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本帖最后由 黎明降至 于 2025-4-8 18:04 编辑
我使用ospi接口驱动icna3306AMOLED屏幕读取id，获取的数据都是0，不知道怎么解决，求助各位看一下是我代码哪里有问题
/* OCTOSPI1 init function */
void MX_OCTOSPI1_Init(void)
{
/* USER CODE BEGIN OCTOSPI1_Init 0 */
/* USER CODE END OCTOSPI1_Init 0 */
OSPIM_CfgTypeDef sOspiManagerCfg = {0};
HAL_OSPI_DLYB_CfgTypeDef HAL_OSPI_DLYB_Cfg_Struct = {0};
/* USER CODE BEGIN OCTOSPI1_Init 1 */
/* USER CODE END OCTOSPI1_Init 1 */
hospi1.Instance = OCTOSPI1;
hospi1.Init.ChipSelectHighTime = 1;
hospi1.Init.FifoThreshold = 32;
hospi1.Init.SampleShifting = HAL_OSPI_SAMPLE_SHIFTING_HALFCYCLE;
hospi1.Init.DualQuad = HAL_OSPI_DUALQUAD_DISABLE;
hospi1.Init.DeviceSize = 31;
hospi1.Init.ClockMode = HAL_OSPI_CLOCK_MODE_3;
hospi1.Init.ClockPrescaler = 16;
hospi1.Init.WrapSize = HAL_OSPI_WRAP_NOT_SUPPORTED;
hospi1.Init.MemoryType = HAL_OSPI_MEMTYPE_MACRONIX;
hospi1.Init.FreeRunningClock = HAL_OSPI_FREERUNCLK_DISABLE;
hospi1.Init.DelayHoldQuarterCycle = HAL_OSPI_DHQC_DISABLE;
hospi1.Init.ChipSelectBoundary = 0;
hospi1.Init.DelayBlockBypass = HAL_OSPI_DELAY_BLOCK_BYPASSED;
hospi1.Init.MaxTran = 0;
hospi1.Init.Refresh = 0;
if (HAL_OSPI_Init(&hospi1) != HAL_OK)
{
Error_Handler();
}
sOspiManagerCfg.ClkPort = 1;
sOspiManagerCfg.NCSPort = 1;
sOspiManagerCfg.IOLowPort = HAL_OSPIM_IOPORT_1_LOW;
if (HAL_OSPIM_Config(&hospi1, &sOspiManagerCfg, HAL_OSPI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
Error_Handler();
}
HAL_OSPI_DLYB_Cfg_Struct.Units = 0;
HAL_OSPI_DLYB_Cfg_Struct.PhaseSel = 0;
if (HAL_OSPI_DLYB_SetConfig(&hospi1, &HAL_OSPI_DLYB_Cfg_Struct) != HAL_OK)
{
Error_Handler();
}
/* USER CODE BEGIN OCTOSPI1_Init 2 */
/* USER CODE END OCTOSPI1_Init 2 */
}
void HAL_OSPI_MspInit(OSPI_HandleTypeDef *ospiHandle)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
if (ospiHandle->Instance == OCTOSPI1)
{
/* USER CODE BEGIN OCTOSPI1_MspInit 0 */
/* USER CODE END OCTOSPI1_MspInit 0 */
/** Initializes the peripherals clock */
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_OSPI;
PeriphClkInit.OspiClockSelection = RCC_OSPICLKSOURCE_SYSCLK;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
{
Error_Handler();
}
/* OCTOSPI1 clock enable */
__HAL_RCC_OSPIM_CLK_ENABLE();
__HAL_RCC_OSPI1_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
/** OCTOSPI1 GPIO Configuration
* PA3 ------> OCTOSPIM_P1_CLK
* PA4 ------> OCTOSPIM_P1_NCS
* PA6 ------> OCTOSPIM_P1_IO3
* PA7 ------> OCTOSPIM_P1_IO2
* PB0 ------> OCTOSPIM_P1_IO1
* PB1 ------> OCTOSPIM_P1_IO0
*/
GPIO_InitStruct.Pin = GPIO_PIN_3;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF10_OCTOSPI1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_4;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF3_OCTOSPI1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_6 | GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF10_OCTOSPI1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
GPIO_InitStruct.Pin = GPIO_PIN_0 | GPIO_PIN_1;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF10_OCTOSPI1;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/* OCTOSPI1 DMA Init */
/* GPDMA1_REQUEST_OCTOSPI1 Init */
/* USER CODE BEGIN OCTOSPI1_MspInit 1 */
/* USER CODE END OCTOSPI1_MspInit 1 */
}
}
uint16_t LCD_SendCommand(uint8_t cmd)
{
OSPI_RegularCmdTypeDef sCommand = {0};
sCommand.InstructionMode = HAL_OSPI_INSTRUCTION_1_LINE;
sCommand.Instruction = cmd;
sCommand.Address = 0;
sCommand.AddressMode = HAL_OSPI_ADDRESS_1_LINE;
sCommand.AddressSize = HAL_OSPI_ADDRESS_24_BITS;
sCommand.AlternateBytesMode = HAL_OSPI_ALTERNATE_BYTES_NONE;
sCommand.AlternateBytesSize = HAL_OSPI_ALTERNATE_BYTES_8_BITS;
sCommand.AlternateBytes = 0;
sCommand.DataDtrMode = HAL_OSPI_DATA_DTR_DISABLE;
sCommand.SIOOMode = HAL_OSPI_SIOO_INST_EVERY_CMD;
sCommand.DataMode = HAL_OSPI_DATA_NONE;
sCommand.DummyCycles = 0;
sCommand.NbData = 0;
if (HAL_OSPI_Command(&hospi1, &sCommand, HAL_OSPI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
return HAL_ERROR;
}
return HAL_OK;
}
uint8_t ICNA3306_ReadData(uint8_t address)
{
uint8_t idBuffer[3] = {0};
OSPI_RegularCmdTypeDef sCommand = {0};
/* 配置操作类型 */
sCommand.OperationType = HAL_OSPI_OPTYPE_COMMON_CFG;
/* 指令阶段：采用单线发送 */
sCommand.InstructionMode = HAL_OSPI_INSTRUCTION_1_LINE;
sCommand.InstructionDtrMode = HAL_OSPI_INSTRUCTION_DTR_DISABLE;
sCommand.Instruction = 0x03; // 读数据命令
sCommand.FlashId = HAL_OSPI_FLASH_ID_1;
sCommand.AlternateBytesMode = HAL_OSPI_ALTERNATE_BYTES_NONE;
sCommand.AlternateBytesSize = HAL_OSPI_ALTERNATE_BYTES_8_BITS;
sCommand.AlternateBytes = 0;
/* 地址阶段：采用单线传输 */
sCommand.AddressMode = HAL_OSPI_ADDRESS_1_LINE;
sCommand.AddressSize = HAL_OSPI_ADDRESS_24_BITS;
sCommand.Address = 0x000000 | (address << 8);
/* 数据阶段：采用单线接收 */
sCommand.DataMode = HAL_OSPI_DATA_1_LINE;
sCommand.DataDtrMode = HAL_OSPI_DATA_DTR_DISABLE;
sCommand.DummyCycles = 0;
sCommand.NbData = 3;
sCommand.DQSMode = HAL_OSPI_DQS_DISABLE; // 不使用DQS
sCommand.SIOOMode = HAL_OSPI_SIOO_INST_EVERY_CMD;
if (HAL_OSPI_Command(&hospi1, &sCommand, HAL_OSPI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
printf("Command failed\r\n");
return 0;
}
if (HAL_OSPI_Receive(&hospi1, idBuffer, HAL_OSPI_TIMEOUT_DEFAULT_VALUE) != HAL_OK)
{
printf("Receive failed\r\n");
return 0;
}
printf("SINGLE RAW ID: 0x%02X 0x%02X 0x%02X\r\n", idBuffer[0], idBuffer[1], idBuffer[2]);
return idBuffer[0];
}
// 硬件复位
HAL_GPIO_WritePin(GPIOA, GPIO_PIN_5, GPIO_PIN_RESET); // 复位引脚拉低
HAL_Delay(100); // 等待10ms
HAL_GPIO_WritePin(GPIOA, GPIO_PIN_5, GPIO_PIN_SET); // 复位引脚拉高
// 软件复位
LCD_SendCommand(0x01); // Software Reset
HAL_Delay(120);
// 设置单线SPI模式
LCD_SendCommand(0xFF);
// 退出Sleep模式
LCD_SendCommand(0x11);
// 读取ID
ICNA3306_ReadData(0x04); // 0x04对应RDDID命令
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