830603 517 {
cpm219 0:2d0ef4830603 518 *pdst++ = '0';
cpm219 0:2d0ef4830603 519 *pdst++ = '\0';
cpm219 0:2d0ef4830603 520 return 0;
cpm219 0:2d0ef4830603 521 }
cpm219 0:2d0ef4830603 522
cpm219 0:2d0ef4830603 523 if(CurrVal < 0)
cpm219 0:2d0ef4830603 524 {
cpm219 0:2d0ef4830603 525 *pdst++ = '-';
cpm219 0:2d0ef4830603 526 CurrVal = - CurrVal;
cpm219 0:2d0ef4830603 527 }
cpm219 0:2d0ef4830603 528 /* insert the value */
cpm219 0:2d0ef4830603 529 while(CurrVal > 0){
cpm219 0:2d0ef4830603 530 tmpval = CurrVal;
cpm219 0:2d0ef4830603 531 CurrVal /= 10;
cpm219 0:2d0ef4830603 532 tmpval = tmpval - CurrVal*10;
cpm219 0:2d0ef4830603 533 charval = '0' + tmpval;
cpm219 0:2d0ef4830603 534 tmparray[idx++] = charval;
cpm219 0:2d0ef4830603 535 }
cpm219 0:2d0ef4830603 536
cpm219 0:2d0ef4830603 537 for(i=0;i<idx;i++)
cpm219 0:2d0ef4830603 538 {
cpm219 0:2d0ef4830603 539 *pdst++ = tmparray[idx - i - 1];
cpm219 0:2d0ef4830603 540 }
cpm219 0:2d0ef4830603 541 *pdst++ = '\0';
cpm219 0:2d0ef4830603 542
cpm219 0:2d0ef4830603 543 return 0;
cpm219 0:2d0ef4830603 544 }
cpm219 0:2d0ef4830603 545
cpm219 0:2d0ef4830603 546
cpm219 0:2d0ef4830603 547 ft_void_t FT800::Sleep(ft_uint16_t ms)
cpm219 0:2d0ef4830603 548 {
cpm219 0:2d0ef4830603 549 wait_ms(ms);
cpm219 0:2d0ef4830603 550 }
cpm219 0:2d0ef4830603 551
cpm219 0:2d0ef4830603 552 ft_void_t FT800::Sound_ON(){
cpm219 0:2d0ef4830603 553 Wr8( REG_GPIO, 0x02 | Rd8( REG_GPIO));
cpm219 0:2d0ef4830603 554 }
cpm219 0:2d0ef4830603 555
cpm219 0:2d0ef4830603 556 ft_void_t FT800::Sound_OFF(){
cpm219 0:2d0ef4830603 557 Wr8( REG_GPIO, 0xFD & Rd8( REG_GPIO));
cpm219 0:2d0ef4830603 558 }
cpm219 0:2d0ef4830603 559
cpm219 0:2d0ef4830603 560
cpm219 0:2d0ef4830603 561
cpm219 0:2d0ef4830603 562