29 lines
943 B
C
29 lines
943 B
C
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#ifndef ___FW_SYS_H___
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#define ___FW_SYS_H___
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#include "fw_conf.h"
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#include "fw_types.h"
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#define SYS_SetFOSC(__IRCBAND__, __VRTRIM__, __IRTRIM__, __LIRTRIM__) do { \
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IRCBAND = ((__IRCBAND__) & 0x03); \
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VRTRIM = (__VRTRIM__); \
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IRTRIM = (__IRTRIM__); \
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LIRTRIM = ((__LIRTRIM__) & 0x03); \
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} while(0)
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/**
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* STC8H Clock:
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* MCKSEL ||===> MCLKODIV ==> MCLKO_S => P1.6/P5.4
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* 00 Internal IRC | ||
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* 01 External OSC |==> CLKDIV ==> SYSCLK
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* 10 External 32KHz |
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* 11 Internal 32KHz |
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*/
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HAL_StatusTypeDef SYS_Init(void);
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void SYS_Delay(uint16_t t);
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void SYS_DelayUs(uint16_t t);
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void SYS_SetSysClkDiv(uint8_t div);
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uint32_t SYS_GetSysClk(void);
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#endif
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