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<title>Static Call Graph - [C:\Documents and Settings\jiangxiang\桌面\LPC2131KEIL例程\I2C\I2C.axf]</title></head>
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<H1>Static Call Graph for image C:\Documents and Settings\jiangxiang\桌面\LPC2131KEIL例程\I2C\I2C.axf</H1><HR>
<BR><P>#<CALLGRAPH># ARM Linker, RVCT3.1 [Build 903]: Last Updated: Sat Feb 23 13:02:23 2008
<BR><P>
<H3>Maximum Stack Usage = 64 bytes + Unknown(Functions without stacksize, Cycles, Untraceable Function Pointers)</H3><H3>
Call chain for Maximum Stack Depth:</H3>
__main ⇒ __rt_entry ⇒ __rt_lib_init ⇒ _fp_init
<P>
<H3>
Functions with no stack information
</H3><UL>
<LI><a href="#[ca20d8]">Reset_Handler</a>
<LI><a href="#[ca2120]">__user_initial_stackheap</a>
<LI><a href="#[ca23a8]">Undef_Handler</a>
<LI><a href="#[ca2360]">SWI_Handler</a>
<LI><a href="#[ca2318]">PAbt_Handler</a>
<LI><a href="#[ca22d0]">DAbt_Handler</a>
<LI><a href="#[ca2288]">IRQ_Handler</a>
<LI><a href="#[ca2240]">FIQ_Handler</a>
</UL>
</UL>
<P>
<H3>
Mutually Recursive functions
</H3> <LI><a href="#[ca23a8]">Undef_Handler</a> ⇒ <a href="#[ca23a8]">Undef_Handler</a><BR>
<LI><a href="#[ca2360]">SWI_Handler</a> ⇒ <a href="#[ca2360]">SWI_Handler</a><BR>
<LI><a href="#[ca2318]">PAbt_Handler</a> ⇒ <a href="#[ca2318]">PAbt_Handler</a><BR>
<LI><a href="#[ca22d0]">DAbt_Handler</a> ⇒ <a href="#[ca22d0]">DAbt_Handler</a><BR>
<LI><a href="#[ca2288]">IRQ_Handler</a> ⇒ <a href="#[ca2288]">IRQ_Handler</a><BR>
<LI><a href="#[ca2240]">FIQ_Handler</a> ⇒ <a href="#[ca2240]">FIQ_Handler</a><BR>
</UL>
<P>
<H3>
Function Pointers
</H3><UL>
<LI><a href="#[ca20d8]">Reset_Handler</a>
<LI><a href="#[ca23a8]">Undef_Handler</a>
<LI><a href="#[ca2360]">SWI_Handler</a>
<LI><a href="#[ca2318]">PAbt_Handler</a>
<LI><a href="#[ca22d0]">DAbt_Handler</a>
<LI><a href="#[ca2288]">IRQ_Handler</a>
<LI><a href="#[ca2240]">FIQ_Handler</a>
<LI><a href="#[c9cbe8]">__main</a>
<LI><a href="#[c994e0]">__ARM_get_argv</a>
<LI><a href="#[ca11e8]">IRQ_I2C</a>
<LI><a href="#[ca0590]">main</a>
</UL>
<P>
<H3>
Global Symbols
</H3>
<P><STRONG><a name="[ca20d8]"></a>Reset_Handler</STRONG> (ARM, 0 bytes, Stack size unknown bytes, startup.o(RESET))
<BR>[Address Reference Count : 1]<UL><LI> startup.o(RESET)
</UL>
<P><STRONG><a name="[c9cbe8]"></a>__main</STRONG> (ARM, 8 bytes, Stack size 0 bytes, __main.o(!!!main))
<BR><BR>[Stack]<UL><LI>Max Depth = 64 + Unknown Stack Size
<LI>Call Chain = __main ⇒ __rt_entry ⇒ __rt_lib_init ⇒ _fp_init
</UL>
<BR>[Calls]<UL><LI><a href="#[c96da0]">>></a> __scatterload
<LI><a href="#[c9c928]">>></a> __rt_entry
</UL>
<P><STRONG><a name="[c96da0]"></a>__scatterload</STRONG> (ARM, 0 bytes, Stack size unknown bytes, __scatter.o(!!!scatter))
<BR><BR>[Called By]<UL><LI><a href="#[c9cbe8]">>></a> __main
</UL>
<P><STRONG><a name="[c96d58]"></a>__scatterload_rt2</STRONG> (ARM, 52 bytes, Stack size unknown bytes, __scatter.o(!!!scatter), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[c9c928]">>></a> __rt_entry
</UL>
<P><STRONG><a name="[c96d10]"></a>__scatterload_null</STRONG> (ARM, 0 bytes, Stack size unknown bytes, __scatter.o(!!!scatter), UNUSED)
<P><STRONG><a name="[c96ad0]"></a>__scatterload_copy</STRONG> (ARM, 40 bytes, Stack size unknown bytes, __scatter_copy.o(!!handler_copy), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[c96ad0]">>></a> __scatterload_copy
</UL>
<BR>[Called By]<UL><LI><a href="#[c96ad0]">>></a> __scatterload_copy
</UL>
<P><STRONG><a name="[c96968]"></a>__scatterload_zeroinit</STRONG> (ARM, 44 bytes, Stack size unknown bytes, __scatter_zi.o(!!handler_zi), UNUSED)
<P><STRONG><a name="[c9af28]"></a>__ARM_argv_veneer</STRONG> (ARM, 16 bytes, Stack size 0 bytes, lib_init.o(.emb_text))
<BR><BR>[Called By]<UL><LI><a href="#[c9ae98]">>></a> __rt_lib_init (via Veneer)
</UL>
<P><STRONG><a name="[ca2120]"></a>__user_initial_stackheap</STRONG> (ARM, 0 bytes, Stack size unknown bytes, startup.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[c9c300]">>></a> __user_setup_stackheap
</UL>
<P><STRONG><a name="[ca1308]"></a>ISendByte</STRONG> (ARM, 136 bytes, Stack size 8 bytes, i2cint.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 8<LI>Call Chain = ISendByte
</UL>
<BR>[Called By]<UL><LI><a href="#[ca0590]">>></a> main
</UL>
<P><STRONG><a name="[ca12c0]"></a>IRcvByte</STRONG> (ARM, 128 bytes, Stack size 0 bytes, i2cint.o(.text), UNUSED)
<P><STRONG><a name="[ca1278]"></a>I2C_ReadNByte</STRONG> (ARM, 280 bytes, Stack size 8 bytes, i2cint.o(.text), UNUSED)
<P><STRONG><a name="[ca1230]"></a>I2C_WriteNByte</STRONG> (ARM, 268 bytes, Stack size 8 bytes, i2cint.o(.text), UNUSED)
<P><STRONG><a name="[ca11e8]"></a>IRQ_I2C</STRONG> (ARM, 1076 bytes, Stack size 8 bytes, i2cint.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 8<LI>Call Chain = IRQ_I2C
</UL>
<BR>[Address Reference Count : 1]<UL><LI> main.o(.text)
</UL>
<P><STRONG><a name="[ca0620]"></a>DelayNS</STRONG> (ARM, 44 bytes, Stack size 0 bytes, main.o(.text), UNUSED)
<P><STRONG><a name="[ca05d8]"></a>I2cInit</STRONG> (ARM, 160 bytes, Stack size 8 bytes, main.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 8 + Unknown Stack Size
<LI>Call Chain = I2cInit
</UL>
<BR>[Calls]<UL><LI><a href="#[c9db20]">>></a> __aeabi_uidivmod
</UL>
<BR>[Called By]<UL><LI><a href="#[ca0590]">>></a> main
</UL>
<P><STRONG><a name="[ca0590]"></a>main</STRONG> (ARM, 48 bytes, Stack size 8 bytes, main.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 16 + Unknown Stack Size
<LI>Call Chain = main ⇒ I2cInit
</UL>
<BR>[Calls]<UL><LI><a href="#[ca05d8]">>></a> I2cInit
<LI><a href="#[ca1308]">>></a> ISendByte
</UL>
<BR>[Address Reference Count : 1]<UL><LI> kernel.o(.text)
</UL>
<P><STRONG><a name="[c9f7c8]"></a>IRQ_Exception</STRONG> (ARM, 8 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f780]"></a>FIQ_Exception</STRONG> (ARM, 8 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f738]"></a>TargetInit</STRONG> (ARM, 4 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f6f0]"></a>TargetResetInit</STRONG> (ARM, 148 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f6a8]"></a>__rt_div0</STRONG> (ARM, 16 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f660]"></a>fputc</STRONG> (ARM, 20 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f618]"></a>fgetc</STRONG> (ARM, 16 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f5d0]"></a>_sys_close</STRONG> (ARM, 16 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f588]"></a>_sys_write</STRONG> (ARM, 28 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f540]"></a>_sys_read</STRONG> (ARM, 28 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f4f8]"></a>_ttywrch</STRONG> (ARM, 8 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f4b0]"></a>_sys_istty</STRONG> (ARM, 16 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f468]"></a>_sys_seek</STRONG> (ARM, 16 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f420]"></a>_sys_ensure</STRONG> (ARM, 16 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f3d8]"></a>_sys_flen</STRONG> (ARM, 16 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f390]"></a>_sys_tmpnam</STRONG> (ARM, 24 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9f348]"></a>_sys_exit</STRONG> (ARM, 8 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<BR><BR>[Called By]<UL><LI><a href="#[c9c898]">>></a> __rt_abort
</UL>
<P><STRONG><a name="[c9f300]"></a>_sys_command_string</STRONG> (ARM, 20 bytes, Stack size 0 bytes, target.o(.text), UNUSED)
<P><STRONG><a name="[c9df18]"></a>__semihosting_guard</STRONG> (ARM, 0 bytes, Stack size 0 bytes, use_no_semi.o(.text), UNUSED)
<P><STRONG><a name="[c9ded0]"></a>__use_no_semihosting_swi</STRONG> (ARM, 4 bytes, Stack size 0 bytes, use_no_semi.o(.text), UNUSED)
<P><STRONG><a name="[c9dbf8]"></a>__aeabi_idiv</STRONG> (ARM, 0 bytes, Stack size 8 bytes, aeabi_sdiv.o(.text), UNUSED)
<P><STRONG><a name="[c9dbb0]"></a>__aeabi_idivmod</STRONG> (ARM, 384 bytes, Stack size 8 bytes, aeabi_sdiv.o(.text), UNUSED)
<P><STRONG><a name="[c9ceb8]"></a>__use_two_region_memory</STRONG> (ARM, 4 bytes, Stack size 0 bytes, stkheap2.o(.text), UNUSED)
<P><STRONG><a name="[c9ce70]"></a>__rt_stackheap_init</STRONG> (ARM, 36 bytes, Stack size 16 bytes, stkheap2.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 24 + Unknown Stack Size
<LI>Call Chain = __rt_stackheap_init ⇒ __user_setup_stackheap
</UL>
<BR>[Calls]<UL><LI><a href="#[c9bb70]">>></a> __rt_stackheap_storage
<LI><a href="#[c9c300]">>></a> __user_setup_stackheap
</UL>
<BR>[Called By]<UL><LI><a href="#[c9c928]">>></a> __rt_entry
</UL>
<P><STRONG><a name="[c9ce28]"></a>__rt_heap_extend</STRONG> (ARM, 24 bytes, Stack size 8 bytes, stkheap2.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[c9cd50]">>></a> __user_heap_extend (Weak Reference)
</UL>
<P><STRONG><a name="[c9c928]"></a>__rt_entry</STRONG> (ARM, 76 bytes, Stack size 16 bytes, kernel.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 64 + Unknown Stack Size
<LI>Call Chain = __rt_entry ⇒ __rt_lib_init ⇒ _fp_init
</UL>
<BR>[Calls]<UL><LI><a href="#[c9a310]">>></a> _platform_post_lib_init
<LI><a href="#[c9a480]">>></a> _platform_post_stackheap_init
<LI><a href="#[c9ae98]">>></a> __rt_lib_init (via Veneer)
<LI><a href="#[c9b318]">>></a> exit (via BX)
<LI><a href="#[c9ce70]">>></a> __rt_stackheap_init
</UL>
<BR>[Called By]<UL><LI><a href="#[c96d58]">>></a> __scatterload_rt2
<LI><a href="#[c9cbe8]">>></a> __main
</UL>
<P><STRONG><a name="[c9c8e0]"></a>__rt_exit</STRONG> (ARM, 20 bytes, Stack size 8 bytes, kernel.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 16<LI>Call Chain = __rt_exit ⇒ __rt_lib_shutdown
</UL>
<BR>[Calls]<UL><LI><a href="#[c9ae50]">>></a> __rt_lib_shutdown (via Veneer)
</UL>
<BR>[Called By]<UL><LI><a href="#[c9b318]">>></a> exit (via Veneer)
</UL>
<P><STRONG><a name="[c9c898]"></a>__rt_abort</STRONG> (ARM, 8 bytes, Stack size 0 bytes, kernel.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[c9f348]">>></a> _sys_exit
</UL>
<P><STRONG><a name="[c9c300]"></a>__user_setup_stackheap</STRONG> (ARM, 96 bytes, Stack size 8 bytes, sys_stackheap_outer.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 8 + Unknown Stack Size
<LI>Call Chain = __user_setup_stackheap
</UL>
<BR>[Calls]<UL><LI><a href="#[c9b550]">>></a> __user_perproc_libspace
<LI><a href="#[ca2120]">>></a> __user_initial_stackheap
</UL>
<BR>[Called By]<UL><LI><a href="#[c9ce70]">>></a> __rt_stackheap_init
</UL>
<P><STRONG><a name="[c9bb70]"></a>__rt_stackheap_storage</STRONG> (ARM, 12 bytes, Stack size 0 bytes, rt_stackheap_storage_intlibspace.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[c9ce70]">>></a> __rt_stackheap_init
</UL>
<P><STRONG><a name="[c9b598]"></a>__user_libspace</STRONG> (ARM, 8 bytes, Stack size 0 bytes, libspace.o(.text), UNUSED)
<P><STRONG><a name="[c9b550]"></a>__user_perproc_libspace</STRONG> (ARM, 0 bytes, Stack size 0 bytes, libspace.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[c9c300]">>></a> __user_setup_stackheap
</UL>
<P><STRONG><a name="[c9b508]"></a>__user_perthread_libspace</STRONG> (ARM, 0 bytes, Stack size 0 bytes, libspace.o(.text), UNUSED)
<P><STRONG><a name="[c9b318]"></a>exit</STRONG> (Thumb, 12 bytes, Stack size 0 bytes, exit.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 16<LI>Call Chain = exit ⇒ __rt_exit ⇒ __rt_lib_shutdown
</UL>
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