Course Content
Section outline
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Module 1: Introduction to Linux Device Drivers (2 hours)
- Overview of device drivers in Linux.
- Types of drivers: Character, Block, Network drivers.
- Linux kernel architecture and modules.
Module 2: SPI & UART Protocol Basics (3 hours)
- SPI Protocol: Master/Slave, Full Duplex Communication.
- UART Basics: Asynchronous communication, baud rates, data bits.
Module 3: Setting Up the Development Environment (2 hours)
- Installing necessary tools: Compiler, Cross-Compiler, Kernel Source.
- Device Tree Source (DTS) overview.
- Compiling the Linux Kernel.
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Module 4: Developing SPI Drivers in Linux (3 hours)
- SPI Subsystem in the Linux kernel.
- Writing a basic SPI device driver.
- Working with device trees for SPI devices.
Hands-on Lab: Writing a basic SPI driver.
Module 5: SPI Transfers and Data Handling (2 hours)
- SPI transactions and data transfers.
- Writing read/write functions for SPI.
- SPI Modes and timing considerations.
Hands-on Lab: Implementing SPI communication.
Module 6: Debugging SPI Drivers (2 hours)
- Debugging tools: spidev, dmesg, trace.
- Using spidev for driver testing.
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Module 7: Developing UART Drivers in Linux (3 hours)
- UART Subsystem in the Linux kernel.
- Writing a basic UART driver.
- Configuring device trees for UART peripherals.
Hands-on Lab: Writing and configuring a basic UART driver.
Module 8: UART Data Handling (2 hours)
- Writing read/write functions for UART.
- Configuring baud rates and parity bits.
- Handling interrupts for data transmission.
Hands-on Lab: Implementing UART communication in the kernel.
Module 9: Debugging UART Drivers (2 hours)
- Tools: Minicom, CU, Dmesg.
- Error handling and debugging UART drivers.
Hands-on Lab: Testing and debugging a UART driver with hardware.
