박박서경inpsk-study.hashnode.dev·Nov 6, 2025 · 3 min readEthernet📘 Ethernet 1) Concept Ethernet is the most widely used wired communication standard in local area networks (LAN). It allows computers, servers, and embedded systems to exchange data over a shared network. PC ↔ Switch ↔ Router ↔ Embedded Device ↔ Ind...00
박박서경inpsk-study.hashnode.dev·Nov 6, 2025 · 3 min readCAN (Controller Area Network)📘 CAN (Controller Area Network) 1) Concept CAN is a multi-node serial communication bus designed for reliability and real-time messaging in embedded systems. It is used in automotive ECUs, industrial control, robots, drones, medical devices, and aer...00
박박서경inpsk-study.hashnode.dev·Nov 6, 2025 · 3 min readCSI-2 (Camera Serial Interface 2)📘 CSI-2 (Camera Serial Interface 2) 1) Concept CSI-2 is a high-speed serial interface used to transfer image data from a camera sensor to a processor (MCU/SoC/ISP). The “2” indicates that it is the second-generation camera interface standard defined...00
박박서경inpsk-study.hashnode.dev·Nov 6, 2025 · 3 min readI2C (Inter-Integrated Circuit)📘 I2C (Inter-Integrated Circuit) 1) Concept I2C is a two-wire serial communication bus used to connect multiple devices. It is commonly used for sensors, EEPROMs, PMICs, RTCs, touch controllers, and other low-speed peripherals. SPI: faster, requires...00
박박서경inpsk-study.hashnode.dev·Nov 6, 2025 · 3 min readXIP (Execute In Place) with QSPIXIP (Execute In Place) with QSPI 1) Concept XIP (Execute In Place) allows a processor (MCU or SoC) to execute program code directly from external flash memory, without copying it to internal SRAM first. When using QSPI Flash for firmware storage, XIP...00