猜测六:修改input_delay_ns和dummy_bits 到这里时,我差点就以为这个问题柳暗花明快解决了,然而当我更改完配置后发现,修改input_delay_ns后,該错误仍然存在,增加dummy_bits后,系统直接卡死在中断中触发了看门狗的panic,当我跑了乐鑫给的关于dummy_bits的example后发现了同样的问题,气的我当时就发邮件给了乐鑫,询问...
/*命令阶段的位数*/uint32_t address_bits; /*地址阶段的位数*/uint32_t dummy_bits; /*虚...
/* 命令阶段的位数 */uint32_t address_bits; /* 地址阶段的位数 */uint32_t dummy_bits; ...
.dummy_bits,//在地址和数据位段之间插入的dummy位长度,用于匹配时序,一般可以保持默认 .clock_speed_hz,//时钟频率,设置的是80MHz的分频系数,单位为Hz .mode,//SPI模式,设置为0-3 .duty_cycle_pos,// .cs_ena_pretrans,//传输前CS信号的建立时间,只在半双工模式下有用 .cs_ena_posttrans,//传输时CS...
devcfg.address_bits = 0; devcfg.dummy_bits = 0; devcfg.clock_speed_hz = 1000 * 1000; // Clock out at 10 MHz devcfg.input_delay_ns = 0; devcfg.duty_cycle_pos = 0; devcfg.mode = 0; // SPI mode 0 devcfg.spics_io_num = -1; // CS pin ...
spi_device_interface_config_t ConfigInterface; ConfigInterface.command_bits = 0; ConfigInterface.address_bits = 0; ConfigInterface.dummy_bits = 0; ConfigInterface.mode = 0; ConfigInterface.duty_cycle_pos = 128; // default 128 = 50%/50% duty ...
.command_bits = 0,.address_bits = 0,.dummy_bits = 0,.clock_speed_hz = 80 * 1000 * 1000...
#define SPI_MOSI_0 GPIO_ResetBits(GPIOA, GPIO_Pin_7) /* MOSI = 0 */ #define SPI_READ_MISO GPIO_ReadInputDataBit(GPIOA, GPIO_Pin_6) /* 读MISO口线状态 */ #define Dummy_Byte 0xFF //读取时MISO发送的数据,可以为任意数据 //初始化SPI ...
//devcfg.dummy_bits=; devcfg->mode=xSPI_CPOL_CPHA_mode; //CPOL, CPHA xSPI_CPOL_CPHA_mode = 0 //devcfg.duty_cycle_pos; //devcfg.cs_ena_pretrans; //devcfg.cs_ena_posttrans; devcfg->clock_speed_hz=xSPI_Clock_Speed_For_DM_Initial; ...
uint8_tcommand_bits;//命令的位数 uint8_taddress_bits;//地址的位数 uint8_tdummy_bits;//在地址和数据之间间隔的位数 uint8_tmode;/**< SPI mode, representing a pair of (CPOL, CPHA) configuration: - 0: (0, 0) - 1: (0, 1) ...