Frank 26080115
These are the examples provided for [[/users/frank26080115/libraries/LPC1700CMSIS_Lib/]] Note, the entire "program" is not compilable!
SPI/Slave/spi_slave.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 | * @file spi_slave.c |
| frank26080115 | 0:bf7b9fba3924 | 3 | * @purpose This example describes how to use SPI in slave mode |
| frank26080115 | 0:bf7b9fba3924 | 4 | * @version 2.0 |
| frank26080115 | 0:bf7b9fba3924 | 5 | * @date 21. May. 2010 |
| frank26080115 | 0:bf7b9fba3924 | 6 | * @author NXP MCU SW Application Team |
| frank26080115 | 0:bf7b9fba3924 | 7 | *--------------------------------------------------------------------- |
| frank26080115 | 0:bf7b9fba3924 | 8 | * Software that is described herein is for illustrative purposes only |
| frank26080115 | 0:bf7b9fba3924 | 9 | * which provides customers with programming information regarding the |
| frank26080115 | 0:bf7b9fba3924 | 10 | * products. This software is supplied "AS IS" without any warranties. |
| frank26080115 | 0:bf7b9fba3924 | 11 | * NXP Semiconductors assumes no responsibility or liability for the |
| frank26080115 | 0:bf7b9fba3924 | 12 | * use of the software, conveys no license or title under any patent, |
| frank26080115 | 0:bf7b9fba3924 | 13 | * copyright, or mask work right to the product. NXP Semiconductors |
| frank26080115 | 0:bf7b9fba3924 | 14 | * reserves the right to make changes in the software without |
| frank26080115 | 0:bf7b9fba3924 | 15 | * notification. NXP Semiconductors also make no representation or |
| frank26080115 | 0:bf7b9fba3924 | 16 | * warranty that such application will be suitable for the specified |
| frank26080115 | 0:bf7b9fba3924 | 17 | * use without further testing or modification. |
| frank26080115 | 0:bf7b9fba3924 | 18 | **********************************************************************/ |
| frank26080115 | 0:bf7b9fba3924 | 19 | #include "lpc17xx_spi.h" |
| frank26080115 | 0:bf7b9fba3924 | 20 | #include "lpc17xx_libcfg.h" |
| frank26080115 | 0:bf7b9fba3924 | 21 | #include "lpc17xx_pinsel.h" |
| frank26080115 | 0:bf7b9fba3924 | 22 | #include "debug_frmwrk.h" |
| frank26080115 | 0:bf7b9fba3924 | 23 | #include "lpc17xx_gpio.h" |
| frank26080115 | 0:bf7b9fba3924 | 24 | |
| frank26080115 | 0:bf7b9fba3924 | 25 | /* Example group ----------------------------------------------------------- */ |
| frank26080115 | 0:bf7b9fba3924 | 26 | /** @defgroup SPI_slave slave |
| frank26080115 | 0:bf7b9fba3924 | 27 | * @ingroup SPI_Examples |
| frank26080115 | 0:bf7b9fba3924 | 28 | * @{ |
| frank26080115 | 0:bf7b9fba3924 | 29 | */ |
| frank26080115 | 0:bf7b9fba3924 | 30 | |
| frank26080115 | 0:bf7b9fba3924 | 31 | /************************** PRIVATE DEFINITIONS ***********************/ |
| frank26080115 | 0:bf7b9fba3924 | 32 | /** Max buffer length */ |
| frank26080115 | 0:bf7b9fba3924 | 33 | #define BUFFER_SIZE 0x40 |
| frank26080115 | 0:bf7b9fba3924 | 34 | #define SPI_DATABIT_SIZE 10 |
| frank26080115 | 0:bf7b9fba3924 | 35 | |
| frank26080115 | 0:bf7b9fba3924 | 36 | /************************** PRIVATE VARIABLES *************************/ |
| frank26080115 | 0:bf7b9fba3924 | 37 | uint8_t menu1[] = |
| frank26080115 | 0:bf7b9fba3924 | 38 | "********************************************************************************\n\r" |
| frank26080115 | 0:bf7b9fba3924 | 39 | "Hello NXP Semiconductors \n\r" |
| frank26080115 | 0:bf7b9fba3924 | 40 | "SPI demo \n\r" |
| frank26080115 | 0:bf7b9fba3924 | 41 | "\t - MCU: LPC17xx \n\r" |
| frank26080115 | 0:bf7b9fba3924 | 42 | "\t - Core: ARM Cortex-M3 \n\r" |
| frank26080115 | 0:bf7b9fba3924 | 43 | "\t - Communicate via: UART0 - 115200bps \n\r" |
| frank26080115 | 0:bf7b9fba3924 | 44 | "\t An example of SPI using interrupt mode to test the SPI driver \n\r" |
| frank26080115 | 0:bf7b9fba3924 | 45 | " This example uses SPI in slave mode to communicate with SPI slave device \n\r" |
| frank26080115 | 0:bf7b9fba3924 | 46 | " The master and slave transfer together a number of data byte \n\r" |
| frank26080115 | 0:bf7b9fba3924 | 47 | "********************************************************************************\n\r"; |
| frank26080115 | 0:bf7b9fba3924 | 48 | uint8_t menu2[] = "Demo terminated! \n\r"; |
| frank26080115 | 0:bf7b9fba3924 | 49 | |
| frank26080115 | 0:bf7b9fba3924 | 50 | // SPI Configuration structure variable |
| frank26080115 | 0:bf7b9fba3924 | 51 | SPI_CFG_Type SPI_ConfigStruct; |
| frank26080115 | 0:bf7b9fba3924 | 52 | |
| frank26080115 | 0:bf7b9fba3924 | 53 | #if (SPI_DATABIT_SIZE == 8) |
| frank26080115 | 0:bf7b9fba3924 | 54 | uint8_t Tx_Buf[BUFFER_SIZE]; |
| frank26080115 | 0:bf7b9fba3924 | 55 | uint8_t Rx_Buf[BUFFER_SIZE]; |
| frank26080115 | 0:bf7b9fba3924 | 56 | #else |
| frank26080115 | 0:bf7b9fba3924 | 57 | uint16_t Tx_Buf[BUFFER_SIZE]; |
| frank26080115 | 0:bf7b9fba3924 | 58 | uint16_t Rx_Buf[BUFFER_SIZE]; |
| frank26080115 | 0:bf7b9fba3924 | 59 | #endif |
| frank26080115 | 0:bf7b9fba3924 | 60 | |
| frank26080115 | 0:bf7b9fba3924 | 61 | |
| frank26080115 | 0:bf7b9fba3924 | 62 | /************************** PRIVATE FUNCTIONS *************************/ |
| frank26080115 | 0:bf7b9fba3924 | 63 | void print_menu(void); |
| frank26080115 | 0:bf7b9fba3924 | 64 | void Buffer_Init(void); |
| frank26080115 | 0:bf7b9fba3924 | 65 | void Error_Loop(void); |
| frank26080115 | 0:bf7b9fba3924 | 66 | void Buffer_Verify(void); |
| frank26080115 | 0:bf7b9fba3924 | 67 | |
| frank26080115 | 0:bf7b9fba3924 | 68 | /*-------------------------PRIVATE FUNCTIONS------------------------------*/ |
| frank26080115 | 0:bf7b9fba3924 | 69 | /*********************************************************************//** |
| frank26080115 | 0:bf7b9fba3924 | 70 | * @brief Initialize buffer |
| frank26080115 | 0:bf7b9fba3924 | 71 | * @param[in] None |
| frank26080115 | 0:bf7b9fba3924 | 72 | * @return None |
| frank26080115 | 0:bf7b9fba3924 | 73 | **********************************************************************/ |
| frank26080115 | 0:bf7b9fba3924 | 74 | void Buffer_Init(void) |
| frank26080115 | 0:bf7b9fba3924 | 75 | { |
| frank26080115 | 0:bf7b9fba3924 | 76 | uint8_t i; |
| frank26080115 | 0:bf7b9fba3924 | 77 | #if (SPI_DATABIT_SIZE == 8) |
| frank26080115 | 0:bf7b9fba3924 | 78 | for (i = 0; i < BUFFER_SIZE; i++) { |
| frank26080115 | 0:bf7b9fba3924 | 79 | Tx_Buf[i] = i; |
| frank26080115 | 0:bf7b9fba3924 | 80 | Rx_Buf[i] = 0; |
| frank26080115 | 0:bf7b9fba3924 | 81 | } |
| frank26080115 | 0:bf7b9fba3924 | 82 | #else |
| frank26080115 | 0:bf7b9fba3924 | 83 | for (i = 0; i < BUFFER_SIZE/2; i++) { |
| frank26080115 | 0:bf7b9fba3924 | 84 | Tx_Buf[i] = i; |
| frank26080115 | 0:bf7b9fba3924 | 85 | Rx_Buf[i] = 0; |
| frank26080115 | 0:bf7b9fba3924 | 86 | } |
| frank26080115 | 0:bf7b9fba3924 | 87 | #endif |
| frank26080115 | 0:bf7b9fba3924 | 88 | } |
| frank26080115 | 0:bf7b9fba3924 | 89 | |
| frank26080115 | 0:bf7b9fba3924 | 90 | /*********************************************************************//** |
| frank26080115 | 0:bf7b9fba3924 | 91 | * @brief Error Loop (called by Buffer_Verify() if any error) |
| frank26080115 | 0:bf7b9fba3924 | 92 | * @param[in] none |
| frank26080115 | 0:bf7b9fba3924 | 93 | * @return None |
| frank26080115 | 0:bf7b9fba3924 | 94 | **********************************************************************/ |
| frank26080115 | 0:bf7b9fba3924 | 95 | void Error_Loop(void) |
| frank26080115 | 0:bf7b9fba3924 | 96 | { |
| frank26080115 | 0:bf7b9fba3924 | 97 | /* Loop forever */ |
| frank26080115 | 0:bf7b9fba3924 | 98 | while (1); |
| frank26080115 | 0:bf7b9fba3924 | 99 | } |
| frank26080115 | 0:bf7b9fba3924 | 100 | |
| frank26080115 | 0:bf7b9fba3924 | 101 | |
| frank26080115 | 0:bf7b9fba3924 | 102 | /*********************************************************************//** |
| frank26080115 | 0:bf7b9fba3924 | 103 | * @brief Verify buffer |
| frank26080115 | 0:bf7b9fba3924 | 104 | * @param[in] none |
| frank26080115 | 0:bf7b9fba3924 | 105 | * @return None |
| frank26080115 | 0:bf7b9fba3924 | 106 | **********************************************************************/ |
| frank26080115 | 0:bf7b9fba3924 | 107 | void Buffer_Verify(void) |
| frank26080115 | 0:bf7b9fba3924 | 108 | { |
| frank26080115 | 0:bf7b9fba3924 | 109 | uint8_t i; |
| frank26080115 | 0:bf7b9fba3924 | 110 | #if (DATA_SIZE==8) |
| frank26080115 | 0:bf7b9fba3924 | 111 | uint8_t *src_addr = (uint8_t *) &Tx_Buf[0]; |
| frank26080115 | 0:bf7b9fba3924 | 112 | uint8_t *dest_addr = (uint8_t *) &Rx_Buf[0]; |
| frank26080115 | 0:bf7b9fba3924 | 113 | for ( i = 0; i < SPI_DATABIT_SIZE; i++ ) |
| frank26080115 | 0:bf7b9fba3924 | 114 | { |
| frank26080115 | 0:bf7b9fba3924 | 115 | if ( *src_addr++ != *dest_addr++ ) |
| frank26080115 | 0:bf7b9fba3924 | 116 | { |
| frank26080115 | 0:bf7b9fba3924 | 117 | /* Call Error Loop */ |
| frank26080115 | 0:bf7b9fba3924 | 118 | _DBG_("Verify error"); |
| frank26080115 | 0:bf7b9fba3924 | 119 | Error_Loop(); |
| frank26080115 | 0:bf7b9fba3924 | 120 | } |
| frank26080115 | 0:bf7b9fba3924 | 121 | } |
| frank26080115 | 0:bf7b9fba3924 | 122 | #else |
| frank26080115 | 0:bf7b9fba3924 | 123 | uint16_t *src_addr = (uint16_t *) &Tx_Buf[0]; |
| frank26080115 | 0:bf7b9fba3924 | 124 | uint16_t *dest_addr = (uint16_t *) &Rx_Buf[0]; |
| frank26080115 | 0:bf7b9fba3924 | 125 | for ( i = 0; i < SPI_DATABIT_SIZE/2; i++ ) |
| frank26080115 | 0:bf7b9fba3924 | 126 | { |
| frank26080115 | 0:bf7b9fba3924 | 127 | if ( *src_addr++ != *dest_addr++ ) |
| frank26080115 | 0:bf7b9fba3924 | 128 | { |
| frank26080115 | 0:bf7b9fba3924 | 129 | /* Call Error Loop */ |
| frank26080115 | 0:bf7b9fba3924 | 130 | _DBG_("Verify error"); |
| frank26080115 | 0:bf7b9fba3924 | 131 | Error_Loop(); |
| frank26080115 | 0:bf7b9fba3924 | 132 | } |
| frank26080115 | 0:bf7b9fba3924 | 133 | } |
| frank26080115 | 0:bf7b9fba3924 | 134 | #endif |
| frank26080115 | 0:bf7b9fba3924 | 135 | } |
| frank26080115 | 0:bf7b9fba3924 | 136 | |
| frank26080115 | 0:bf7b9fba3924 | 137 | |
| frank26080115 | 0:bf7b9fba3924 | 138 | /*********************************************************************//** |
| frank26080115 | 0:bf7b9fba3924 | 139 | * @brief Print Welcome menu |
| frank26080115 | 0:bf7b9fba3924 | 140 | * @param[in] none |
| frank26080115 | 0:bf7b9fba3924 | 141 | * @return None |
| frank26080115 | 0:bf7b9fba3924 | 142 | **********************************************************************/ |
| frank26080115 | 0:bf7b9fba3924 | 143 | void print_menu(void) |
| frank26080115 | 0:bf7b9fba3924 | 144 | { |
| frank26080115 | 0:bf7b9fba3924 | 145 | _DBG(menu1); |
| frank26080115 | 0:bf7b9fba3924 | 146 | } |
| frank26080115 | 0:bf7b9fba3924 | 147 | |
| frank26080115 | 0:bf7b9fba3924 | 148 | |
| frank26080115 | 0:bf7b9fba3924 | 149 | |
| frank26080115 | 0:bf7b9fba3924 | 150 | /*-------------------------MAIN FUNCTION------------------------------*/ |
| frank26080115 | 0:bf7b9fba3924 | 151 | /*********************************************************************//** |
| frank26080115 | 0:bf7b9fba3924 | 152 | * @brief c_entry: Main SPI program body |
| frank26080115 | 0:bf7b9fba3924 | 153 | * @param[in] None |
| frank26080115 | 0:bf7b9fba3924 | 154 | * @return int |
| frank26080115 | 0:bf7b9fba3924 | 155 | **********************************************************************/ |
| frank26080115 | 0:bf7b9fba3924 | 156 | int c_entry(void) |
| frank26080115 | 0:bf7b9fba3924 | 157 | { |
| frank26080115 | 0:bf7b9fba3924 | 158 | PINSEL_CFG_Type PinCfg; |
| frank26080115 | 0:bf7b9fba3924 | 159 | SPI_DATA_SETUP_Type xferConfig; |
| frank26080115 | 0:bf7b9fba3924 | 160 | |
| frank26080115 | 0:bf7b9fba3924 | 161 | /* |
| frank26080115 | 0:bf7b9fba3924 | 162 | * Initialize SPI pin connect |
| frank26080115 | 0:bf7b9fba3924 | 163 | * P0.15 - SCK; |
| frank26080115 | 0:bf7b9fba3924 | 164 | * P0.16 - SSEL |
| frank26080115 | 0:bf7b9fba3924 | 165 | * P0.17 - MISO |
| frank26080115 | 0:bf7b9fba3924 | 166 | * P0.18 - MOSI |
| frank26080115 | 0:bf7b9fba3924 | 167 | */ |
| frank26080115 | 0:bf7b9fba3924 | 168 | PinCfg.Funcnum = 3; |
| frank26080115 | 0:bf7b9fba3924 | 169 | PinCfg.OpenDrain = 0; |
| frank26080115 | 0:bf7b9fba3924 | 170 | PinCfg.Pinmode = 0; |
| frank26080115 | 0:bf7b9fba3924 | 171 | PinCfg.Portnum = 0; |
| frank26080115 | 0:bf7b9fba3924 | 172 | PinCfg.Pinnum = 15; |
| frank26080115 | 0:bf7b9fba3924 | 173 | PINSEL_ConfigPin(&PinCfg); |
| frank26080115 | 0:bf7b9fba3924 | 174 | PinCfg.Pinnum = 17; |
| frank26080115 | 0:bf7b9fba3924 | 175 | PINSEL_ConfigPin(&PinCfg); |
| frank26080115 | 0:bf7b9fba3924 | 176 | PinCfg.Pinnum = 18; |
| frank26080115 | 0:bf7b9fba3924 | 177 | PINSEL_ConfigPin(&PinCfg); |
| frank26080115 | 0:bf7b9fba3924 | 178 | PinCfg.Pinnum = 16; |
| frank26080115 | 0:bf7b9fba3924 | 179 | PINSEL_ConfigPin(&PinCfg); |
| frank26080115 | 0:bf7b9fba3924 | 180 | |
| frank26080115 | 0:bf7b9fba3924 | 181 | /* Initialize debug via UART0 |
| frank26080115 | 0:bf7b9fba3924 | 182 | * 115200bps |
| frank26080115 | 0:bf7b9fba3924 | 183 | * 8 data bit |
| frank26080115 | 0:bf7b9fba3924 | 184 | * No parity |
| frank26080115 | 0:bf7b9fba3924 | 185 | * 1 stop bit |
| frank26080115 | 0:bf7b9fba3924 | 186 | * No flow control |
| frank26080115 | 0:bf7b9fba3924 | 187 | */ |
| frank26080115 | 0:bf7b9fba3924 | 188 | debug_frmwrk_init(); |
| frank26080115 | 0:bf7b9fba3924 | 189 | |
| frank26080115 | 0:bf7b9fba3924 | 190 | // print welcome screen |
| frank26080115 | 0:bf7b9fba3924 | 191 | print_menu(); |
| frank26080115 | 0:bf7b9fba3924 | 192 | |
| frank26080115 | 0:bf7b9fba3924 | 193 | SPI_ConfigStruct.CPHA = SPI_CPHA_SECOND; |
| frank26080115 | 0:bf7b9fba3924 | 194 | SPI_ConfigStruct.CPOL = SPI_CPOL_LO; |
| frank26080115 | 0:bf7b9fba3924 | 195 | SPI_ConfigStruct.ClockRate = 2000000; |
| frank26080115 | 0:bf7b9fba3924 | 196 | SPI_ConfigStruct.DataOrder = SPI_DATA_MSB_FIRST; |
| frank26080115 | 0:bf7b9fba3924 | 197 | SPI_ConfigStruct.Databit = SPI_DATABIT_SIZE; |
| frank26080115 | 0:bf7b9fba3924 | 198 | SPI_ConfigStruct.Mode = SPI_SLAVE_MODE; |
| frank26080115 | 0:bf7b9fba3924 | 199 | // Initialize SPI peripheral with parameter given in structure above |
| frank26080115 | 0:bf7b9fba3924 | 200 | SPI_Init(LPC_SPI, &SPI_ConfigStruct); |
| frank26080115 | 0:bf7b9fba3924 | 201 | |
| frank26080115 | 0:bf7b9fba3924 | 202 | |
| frank26080115 | 0:bf7b9fba3924 | 203 | /* Initialize Buffer */ |
| frank26080115 | 0:bf7b9fba3924 | 204 | _DBG("Init buffer..."); |
| frank26080115 | 0:bf7b9fba3924 | 205 | Buffer_Init(); |
| frank26080115 | 0:bf7b9fba3924 | 206 | _DBG_("Complete!"); _DBG_("Wait for master transfer data..."); |
| frank26080115 | 0:bf7b9fba3924 | 207 | xferConfig.tx_data = Tx_Buf; |
| frank26080115 | 0:bf7b9fba3924 | 208 | xferConfig.rx_data = Rx_Buf; |
| frank26080115 | 0:bf7b9fba3924 | 209 | xferConfig.length = BUFFER_SIZE; |
| frank26080115 | 0:bf7b9fba3924 | 210 | SPI_ReadWrite(LPC_SPI, &xferConfig, SPI_TRANSFER_POLLING); |
| frank26080115 | 0:bf7b9fba3924 | 211 | _DBG_("Transfer complete!"); |
| frank26080115 | 0:bf7b9fba3924 | 212 | |
| frank26080115 | 0:bf7b9fba3924 | 213 | // Verify buffer after transferring |
| frank26080115 | 0:bf7b9fba3924 | 214 | Buffer_Verify(); |
| frank26080115 | 0:bf7b9fba3924 | 215 | _DBG_("Verify complete!"); |
| frank26080115 | 0:bf7b9fba3924 | 216 | |
| frank26080115 | 0:bf7b9fba3924 | 217 | /* Loop forever */ |
| frank26080115 | 0:bf7b9fba3924 | 218 | SPI_DeInit(LPC_SPI); |
| frank26080115 | 0:bf7b9fba3924 | 219 | while(1); |
| frank26080115 | 0:bf7b9fba3924 | 220 | return 1; |
| frank26080115 | 0:bf7b9fba3924 | 221 | } |
| frank26080115 | 0:bf7b9fba3924 | 222 | |
| frank26080115 | 0:bf7b9fba3924 | 223 | /* With ARM and GHS toolsets, the entry point is main() - this will |
| frank26080115 | 0:bf7b9fba3924 | 224 | allow the linker to generate wrapper code to setup stacks, allocate |
| frank26080115 | 0:bf7b9fba3924 | 225 | heap area, and initialize and copy code and data segments. For GNU |
| frank26080115 | 0:bf7b9fba3924 | 226 | toolsets, the entry point is through __start() in the crt0_gnu.asm |
| frank26080115 | 0:bf7b9fba3924 | 227 | file, and that startup code will setup stacks and data */ |
| frank26080115 | 0:bf7b9fba3924 | 228 | int main(void) |
| frank26080115 | 0:bf7b9fba3924 | 229 | { |
| frank26080115 | 0:bf7b9fba3924 | 230 | return c_entry(); |
| frank26080115 | 0:bf7b9fba3924 | 231 | } |
| frank26080115 | 0:bf7b9fba3924 | 232 | |
| frank26080115 | 0:bf7b9fba3924 | 233 | |
| frank26080115 | 0:bf7b9fba3924 | 234 | #ifdef DEBUG |
| frank26080115 | 0:bf7b9fba3924 | 235 | /******************************************************************************* |
| frank26080115 | 0:bf7b9fba3924 | 236 | * @brief Reports the name of the source file and the source line number |
| frank26080115 | 0:bf7b9fba3924 | 237 | * where the CHECK_PARAM error has occurred. |
| frank26080115 | 0:bf7b9fba3924 | 238 | * @param[in] file Pointer to the source file name |
| frank26080115 | 0:bf7b9fba3924 | 239 | * @param[in] line assert_param error line source number |
| frank26080115 | 0:bf7b9fba3924 | 240 | * @return None |
| frank26080115 | 0:bf7b9fba3924 | 241 | *******************************************************************************/ |
| frank26080115 | 0:bf7b9fba3924 | 242 | void check_failed(uint8_t *file, uint32_t line) |
| frank26080115 | 0:bf7b9fba3924 | 243 | { |
| frank26080115 | 0:bf7b9fba3924 | 244 | /* User can add his own implementation to report the file name and line number, |
| frank26080115 | 0:bf7b9fba3924 | 245 | ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ |
| frank26080115 | 0:bf7b9fba3924 | 246 | |
| frank26080115 | 0:bf7b9fba3924 | 247 | /* Infinite loop */ |
| frank26080115 | 0:bf7b9fba3924 | 248 | while(1); |
| frank26080115 | 0:bf7b9fba3924 | 249 | } |
| frank26080115 | 0:bf7b9fba3924 | 250 | #endif |
| frank26080115 | 0:bf7b9fba3924 | 251 | |
| frank26080115 | 0:bf7b9fba3924 | 252 | /* |
| frank26080115 | 0:bf7b9fba3924 | 253 | * @} |
| frank26080115 | 0:bf7b9fba3924 | 254 | */ |