These are the examples provided for [[/users/frank26080115/libraries/LPC1700CMSIS_Lib/]] Note, the entire "program" is not compilable!
LCD/NOKIA6610_LCD/glcd_ll.c@0:bf7b9fba3924, 2011-03-20 (annotated)
- Committer:
- frank26080115
- Date:
- Sun Mar 20 05:38:56 2011 +0000
- Revision:
- 0:bf7b9fba3924
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
frank26080115 | 0:bf7b9fba3924 | 1 | /************************************************************************* |
frank26080115 | 0:bf7b9fba3924 | 2 | * |
frank26080115 | 0:bf7b9fba3924 | 3 | * |
frank26080115 | 0:bf7b9fba3924 | 4 | * (c) Copyright IAR Systems 2006 |
frank26080115 | 0:bf7b9fba3924 | 5 | * |
frank26080115 | 0:bf7b9fba3924 | 6 | * File name : glcd_ll.c |
frank26080115 | 0:bf7b9fba3924 | 7 | * Description : GLCD low level functions |
frank26080115 | 0:bf7b9fba3924 | 8 | * |
frank26080115 | 0:bf7b9fba3924 | 9 | * History : |
frank26080115 | 0:bf7b9fba3924 | 10 | * 1. Date : December 2, 2006 |
frank26080115 | 0:bf7b9fba3924 | 11 | * Author : Stanimir Bonev |
frank26080115 | 0:bf7b9fba3924 | 12 | * Description : Create |
frank26080115 | 0:bf7b9fba3924 | 13 | * |
frank26080115 | 0:bf7b9fba3924 | 14 | * $Revision: 30123 $ |
frank26080115 | 0:bf7b9fba3924 | 15 | **************************************************************************/ |
frank26080115 | 0:bf7b9fba3924 | 16 | #include "glcd_ll.h" |
frank26080115 | 0:bf7b9fba3924 | 17 | #include "lpc_types.h" |
frank26080115 | 0:bf7b9fba3924 | 18 | #include "LPC17xx.h" |
frank26080115 | 0:bf7b9fba3924 | 19 | #include "lpc17xx_clkpwr.h" |
frank26080115 | 0:bf7b9fba3924 | 20 | |
frank26080115 | 0:bf7b9fba3924 | 21 | /************************************************************************* |
frank26080115 | 0:bf7b9fba3924 | 22 | * Function Name: GLCD_SetReset |
frank26080115 | 0:bf7b9fba3924 | 23 | * Parameters: Boolean State |
frank26080115 | 0:bf7b9fba3924 | 24 | * Return: none |
frank26080115 | 0:bf7b9fba3924 | 25 | * |
frank26080115 | 0:bf7b9fba3924 | 26 | * Description: Set reset pin state |
frank26080115 | 0:bf7b9fba3924 | 27 | * |
frank26080115 | 0:bf7b9fba3924 | 28 | *************************************************************************/ |
frank26080115 | 0:bf7b9fba3924 | 29 | void GLCD_SetReset (Bool State) |
frank26080115 | 0:bf7b9fba3924 | 30 | { |
frank26080115 | 0:bf7b9fba3924 | 31 | if(State) |
frank26080115 | 0:bf7b9fba3924 | 32 | { |
frank26080115 | 0:bf7b9fba3924 | 33 | LPC_GPIO3->FIOSET |= (1UL<<25); |
frank26080115 | 0:bf7b9fba3924 | 34 | } |
frank26080115 | 0:bf7b9fba3924 | 35 | else |
frank26080115 | 0:bf7b9fba3924 | 36 | { |
frank26080115 | 0:bf7b9fba3924 | 37 | LPC_GPIO3->FIOCLR |= (1<<25); |
frank26080115 | 0:bf7b9fba3924 | 38 | } |
frank26080115 | 0:bf7b9fba3924 | 39 | } |
frank26080115 | 0:bf7b9fba3924 | 40 | |
frank26080115 | 0:bf7b9fba3924 | 41 | /************************************************************************* |
frank26080115 | 0:bf7b9fba3924 | 42 | * Function Name: GLCD_Backlight |
frank26080115 | 0:bf7b9fba3924 | 43 | * Parameters: Int8U Light |
frank26080115 | 0:bf7b9fba3924 | 44 | * Return: none |
frank26080115 | 0:bf7b9fba3924 | 45 | * |
frank26080115 | 0:bf7b9fba3924 | 46 | * Description: Set backlight pin state |
frank26080115 | 0:bf7b9fba3924 | 47 | * |
frank26080115 | 0:bf7b9fba3924 | 48 | *************************************************************************/ |
frank26080115 | 0:bf7b9fba3924 | 49 | void GLCD_Backlight (uint8_t Light) |
frank26080115 | 0:bf7b9fba3924 | 50 | { |
frank26080115 | 0:bf7b9fba3924 | 51 | LPC_PWM1->MR3 = BACKLIGHT_OFF + Light; |
frank26080115 | 0:bf7b9fba3924 | 52 | LPC_PWM1->LER |= (1<<3); |
frank26080115 | 0:bf7b9fba3924 | 53 | } |
frank26080115 | 0:bf7b9fba3924 | 54 | |
frank26080115 | 0:bf7b9fba3924 | 55 | /************************************************************************* |
frank26080115 | 0:bf7b9fba3924 | 56 | * Function Name: GLCD_LLInit |
frank26080115 | 0:bf7b9fba3924 | 57 | * Parameters: none |
frank26080115 | 0:bf7b9fba3924 | 58 | * Return: none |
frank26080115 | 0:bf7b9fba3924 | 59 | * |
frank26080115 | 0:bf7b9fba3924 | 60 | * Description: Init Reset and Backlight control outputs |
frank26080115 | 0:bf7b9fba3924 | 61 | * |
frank26080115 | 0:bf7b9fba3924 | 62 | *************************************************************************/ |
frank26080115 | 0:bf7b9fba3924 | 63 | void GLCD_LLInit (void) |
frank26080115 | 0:bf7b9fba3924 | 64 | { |
frank26080115 | 0:bf7b9fba3924 | 65 | // LCD Reset output |
frank26080115 | 0:bf7b9fba3924 | 66 | LPC_GPIO3->FIODIR |= (1UL<<25); |
frank26080115 | 0:bf7b9fba3924 | 67 | |
frank26080115 | 0:bf7b9fba3924 | 68 | GLCD_SetReset(0); |
frank26080115 | 0:bf7b9fba3924 | 69 | |
frank26080115 | 0:bf7b9fba3924 | 70 | // LCD backlight PWM 8bit init |
frank26080115 | 0:bf7b9fba3924 | 71 | LPC_PINCON->PINSEL7 |= (3<<20) ; // assign P3.26 to PWM1.3 |
frank26080115 | 0:bf7b9fba3924 | 72 | LPC_SC->PCONP |= (1<<6); // enable clock of PWM1 |
frank26080115 | 0:bf7b9fba3924 | 73 | LPC_PWM1->TCR &= ~(1<<3); |
frank26080115 | 0:bf7b9fba3924 | 74 | LPC_PWM1->TCR &= ~(1<<0); // disable counting |
frank26080115 | 0:bf7b9fba3924 | 75 | LPC_PWM1->TCR |= (1<<1); // reset |
frank26080115 | 0:bf7b9fba3924 | 76 | LPC_PWM1->CTCR &= ~(3<<0); // from prescaler |
frank26080115 | 0:bf7b9fba3924 | 77 | LPC_PWM1->MCR = 2 ; // Reset on PWMMR0 |
frank26080115 | 0:bf7b9fba3924 | 78 | LPC_PWM1->PCR &= ~(1<<3); // Selects single edge controlled mode for PWM3 |
frank26080115 | 0:bf7b9fba3924 | 79 | LPC_PWM1->PCR |= (1<<11); // The PWM3 output enabled |
frank26080115 | 0:bf7b9fba3924 | 80 | |
frank26080115 | 0:bf7b9fba3924 | 81 | LPC_PWM1->PR = 0; |
frank26080115 | 0:bf7b9fba3924 | 82 | LPC_PWM1->MR0 = 0xFF; // 8bit resolution |
frank26080115 | 0:bf7b9fba3924 | 83 | LPC_PWM1->LER |= (1<<0); |
frank26080115 | 0:bf7b9fba3924 | 84 | LPC_PWM1->MR3 = 0; |
frank26080115 | 0:bf7b9fba3924 | 85 | LPC_PWM1->LER |= (1<<3); |
frank26080115 | 0:bf7b9fba3924 | 86 | LPC_PWM1->TCR |= (1<<3); // enable PWM function |
frank26080115 | 0:bf7b9fba3924 | 87 | LPC_PWM1->TCR &= ~(1<<1); // release reset |
frank26080115 | 0:bf7b9fba3924 | 88 | LPC_PWM1->TCR |= (1<<0); // enable counting |
frank26080115 | 0:bf7b9fba3924 | 89 | GLCD_Backlight(0); |
frank26080115 | 0:bf7b9fba3924 | 90 | } |
frank26080115 | 0:bf7b9fba3924 | 91 | |
frank26080115 | 0:bf7b9fba3924 | 92 | /************************************************************************* |
frank26080115 | 0:bf7b9fba3924 | 93 | * Function Name: GLCD_SPI_ChipSelect |
frank26080115 | 0:bf7b9fba3924 | 94 | * Parameters: Boolean Select |
frank26080115 | 0:bf7b9fba3924 | 95 | * Return: none |
frank26080115 | 0:bf7b9fba3924 | 96 | * |
frank26080115 | 0:bf7b9fba3924 | 97 | * Description: SSP0 Chip select control |
frank26080115 | 0:bf7b9fba3924 | 98 | * Select = true - Chip is enable |
frank26080115 | 0:bf7b9fba3924 | 99 | * Select = false - Chip is disable |
frank26080115 | 0:bf7b9fba3924 | 100 | * |
frank26080115 | 0:bf7b9fba3924 | 101 | *************************************************************************/ |
frank26080115 | 0:bf7b9fba3924 | 102 | void GLCD_SPI_ChipSelect (Bool Select) |
frank26080115 | 0:bf7b9fba3924 | 103 | { |
frank26080115 | 0:bf7b9fba3924 | 104 | if (Select) |
frank26080115 | 0:bf7b9fba3924 | 105 | { |
frank26080115 | 0:bf7b9fba3924 | 106 | LPC_GPIO1->FIOCLR |= (1<<21); |
frank26080115 | 0:bf7b9fba3924 | 107 | } |
frank26080115 | 0:bf7b9fba3924 | 108 | else |
frank26080115 | 0:bf7b9fba3924 | 109 | { |
frank26080115 | 0:bf7b9fba3924 | 110 | LPC_GPIO1->FIOSET |= (1UL<<21); |
frank26080115 | 0:bf7b9fba3924 | 111 | } |
frank26080115 | 0:bf7b9fba3924 | 112 | } |
frank26080115 | 0:bf7b9fba3924 | 113 | |
frank26080115 | 0:bf7b9fba3924 | 114 | /************************************************************************* |
frank26080115 | 0:bf7b9fba3924 | 115 | * Function Name: GLCD_SPI_SetWordWidth |
frank26080115 | 0:bf7b9fba3924 | 116 | * Parameters: Int32U Width |
frank26080115 | 0:bf7b9fba3924 | 117 | * Return: Boolean |
frank26080115 | 0:bf7b9fba3924 | 118 | * |
frank26080115 | 0:bf7b9fba3924 | 119 | * Description: Set SSP 0 word width |
frank26080115 | 0:bf7b9fba3924 | 120 | * |
frank26080115 | 0:bf7b9fba3924 | 121 | *************************************************************************/ |
frank26080115 | 0:bf7b9fba3924 | 122 | Bool GLCD_SPI_SetWordWidth (uint32_t Width) |
frank26080115 | 0:bf7b9fba3924 | 123 | { |
frank26080115 | 0:bf7b9fba3924 | 124 | if(4 > Width || Width > 16) |
frank26080115 | 0:bf7b9fba3924 | 125 | { |
frank26080115 | 0:bf7b9fba3924 | 126 | return(FALSE); |
frank26080115 | 0:bf7b9fba3924 | 127 | } |
frank26080115 | 0:bf7b9fba3924 | 128 | |
frank26080115 | 0:bf7b9fba3924 | 129 | LPC_SSP0->CR0 &= ~(0x0F); |
frank26080115 | 0:bf7b9fba3924 | 130 | LPC_SSP0->CR0 |= (Width - 1) & 0x0F; |
frank26080115 | 0:bf7b9fba3924 | 131 | return(TRUE); |
frank26080115 | 0:bf7b9fba3924 | 132 | } |
frank26080115 | 0:bf7b9fba3924 | 133 | |
frank26080115 | 0:bf7b9fba3924 | 134 | /************************************************************************* |
frank26080115 | 0:bf7b9fba3924 | 135 | * Function Name: GLCD_SPI_SetClockFreq |
frank26080115 | 0:bf7b9fba3924 | 136 | * Parameters: Int32U Frequency |
frank26080115 | 0:bf7b9fba3924 | 137 | * Return: Int32U |
frank26080115 | 0:bf7b9fba3924 | 138 | * |
frank26080115 | 0:bf7b9fba3924 | 139 | * Description: Set SSP 0 clock |
frank26080115 | 0:bf7b9fba3924 | 140 | * |
frank26080115 | 0:bf7b9fba3924 | 141 | *************************************************************************/ |
frank26080115 | 0:bf7b9fba3924 | 142 | uint32_t GLCD_SPI_SetClockFreq (uint32_t Frequency) |
frank26080115 | 0:bf7b9fba3924 | 143 | { |
frank26080115 | 0:bf7b9fba3924 | 144 | uint32_t Fspi = CLKPWR_GetPCLK(CLKPWR_PCLKSEL_SSP0); |
frank26080115 | 0:bf7b9fba3924 | 145 | uint32_t Div = 2; |
frank26080115 | 0:bf7b9fba3924 | 146 | while((Div * Frequency) < Fspi) |
frank26080115 | 0:bf7b9fba3924 | 147 | { |
frank26080115 | 0:bf7b9fba3924 | 148 | if((Div += 2) == 254) |
frank26080115 | 0:bf7b9fba3924 | 149 | { |
frank26080115 | 0:bf7b9fba3924 | 150 | break; |
frank26080115 | 0:bf7b9fba3924 | 151 | } |
frank26080115 | 0:bf7b9fba3924 | 152 | } |
frank26080115 | 0:bf7b9fba3924 | 153 | LPC_SSP0->CPSR = Div; |
frank26080115 | 0:bf7b9fba3924 | 154 | return(Fspi/Div); |
frank26080115 | 0:bf7b9fba3924 | 155 | } |
frank26080115 | 0:bf7b9fba3924 | 156 | |
frank26080115 | 0:bf7b9fba3924 | 157 | /************************************************************************* |
frank26080115 | 0:bf7b9fba3924 | 158 | * Function Name: GLCD_SPI_Init |
frank26080115 | 0:bf7b9fba3924 | 159 | * Parameters: uint32_t Clk, uint32_t Width |
frank26080115 | 0:bf7b9fba3924 | 160 | * Return: none |
frank26080115 | 0:bf7b9fba3924 | 161 | * |
frank26080115 | 0:bf7b9fba3924 | 162 | * Description: Init SSP0 |
frank26080115 | 0:bf7b9fba3924 | 163 | * |
frank26080115 | 0:bf7b9fba3924 | 164 | *************************************************************************/ |
frank26080115 | 0:bf7b9fba3924 | 165 | void GLCD_SPI_Init(uint32_t Clk, uint32_t Width) |
frank26080115 | 0:bf7b9fba3924 | 166 | { |
frank26080115 | 0:bf7b9fba3924 | 167 | uint32_t i; |
frank26080115 | 0:bf7b9fba3924 | 168 | volatile uint32_t Dummy; |
frank26080115 | 0:bf7b9fba3924 | 169 | // Assign GPIO to SSP0 - SCK, MOSI, MISO |
frank26080115 | 0:bf7b9fba3924 | 170 | LPC_PINCON->PINSEL3 |= (3<<8); // SCK0 - P1.20 |
frank26080115 | 0:bf7b9fba3924 | 171 | LPC_PINCON->PINSEL3 |= (3<<14); // MISO0 - P1.23 |
frank26080115 | 0:bf7b9fba3924 | 172 | LPC_PINCON->PINSEL3 |= (3<<16); // MOSI0 - P1.24 |
frank26080115 | 0:bf7b9fba3924 | 173 | |
frank26080115 | 0:bf7b9fba3924 | 174 | // Chip select |
frank26080115 | 0:bf7b9fba3924 | 175 | LPC_GPIO1->FIODIR |= (1UL<<21); //SSEL0 used as GPIOP1.21 |
frank26080115 | 0:bf7b9fba3924 | 176 | |
frank26080115 | 0:bf7b9fba3924 | 177 | GLCD_SPI_ChipSelect(FALSE); |
frank26080115 | 0:bf7b9fba3924 | 178 | |
frank26080115 | 0:bf7b9fba3924 | 179 | // Spi init |
frank26080115 | 0:bf7b9fba3924 | 180 | LPC_SC->PCONP |= (1<<21); // SSP0 clock enable |
frank26080115 | 0:bf7b9fba3924 | 181 | LPC_SSP0->CR1 &= ~(1<<1); // Disable module |
frank26080115 | 0:bf7b9fba3924 | 182 | LPC_SSP0->CR1 &= ~(1<<0); // Disable Loop Back Mode |
frank26080115 | 0:bf7b9fba3924 | 183 | LPC_SSP0->CR1 &= ~(1<<2); // Master mode |
frank26080115 | 0:bf7b9fba3924 | 184 | LPC_SSP0->CR0 &= ~(3<<4); // SPI |
frank26080115 | 0:bf7b9fba3924 | 185 | LPC_SSP0->CR0 &= ~(1<<6); // CPOL = 0 |
frank26080115 | 0:bf7b9fba3924 | 186 | LPC_SSP0->CR0 &= ~(1<<7); // CPHA = 0 |
frank26080115 | 0:bf7b9fba3924 | 187 | LPC_SSP0->IMSC = 0; // disable all interrupts |
frank26080115 | 0:bf7b9fba3924 | 188 | LPC_SSP0->DMACR = 0; // disable DMA |
frank26080115 | 0:bf7b9fba3924 | 189 | LPC_SSP0->CR1 |= (1<<1); // Enable module |
frank26080115 | 0:bf7b9fba3924 | 190 | for (i = 0; i < 8; i++ ) |
frank26080115 | 0:bf7b9fba3924 | 191 | { |
frank26080115 | 0:bf7b9fba3924 | 192 | Dummy = LPC_SSP0->DR; // clear the RxFIFO |
frank26080115 | 0:bf7b9fba3924 | 193 | } |
frank26080115 | 0:bf7b9fba3924 | 194 | // Set SSP clock frequency |
frank26080115 | 0:bf7b9fba3924 | 195 | GLCD_SPI_SetClockFreq(Clk); |
frank26080115 | 0:bf7b9fba3924 | 196 | // Set data width |
frank26080115 | 0:bf7b9fba3924 | 197 | GLCD_SPI_SetWordWidth(Width); |
frank26080115 | 0:bf7b9fba3924 | 198 | } |
frank26080115 | 0:bf7b9fba3924 | 199 | |
frank26080115 | 0:bf7b9fba3924 | 200 | /************************************************************************* |
frank26080115 | 0:bf7b9fba3924 | 201 | * Function Name: GLCD_SPI_TranserByte |
frank26080115 | 0:bf7b9fba3924 | 202 | * Parameters: uint32_t Data |
frank26080115 | 0:bf7b9fba3924 | 203 | * Return: uint32_t |
frank26080115 | 0:bf7b9fba3924 | 204 | * |
frank26080115 | 0:bf7b9fba3924 | 205 | * Description: Transfer byte from SSP0 |
frank26080115 | 0:bf7b9fba3924 | 206 | * |
frank26080115 | 0:bf7b9fba3924 | 207 | *************************************************************************/ |
frank26080115 | 0:bf7b9fba3924 | 208 | uint32_t GLCD_SPI_TranserByte (uint32_t Data) |
frank26080115 | 0:bf7b9fba3924 | 209 | { |
frank26080115 | 0:bf7b9fba3924 | 210 | while(!(LPC_SSP0->SR & (1<<1))); //check bit TNF |
frank26080115 | 0:bf7b9fba3924 | 211 | LPC_SSP0->DR = Data; |
frank26080115 | 0:bf7b9fba3924 | 212 | while((LPC_SSP0->SR & (1<<4))); //check bit BSY |
frank26080115 | 0:bf7b9fba3924 | 213 | return(LPC_SSP0->DR); |
frank26080115 | 0:bf7b9fba3924 | 214 | } |
frank26080115 | 0:bf7b9fba3924 | 215 | |
frank26080115 | 0:bf7b9fba3924 | 216 | /************************************************************************* |
frank26080115 | 0:bf7b9fba3924 | 217 | * Function Name: GLCD_SPI_SendBlock |
frank26080115 | 0:bf7b9fba3924 | 218 | * Parameters: pInt8U pData, uint32_t Size |
frank26080115 | 0:bf7b9fba3924 | 219 | * |
frank26080115 | 0:bf7b9fba3924 | 220 | * Return: void |
frank26080115 | 0:bf7b9fba3924 | 221 | * |
frank26080115 | 0:bf7b9fba3924 | 222 | * Description: Write block of data to SSP |
frank26080115 | 0:bf7b9fba3924 | 223 | * |
frank26080115 | 0:bf7b9fba3924 | 224 | *************************************************************************/ |
frank26080115 | 0:bf7b9fba3924 | 225 | void GLCD_SPI_SendBlock (unsigned char *pData, uint32_t Size) |
frank26080115 | 0:bf7b9fba3924 | 226 | { |
frank26080115 | 0:bf7b9fba3924 | 227 | volatile uint32_t Dummy; |
frank26080115 | 0:bf7b9fba3924 | 228 | uint32_t OutCount = Size; |
frank26080115 | 0:bf7b9fba3924 | 229 | while (OutCount) |
frank26080115 | 0:bf7b9fba3924 | 230 | { |
frank26080115 | 0:bf7b9fba3924 | 231 | while((LPC_SSP0->SR & (1<<1)) && OutCount) |
frank26080115 | 0:bf7b9fba3924 | 232 | { |
frank26080115 | 0:bf7b9fba3924 | 233 | LPC_SSP0->DR = *pData++ | 0x100; // Data |
frank26080115 | 0:bf7b9fba3924 | 234 | --OutCount; |
frank26080115 | 0:bf7b9fba3924 | 235 | } |
frank26080115 | 0:bf7b9fba3924 | 236 | } |
frank26080115 | 0:bf7b9fba3924 | 237 | while(LPC_SSP0->SR & (1<<4)); //check bit BSY |
frank26080115 | 0:bf7b9fba3924 | 238 | // draining RX Fifo |
frank26080115 | 0:bf7b9fba3924 | 239 | while (LPC_SSP0->SR &(1<<2)) // check bit RNE |
frank26080115 | 0:bf7b9fba3924 | 240 | { |
frank26080115 | 0:bf7b9fba3924 | 241 | Dummy = LPC_SSP0->DR; |
frank26080115 | 0:bf7b9fba3924 | 242 | } |
frank26080115 | 0:bf7b9fba3924 | 243 | } |
frank26080115 | 0:bf7b9fba3924 | 244 | |
frank26080115 | 0:bf7b9fba3924 | 245 | /************************************************************************* |
frank26080115 | 0:bf7b9fba3924 | 246 | * Function Name: GLCD_SPI_ReceiveBlock |
frank26080115 | 0:bf7b9fba3924 | 247 | * Parameters: unsigned char * pData, uint32_t Size |
frank26080115 | 0:bf7b9fba3924 | 248 | * |
frank26080115 | 0:bf7b9fba3924 | 249 | * Return: void |
frank26080115 | 0:bf7b9fba3924 | 250 | * |
frank26080115 | 0:bf7b9fba3924 | 251 | * Description: Read block of data from SSP |
frank26080115 | 0:bf7b9fba3924 | 252 | * |
frank26080115 | 0:bf7b9fba3924 | 253 | *************************************************************************/ |
frank26080115 | 0:bf7b9fba3924 | 254 | void GLCD_SPI_ReceiveBlock (unsigned char *pData, uint32_t Size) |
frank26080115 | 0:bf7b9fba3924 | 255 | { |
frank26080115 | 0:bf7b9fba3924 | 256 | uint32_t Delta = 0; |
frank26080115 | 0:bf7b9fba3924 | 257 | while (Size || Delta) |
frank26080115 | 0:bf7b9fba3924 | 258 | { |
frank26080115 | 0:bf7b9fba3924 | 259 | while((LPC_SSP0->SR & (1<<1)) && (Delta < SSP_FIFO_SIZE) && Size) |
frank26080115 | 0:bf7b9fba3924 | 260 | { |
frank26080115 | 0:bf7b9fba3924 | 261 | LPC_SSP0->DR = 0xFFFF; |
frank26080115 | 0:bf7b9fba3924 | 262 | --Size; ++Delta; |
frank26080115 | 0:bf7b9fba3924 | 263 | } |
frank26080115 | 0:bf7b9fba3924 | 264 | while (LPC_SSP0->SR & (1<<2)) //check bit RNE |
frank26080115 | 0:bf7b9fba3924 | 265 | { |
frank26080115 | 0:bf7b9fba3924 | 266 | *pData++ = LPC_SSP0->DR; |
frank26080115 | 0:bf7b9fba3924 | 267 | --Delta; |
frank26080115 | 0:bf7b9fba3924 | 268 | } |
frank26080115 | 0:bf7b9fba3924 | 269 | } |
frank26080115 | 0:bf7b9fba3924 | 270 | } |