at91sam9261 IO control code, you can reference

SAM9261-BasicPIO\asm\asm_isr.s
................\...\cstartup_arm.s
................\...\CVS\Entries
................\...\...\Entries.Extra
................\...\...\Entries.Extra.Old
................\...\...\Entries.Old
................\...\...\Repository
................\...\...\Root
................\compil\CVS\Entries
................\......\...\Entries.Extra
................\......\...\Entries.Extra.Old
................\......\...\Entries.Old
................\......\...\Repository
................\......\...\Root
................\......\nmake.err
................\......\nmake.exe
................\......\sysc_basic.mcp
................\......\sysc_basic.mk
................\......\.........._Data\CWSettingsWindows.stg
................\......\...............\debug\ObjectCode\asm_isr.o
................\......\...............\.....\..........\com.o
................\......\...............\.....\..........\cstartup_arm.o
................\......\...............\.....\..........\init.o
................\......\...............\.....\..........\main.o
................\......\...............\.....\sysc_basic.axf
................\......\...............\.....\sysc_basic.bin
................\......\...............\.....\TargetDataWindows.tdt
................\......\tools.html
................\include\AT91SAM9261.h
................\.......\AT91SAM9261.html
................\.......\AT91SAM9261.inc
................\.......\AT91SAM9261.rdf
................\.......\AT91SAM9261.tcl
................\.......\AT91SAM9261_inc.h
................\.......\CVS\Entries
................\.......\...\Entries.Extra
................\.......\...\Entries.Extra.Old
................\.......\...\Entries.Log
................\.......\...\Entries.Old
................\.......\...\Repository
................\.......\...\Root
................\.......\HTML\AT91SAM9261_AIC.html
................\.......\....\AT91SAM9261_CKGR.html
................\.......\....\AT91SAM9261_DBGU.html
................\.......\....\AT91SAM9261_h.html
................\.......\....\AT91SAM9261_idx.html
................\.......\....\AT91SAM9261_LCDC.html
................\.......\....\AT91SAM9261_list.html
................\.......\....\AT91SAM9261_MATRIX.html
................\.......\....\AT91SAM9261_MCI.html
................\.......\....\AT91SAM9261_PDC.html
................\.......\....\AT91SAM9261_PIO.html
................\.......\....\AT91SAM9261_PITC.html
................\.......\....\AT91SAM9261_PMC.html
................\.......\....\AT91SAM9261_RSTC.html
................\.......\....\AT91SAM9261_RTTC.html
................\.......\....\AT91SAM9261_SDRAMC.html
................\.......\....\AT91SAM9261_search.html
................\.......\....\AT91SAM9261_SHDWC.html
................\.......\....\AT91SAM9261_SMC.html
................\.......\....\AT91SAM9261_SPI.html
................\.......\....\AT91SAM9261_SSC.html
................\.......\....\AT91SAM9261_SYS.html
................\.......\....\AT91SAM9261_TC.html
................\.......\....\AT91SAM9261_TCB.html
................\.......\....\AT91SAM9261_TWI.html
................\.......\....\AT91SAM9261_UDP.html
................\.......\....\AT91SAM9261_UHP.html
................\.......\....\AT91SAM9261_USART.html
................\.......\....\AT91SAM9261_WDTC.html
................\.......\....\CVS\Entries
................\.......\....\...\Entries.Extra
................\.......\....\...\Entries.Extra.Old
................\.......\....\...\Entries.Old
................\.......\....\...\Repository
................\.......\....\...\Root
................\.......\....\lib_AT91SAM9261_h.html
................\.......\ioat91sam9261.ddf
................\.......\ioat91sam9261.h
................\.......\lib_AT91SAM9261.h
................\sources\board.h
................\.......\com.c
................\.......\com.h
................\.......\CVS\Entries
................\.......\...\Entries.Extra
................\.......\...\Entries.Extra.Old
................\.......\...\Entries.Old
................\.......\...\Repository
................\.......\...\Ro

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