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71 lines
1.1 KiB
71 lines
1.1 KiB
#include "ax8052.h"
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#include "libmftypes.h"
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#ifdef SDCC
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/**
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* \brief enter sleep mode
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*
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*/
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__reentrantb void enter_deepsleep(void) __reentrant __naked
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{
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__asm
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mov dptr,#_RADIOMUX
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movx a,@dptr
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anl a,#~0x40
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movx @dptr,a
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clr _EA
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clr a
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mov dptr,#_GPIOENABLE
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movx @dptr,a
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mov r0,#0xff
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mov @r0,a
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dec r0
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mov @r0,a
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mov _PCON,#0x03
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mov _CODECONFIG,#0xd3
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ljmp 0xe047
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__endasm;
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}
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#elif defined __CX51__ || defined __C51__
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__reentrantb void enter_deepsleep(void) __reentrant
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{
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for (;;) {
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RADIOMUX &= (uint8_t)~0x40;
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EA = 0;
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GPIOENABLE = 0;
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PCON = 0x03;
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CODECONFIG = 0xD3;
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#pragma asm
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ljmp 0xE047
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#pragma endasm
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}
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}
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#elif defined __ICC8051__
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__noreturn __reentrantb void enter_deepsleep(void) __reentrant
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{
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for (;;) {
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RADIOMUX &= (uint8_t)~0x40;
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EA = 0;
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GPIOENABLE = 0;
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asm("clr a");
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asm("mov r0,#0xff");
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asm("mov @r0,a");
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asm("dec r0");
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asm("mov @r0,a");
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PCON = 0x03;
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CODECONFIG = 0xD3;
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asm("ljmp 0xE047");
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}
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}
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#else
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#error "Compiler unsupported"
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#endif
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