#define MEMP_NUM_PBUF 20 //MEMP_NUM_PBUF:memp结构的pbuf数量,如果应用从ROM或者静态存储区发送大量数据时,这个值应该设置大一点 #define MEMP_NUM_UDP_PCB 6 //MEMP_NUM_UDP_PCB:UDP协议控制块(PCB)数量.每个活动的UDP"连接"需要一个PCB. #define MEMP_NUM_TCP_PCB 10 //MEMP_NUM_TCP_PCB:同时建立...
Can Example for Arduino Core STM32 arduino stm32 can canbus stm32f103 stm32f407 stm32f405 stm32l496 stm32f072 stm32f767 stm32f303 stm32f446 bxcan stm32f722 stm32f413 stm32l452 Updated Apr 7, 2024 C++ Improve this page Add a description, image, and links to the stm32f40...
uint8_t BSP_PlatformIsDetected(void) { uint8_t status = SD_PRESENT; /* Check SD card detect pin */ if(HAL_GPIO_ReadPin(SD_DETECT_GPIO_PORT, SD_DETECT_PIN) != GPIO_PIN_RESET) { status = SD_NOT_PRESENT; } /* USER CODE BEGIN 1 */ /* user code can be inserted here */ //...
这个完整的显示屏由液晶显示面板、电容触摸面板以及PCB底板构成。图中的触摸面板带有触摸控制芯片,该芯片处理触摸信号并通过引出的信号线与外部器件通讯,触摸面板中间是透明的,它贴在液晶面板上面,一起构成屏幕的主体,触摸面板与液晶面板引出的排线连接到PCB底板上,根据实际需要, PCB底板上可能会带有“液晶控制器芯片”,...
Bus/PMBus) – Up to 4 USARTs/4 UARTs (11.25 Mbit/s, ISO7816 interface, LIN, IrDA, modem control) – Up to 6 SPIs (45 Mbits/s), 2 with muxed full-duplex I2S for audio class accuracy via internal audio PLL or external clock – 1 x SAI (serial audio interface) – 2 × CAN (...
STM32F042x4 STM32F042x6 ARM®-based 32-bit MCU, up to 32 KB Flash, crystal-less USB FS 2.0, CAN, 9 timers, ADC and comm. interfaces, 2.0 - 3.6 V Datasheet - production data Features • Core: ARM® 32-bit Cortex®-M0 CPU, frequency up to 48 MHz • Memories – 16 ...
FS 2.0, CAN, 12 timers, ADC, DAC & comm. interfaces, 2.0 - 3.6 V Datasheet - production data Features •Core: Arm® 32-bit Cortex®-M0 CPU, frequency up to 48 MHz •Memories – 64 to 128 Kbytes of Flash memory – 16 Kbytes of SRAM with HW parity •CRC calculation unit...
CAN interface (2.0B Active) – Two I2C interfaces; supporting Fast Mode Plus (1 Mbit/s) with 20 mA current sink, SMBus/PMBus, wakeup from STOP – Three USARTs supporting master synchronous SPI and modem control; with ISO7816 interface, LIN, IrDA capability, auto baud rate detection, ...
The STM32F407xx requires an external physical interface device (PHY) to connect to the physical LAN bus (twisted-pair, fiber, etc.). the PHY is connected to the STM32F407xx MII port using 17 signals for MII or 9 signals for RMII, and can be clocked using the 25 MHz (MII) from ...
Controller area network (CAN) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 2.3.22 Universal serial bus on-the-go full-speed (USB OTG FS) . . . . . . . . . . . 21 2.3.23 ...