Draw a string Extend the string to size "w" Center the string within "w" return the size of the string */

Clear and disable the given MPU region of the given MPU. * \param mpu Pointer to MPU to be used. * \param rnr Region number to be cleared. */

Load the given number of MPU regions from a table to the given MPU. * \param mpu Pointer to the MPU registers to be used. * \param rnr First region nu

Set the memory attribute encoding to the given MPU. * \param mpu Pointer to the MPU to be configured. * \param idx The attribute index to be set [0-7]

Configure the given MPU region of the given MPU. * \param mpu Pointer to MPU to be used. * \param rnr Region number to be configured. * \param rbar Va

* @brief Sets the DMA Transfer parameter. * @param hdma: pointer to a DMA_HandleTypeDef structure that contains * the

* @brief Returns the FLASH Read Protection level. * @retval FLASH RDP level * This parameter can be one of the following values: *

* @brief Set the read protection level. * @param ReadProtectLevel specifies the read protection level. * This parameter can be one of th

* @brief Conversion complete callback in non blocking mode * @param hadc: ADC handle * @retval None */

* @brief This function provides minimum delay (in milliseconds) based * on variable incremented. * @note In the default implementation , Sy

* @brief Reads the specified input port pin. * @param GPIOx: where x can be (A..G depending on device used) to select the GPIO peripheral * @par

* @brief This function is used to initialize the HAL Library; it must be the first * instruction to be executed in the main program (before

* @brief Enables a device specific interrupt in the NVIC interrupt controller. * @note To configure interrupts priority correctly, the NVIC_Prior

* @brief Initializes the CPU, AHB and APB buses clocks according to the specified * parameters in the RCC_ClkInitStruct. * @param RCC_Cl

* @brief Returns the HCLK frequency * @note Each time HCLK changes, this function must be called to update the * right HCLK value. Othe

* @brief Initializes the RCC Oscillators according to the specified parameters in the * RCC_OscInitTypeDef. * @param RCC_OscInitStruct p

* @brief Tx Transfer completed callback. * @param hspi pointer to a SPI_HandleTypeDef structure that contains * the configuration

* @brief Tx and Rx Transfer completed callback. * @param hspi pointer to a SPI_HandleTypeDef structure that contains * the configu

* @brief Hall commutation changed callback in non-blocking mode * @param htim TIM handle * @retval None */

* @brief Timer error callback in non-blocking mode * @param htim TIM handle * @retval None */

* @brief Period elapsed callback in non-blocking mode * @param htim TIM handle * @retval None */

* @brief Hall Trigger detection callback in non-blocking mode * @param htim TIM handle * @retval None */

ADC1 init function */

* Enable DMA controller clock */

Configure pins as * Analog * Input * Output * EVENT_OUT * EXTI */

SPI2 init function */

Private functions ---------------------------------------------------------*/

* @brief Handle the end of the TX transaction. * @param hspi pointer to a SPI_HandleTypeDef structure that contains * the configur

* @brief Timer Output Compare 3 configuration * @param TIMx to select the TIM peripheral * @param OC_Config The output configuration structure

* @brief Timer Output Compare 4 configuration * @param TIMx to select the TIM peripheral * @param OC_Config The output configuration structure

* @brief Slave Timer configuration function * @param htim TIM handle * @param sSlaveConfig Slave timer configuration * @retval None */

* @brief Configure the Polarity and Filter for TI2. * @param TIMx to select the TIM peripheral. * @param TIM_ICPolarity The Input Polarity. *

* @brief Configure the TI2 as Input. * @param TIMx to select the TIM peripheral * @param TIM_ICPolarity The Input Polarity. * This p

\brief Disable IRQ Interrupts \details Disables IRQ interrupts by setting the I-bit in the CPSR. Can only be executed in Privileged mod

assumes tga_set_font(font); and tga_init((tga_get_char_width()+16)*3, ((tga_get_char_height()+8)*2)); is called before */

xo, yo: offset for 8x8 fonts (font_format==2) called from main() */

increment x and consider line wrap (inc y)*/

================================================*/

内存分配(内部调用) memx:所属内存块 size:要分配的内存大小(字节) 返回值:0XFFFFFFFF,代表错误;其他,内存偏移地址

input: current_form_fds */ if called from a field function, then the current field variables are destroyed, so that call should be the last call in th

updates "ui->cursor_focus_fds" */ if called from a field function, then the current field variables are destroyed, so that call should be the last cal

if called from a field function, then the current field variables are destroyed, so that call should be the last call in the field callback. */

释放内存(外部调用) ptr:内存首地址

设置内存 s:内存首地址 c :要设置的值 count:需要设置的内存大小(字节为单位)

Memcopy with strictly ordered memory access, e.g. for register targets. * \param dst Destination data is copied to. * \param src Source data is copied

this function is used as "u8g2_get_kerning_cb" */

============================================*/ This procedure is called after setting up the display (u8x8 structure). --> This is the central init