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版本 ce206363b42f3705e5dddcb3fca716b3d967cb22

embedded/Lab1

============= QEMU Modeling =============

Prerquisites

  • sudo apt-get install zlib1g-dev libsdl1.2-dev
  • http://0xlab.org/~jserv/tmp/toolchain-2012_03.tar.bz2
    • Extract to Directory /usr/local/csl/arm-2012.03
  • PATCH </embedded/Lab1/0001-Fix-build-due-to-old-APIs.patch>_

STM32 Overview

  • Powerful but Cheap
    • Wireless Connectivity
    • Computing/Prototyping
    • One for most use cases
    • open source: http://code.google.com/hosting/search?q=label:STM32
    • http://0xlab.org/~jserv/tmp/CM-STM32.pdf

.. image:: /STM32-P103-01.jpg

STM32 + QEMU

.. code-block:: prettyprint

git://github.com/beckus/stm32_p103_demos.git
git clone git://github.com/beckus/SandboxQemu2.git qemu_stm32

cd qemu_stm32
git am 0001-Fix-build-due-to-old-APIs.patch
./configure --disable-werror --enable-debug \
    --enable-debug-tcg \
    --target-list="arm-softmmu" \
    --extra-cflags=-DDEBUG_CLKTREE \
    --extra-cflags=-DDEBUG_STM32_UART \
    --extra-cflags=-DSTM32_UART_NO_BAUD_DELAY \
    --extra-cflags=-DSTM32_UART_ENABLE_OVERRUN
make
cd ../stm32_p103_demos
git checkout -b final origin/final
make all
make blink_flash_QEMURUN
make uart_echo_QEMURUN_TEL

作業要求

  • 設計 STM32 的程式,使得在按下 Button 時,於 UART 輸出 “Hello!”
  • STM32 的程式須能與使用者互動,允許透過 UART 下指令控制週邊的狀態,至少要控制 LED 與查詢 Button 的狀態 (如按下的次數)
  • (加分) 使用 Software interrupt