lcd1602.htm

本程序详细介绍了LCD1602的使用方法及初始化.

</UL>

<P><STRONG><a name="[bf754c]"></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="#[bfa164]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_stackheap_init
</UL>

<P><STRONG><a name="[bf63f8]"></a>_sys_exit</STRONG> (ARM, 20 bytes, Stack size 0 bytes, sys_exit.o(.text), UNUSED)
<BR><BR>[Called By]<UL><LI><a href="#[bf8c8c]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_abort
</UL>

<P><STRONG><a name="[bf5c94]"></a>__user_libspace</STRONG> (ARM, 8 bytes, Stack size 0 bytes, libspace.o(.text), UNUSED)

<P><STRONG><a name="[bf5dbc]"></a>__user_perproc_libspace</STRONG> (ARM, 0 bytes, Stack size 0 bytes, libspace.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[bf834c]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__user_setup_stackheap
</UL>

<P><STRONG><a name="[bf5d34]"></a>__user_perthread_libspace</STRONG> (ARM, 0 bytes, Stack size 0 bytes, libspace.o(.text), UNUSED)

<P><STRONG><a name="[1000d20]"></a>exit</STRONG> (Thumb, 24 bytes, Stack size 8 bytes, exit.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 24<LI>Call Chain = exit -> __rt_exit -> __rt_lib_shutdown</UL>
<BR>[Calls]<UL><LI><a href="#[bf8d04]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_exit (via Veneer)
<LI><a href="#[1000bd0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_call_atexit_fns (Weak Reference)
<LI><a href="#[1000c50]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_stackcheck (Weak Reference)
</UL>
<BR>[Called By]<UL><LI><a href="#[bf8e4c]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_entry
</UL>

<P><STRONG><a name="[ffd310]"></a>__rt_lib_init</STRONG> (Thumb, 188 bytes, Stack size 40 bytes, lib_init.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 48<LI>Call Chain = __rt_lib_init -> _fp_init</UL>
<BR>[Calls]<UL><LI><a href="#[ff61a0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_fp_init (via Veneer)
<LI><a href="#[ff9364]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_locale (via Veneer)
<LI><a href="#[ffc890]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_signal_init (Weak Reference)
<LI><a href="#[ffc90c]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_rand_init (Weak Reference)
<LI><a href="#[ffc984]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_initio (Weak Reference)
<LI><a href="#[ffc9f8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_init_user_alloc (Weak Reference)
<LI><a href="#[ffca78]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_init_alloc (Weak Reference)
<LI><a href="#[ffcaf0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_getenv_init (Weak Reference)
<LI><a href="#[ffcb6c]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_get_lc_time (Weak Reference)
<LI><a href="#[ffcbe8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_get_lc_numeric (Weak Reference)
<LI><a href="#[ffcc64]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_get_lc_monetary (Weak Reference)
<LI><a href="#[ffcce4]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_get_lc_ctype (Weak Reference)
<LI><a href="#[ffcd60]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_get_lc_collate (Weak Reference)
<LI><a href="#[ffcddc]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_fp_trap_init (Weak Reference)
<LI><a href="#[ffce58]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_clock_init (Weak Reference)
<LI><a href="#[ffced0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_atexit_init (Weak Reference)
<LI><a href="#[ffcfc8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__cpp_initialize__aeabi_ (Weak Reference)
<LI><a href="#[ffd050]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__alloca_initialize (Weak Reference)
<LI><a href="#[ffd0d0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__Heap_DescSize (Weak Reference)
<LI><a href="#[ffd14c]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_exceptions_init (Weak Reference)
<LI><a href="#[ffd3dc]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_argv_veneer (via Veneer)
<LI><a href="#[1000c50]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_stackcheck (Weak Reference)
</UL>
<BR>[Called By]<UL><LI><a href="#[bf8e4c]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_entry (via Veneer)
</UL>

<P><STRONG><a name="[ffd2c0]"></a>__rt_lib_shutdown</STRONG> (Thumb, 26 bytes, Stack size 8 bytes, lib_init.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 8<LI>Call Chain = __rt_lib_shutdown</UL>
<BR>[Calls]<UL><LI><a href="#[ffc790]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_terminateio (Weak Reference)
<LI><a href="#[ffc80c]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_terminate_user_alloc (Weak Reference)
<LI><a href="#[ffcf4c]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__cxa_finalize (Weak Reference)
<LI><a href="#[1000c50]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_stackcheck (Weak Reference)
</UL>
<BR>[Called By]<UL><LI><a href="#[bf8d04]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_exit (via Veneer)
</UL>

<P><STRONG><a name="[ffb6b8]"></a>_platform_post_stackheap_init</STRONG> (ARM, 12 bytes, Stack size 0 bytes, boardinit2.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[bf8e4c]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_entry
</UL>

<P><STRONG><a name="[ffb104]"></a>_platform_post_lib_init</STRONG> (ARM, 16 bytes, Stack size 8 bytes, boardinit3.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 8<LI>Call Chain = _platform_post_lib_init</UL>
<BR>[Called By]<UL><LI><a href="#[bf8e4c]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_entry
</UL>

<P><STRONG><a name="[ffa638]"></a>__I_use_semihosting</STRONG> (ARM, 0 bytes, Stack size 0 bytes, use_no_semi.o(.text))
<BR>[Address Reference Count : 1]<UL><LI> sys_exit.o(.text)
</UL>
<P><STRONG><a name="[ffa5b0]"></a>__use_no_semihosting_swi</STRONG> (ARM, 4 bytes, Stack size 0 bytes, use_no_semi.o(.text), UNUSED)

<P><STRONG><a name="[ff9364]"></a>__rt_locale</STRONG> (ARM, 12 bytes, Stack size 0 bytes, rt_locale_intlibspace.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (via Veneer)
</UL>

<P><STRONG><a name="[ff67d8]"></a>__ARM_get_argv</STRONG> (Thumb, 6 bytes, Stack size 4 bytes, no_argv.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 4<LI>Call Chain = __ARM_get_argv</UL>
<BR>[Address Reference Count : 1]<UL><LI> lib_init.o(.emb_text)
</UL>
<P><STRONG><a name="[ff4d9c]"></a>__rt_fp_status_addr</STRONG> (ARM, 12 bytes, Stack size 0 bytes, rt_fp_status_addr_intlibspace.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[ff61a0]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;_fp_init
</UL>

<P><STRONG><a name="[ff61a0]"></a>_fp_init</STRONG> (ARM, 24 bytes, Stack size 8 bytes, fpinit.o(x$fpl$fpinit))
<BR><BR>[Stack]<UL><LI>Max Depth = 8<LI>Call Chain = _fp_init</UL>
<BR>[Calls]<UL><LI><a href="#[ff4d9c]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_fp_status_addr
</UL>
<BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (via Veneer)
</UL>

<P><STRONG><a name="[ff6094]"></a>__fplib_config_pureend_doubles</STRONG> (ARM, 0 bytes, Stack size unknown bytes, fpinit.o(x$fpl$fpinit), UNUSED)

<P><STRONG><a name="[b28a80]"></a>Undef_Handler</STRONG> (ARM, 4 bytes, Stack size unknown bytes, startup.o(RESET))
<BR><BR>[Calls]<UL><LI><a href="#[b28a80]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;Undef_Handler
</UL>
<BR>[Called By]<UL><LI><a href="#[b28a80]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;Undef_Handler
</UL>
<BR>[Address Reference Count : 1]<UL><LI> startup.o(RESET)
</UL>
<P><STRONG><a name="[b28a08]"></a>SWI_Handler</STRONG> (ARM, 4 bytes, Stack size unknown bytes, startup.o(RESET))
<BR><BR>[Calls]<UL><LI><a href="#[b28a08]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;SWI_Handler
</UL>
<BR>[Called By]<UL><LI><a href="#[b28a08]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;SWI_Handler
</UL>
<BR>[Address Reference Count : 1]<UL><LI> startup.o(RESET)
</UL>
<P><STRONG><a name="[b2898c]"></a>PAbt_Handler</STRONG> (ARM, 4 bytes, Stack size unknown bytes, startup.o(RESET))
<BR><BR>[Calls]<UL><LI><a href="#[b2898c]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;PAbt_Handler
</UL>
<BR>[Called By]<UL><LI><a href="#[b2898c]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;PAbt_Handler
</UL>
<BR>[Address Reference Count : 1]<UL><LI> startup.o(RESET)
</UL>
<P><STRONG><a name="[b28910]"></a>DAbt_Handler</STRONG> (ARM, 4 bytes, Stack size unknown bytes, startup.o(RESET))
<BR><BR>[Calls]<UL><LI><a href="#[b28910]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;DAbt_Handler
</UL>
<BR>[Called By]<UL><LI><a href="#[b28910]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;DAbt_Handler
</UL>
<BR>[Address Reference Count : 1]<UL><LI> startup.o(RESET)
</UL>
<P><STRONG><a name="[b28898]"></a>IRQ_Handler</STRONG> (ARM, 4 bytes, Stack size unknown bytes, startup.o(RESET))
<BR><BR>[Calls]<UL><LI><a href="#[b28898]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;IRQ_Handler
</UL>
<BR>[Called By]<UL><LI><a href="#[b28898]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;IRQ_Handler
</UL>
<BR>[Address Reference Count : 1]<UL><LI> startup.o(RESET)
</UL>
<P><STRONG><a name="[b28820]"></a>FIQ_Handler</STRONG> (ARM, 4 bytes, Stack size unknown bytes, startup.o(RESET))
<BR><BR>[Calls]<UL><LI><a href="#[b28820]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;FIQ_Handler
</UL>
<BR>[Called By]<UL><LI><a href="#[b28820]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;FIQ_Handler
</UL>
<BR>[Address Reference Count : 1]<UL><LI> startup.o(RESET)
</UL>
<P><STRONG><a name="[ffd14c]"></a>__ARM_exceptions_init</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[1000c50]"></a>__ARM_stackcheck</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd2c0]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_shutdown (Weak Reference)
<LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
<LI><a href="#[1000d20]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;exit (Weak Reference)
</UL>

<P><STRONG><a name="[ffd0d0]"></a>__Heap_DescSize</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffd050]"></a>__alloca_initialize</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffcfc8]"></a>__cpp_initialize__aeabi_</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffcf4c]"></a>__cxa_finalize</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd2c0]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_shutdown (Weak Reference)
</UL>

<P><STRONG><a name="[bfa2c0]"></a>__user_heap_extend</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED, UNUSED)
<BR><BR>[Called By]<UL><LI><a href="#[bfa0dc]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_heap_extend (Weak Reference)
</UL>

<P><STRONG><a name="[ffced0]"></a>_atexit_init</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[1000bd0]"></a>_call_atexit_fns</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[1000d20]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;exit (Weak Reference)
</UL>

<P><STRONG><a name="[ffce58]"></a>_clock_init</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffcddc]"></a>_fp_trap_init</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffcd60]"></a>_get_lc_collate</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffcce4]"></a>_get_lc_ctype</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffcc64]"></a>_get_lc_monetary</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffcbe8]"></a>_get_lc_numeric</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffcb6c]"></a>_get_lc_time</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffcaf0]"></a>_getenv_init</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffca78]"></a>_init_alloc</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffc9f8]"></a>_init_user_alloc</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffc984]"></a>_initio</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffc90c]"></a>_rand_init</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffc890]"></a>_signal_init</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd310]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (Weak Reference)
</UL>

<P><STRONG><a name="[ffc80c]"></a>_terminate_user_alloc</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd2c0]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_shutdown (Weak Reference)
</UL>

<P><STRONG><a name="[ffc790]"></a>_terminateio</STRONG> (Unknown, 0 bytes, Stack size 0 bytes, UNDEFINED)
<BR><BR>[Called By]<UL><LI><a href="#[ffd2c0]">&lt;&lt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_shutdown (Weak Reference)
</UL>
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