mirror of
https://github.com/mcgurk/Arduino-USB-HID-RetroJoystickAdapter
synced 2024-08-13 15:43:47 -04:00
25 lines
614 B
Markdown
25 lines
614 B
Markdown
```
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& 'C:\Program Files (x86)\Arduino\hardware\tools\avr\bin\avr-objdump.exe' -S "C:\\Users\\Lehtinen\\AppData\\Local\\Temp\\arduino_build_119176/test.ino.elf" > c:\temp\koe.txt
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```
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```
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cli // 1 clock
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PORTB = *ptr; // is this atomic? probably, because ptr is 6-bit pointer.
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f98: e0 91 26 01 lds r30, 0x0126 ; 0x800126 <__data_end> // 2 clocks
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f9c: f0 91 27 01 lds r31, 0x0127 ; 0x800127 <__data_end+0x1> // 2 clocks
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fa0: 80 81 ld r24, Z // 1 clock
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fa2: 85 b9 out 0x05, r24 ; 5 // 1 clock
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sei // 1 clock
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```
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500ns
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```
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cli
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mov r31, r1
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mov r30, gpior0
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ld r24, Z
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out 0x05, r24
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sei
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```
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375ns
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