Page 25 - ARMMbedOS物聯網實戰應用超入門
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ARM Mbed OS 物聯網實戰應用超入門
1 開機配置區(Boot Configuration):͟ʫᅲπኜЗʩ BOOT1 ʿ̮ટ
໔ BOOT0 Ը፯ Flash MemoryԴ͜٫eSystem MemoryBootloader
א SRAM ЪމකዚBootাኳdਗ਼ʕᓙΣඎЗѧ0000 ~ 01FF͟
Flash ROM ࠠอ݈࢛Re-mappingί boot ROM א SRAM ʫԸੂБdν
ɨڌהͪf
表 1-7 開機(Boot)記憶體操作模式(Mode)選擇
Boot Mode Selection
Boot Mode Aliasing
nBOOT1 option bit BOOT0 pin
User Flash Memory Bank1 is selected as
× 0 User Flash Memory
the boot area.
Boot on system memory to execute
1 1 System Memory
bootlaoder.
0 1 Embedded SRAM Boot on embedded SRAM.
2 快閃系統記憶體(Flash System Memory): މԴ͜٫όਜdϞ
128K-byte0x0800_0000 ~ 0x0801_FFFF̙ீཀ SWD א UART ᇞɪደ
όISPdɰ̙˸͜Ըπ՟༟ࣘIAPf
3 系統記憶體(System Memory):ʫўӻ୕όBootloader͜ᇞɪ
ደόISPഃf
4 Option Bytes:Ꮇπ፯ධOptionண֛f
5 SRAM:Ϟ 16K-byte Зѧ 0x2000_0000 ~ 0x2000_3FFFdৰə͜Ըπ՟༟
̮ࣘdɰ̙˸ீཀ SWD ਗ਼όɨ༱Ց SRAM ԸੂБf
6 周邊設備(Peripheral)暫存器:ʱމ APBeAHB1 ʿ AHB2 ᅲπኜf
7 Cortex-M0 周邊暫存器:މ AMR Cortex-M0 ࣨːʫٙછՓᅲπኜf
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