75x_vect.s

嵌入式实验源码。包括：电源管理、复位、时钟管理

;*******************************************************************************
;* Macro Name     : IRQ_to_SYS
;* Description    : This macro used to switch form IRQ mode to SYS mode.
;* Input          : none.
;* Output         : none
;*******************************************************************************
IRQ_to_SYS MACRO
        MSR    cpsr_c,#0x1F
        STMFD  sp!,{lr}
       ENDM

;*******************************************************************************
;* Macro Name     : SYS_to_IRQ
;* Description    : This macro used to switch from SYS mode to IRQ mode.
;* Input          : none.
;* Output         : none
;*******************************************************************************
SYS_to_IRQ MACRO
        LDMFD  sp!,{lr}
        MSR    cpsr_c,#0xD2
        MOV    pc,lr
       ENDM

;*******************************************************************************
;* Function Name  : WAKUPIRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the WAKUP_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the WAKUP_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
WAKUPIRQHandler
        IRQ_to_SYS
        ldr r0,=WAKUP_IRQHandler
        ldr lr,=WAKUP_IRQHandler_end
        bx r0
WAKUP_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : TIM2_OC2IRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the TIM2_OC2_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the TIM2_OC2_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
TIM2_OC2IRQHandler
        IRQ_to_SYS
        ldr r0,=TIM2_OC2_IRQHandler
        ldr lr,=TIM2_OC2_IRQHandler_end
        bx r0
TIM2_OC2_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : TIM2_OC1IRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the TIM2_OC1_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the TIM2_OC1_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
TIM2_OC1IRQHandler
        IRQ_to_SYS
        ldr r0,=TIM2_OC1_IRQHandler
        ldr lr,=TIM2_OC1_IRQHandler_end
        bx r0
TIM2_OC1_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : TIM2_IC12IRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the TIM2_IC12_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the TIM2_IC12_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
TIM2_IC12IRQHandler
        IRQ_to_SYS
        ldr r0,=TIM2_IC12_IRQHandler
        ldr lr,=TIM2_IC12_IRQHandler_end
        bx r0
TIM2_IC12_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : TIM2_UPIRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the TIM2_UP_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the TIM2_UP_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
TIM2_UPIRQHandler
        IRQ_to_SYS
        ldr r0,=TIM2_UP_IRQHandler
        ldr lr,=TIM2_UP_IRQHandler_end
        bx r0
TIM2_UP_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : TIM1_OC2IRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the TIM1_OC2_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the TIM1_OC2_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
TIM1_OC2IRQHandler
        IRQ_to_SYS
        ldr r0,=TIM1_OC2_IRQHandler
        ldr lr,=TIM1_OC2_IRQHandler_end
        bx r0
TIM1_OC2_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : TIM1_OC1IRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the TIM1_OC1_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the TIM1_OC1_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
TIM1_OC1IRQHandler
        IRQ_to_SYS
        ldr r0,=TIM1_OC1_IRQHandler
        ldr lr,=TIM1_OC1_IRQHandler_end
        bx r0
TIM1_OC1_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : TIM1_IC12IRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the TIM1_IC12_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the TIM1_IC12_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
TIM1_IC12IRQHandler
        IRQ_to_SYS
        ldr r0,=TIM1_IC12_IRQHandler
        ldr lr,=TIM1_IC12_IRQHandler_end
        bx r0
TIM1_IC12_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : TIM1_UPIRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the TIM1_UP_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the TIM1_UP_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
TIM1_UPIRQHandler
        IRQ_to_SYS
        ldr r0,=TIM1_UP_IRQHandler
        ldr lr,=TIM1_UP_IRQHandler_end
        bx r0
TIM1_UP_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : TIM0_OC2IRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the TIM0_OC2_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the TIM0_OC2_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
TIM0_OC2IRQHandler
        IRQ_to_SYS
        ldr r0,=TIM0_OC2_IRQHandler
        ldr lr,=TIM0_OC2_IRQHandler_end
        bx r0
TIM0_OC2_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : TIM0_OC1IRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the TIM0_OC1_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the TIM0_OC1_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
TIM0_OC1IRQHandler
        IRQ_to_SYS
        ldr r0,=TIM0_OC1_IRQHandler
        ldr lr,=TIM0_OC1_IRQHandler_end
        bx r0
TIM0_OC1_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : TIM0_IC12IRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the TIM0_IC12_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the TIM0_IC12_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
TIM0_IC12IRQHandler
        IRQ_to_SYS
        ldr r0,=TIM0_IC12_IRQHandler
        ldr lr,=TIM0_IC12_IRQHandler_end
        bx r0
TIM0_IC12_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : TIM0_UPIRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the TIM0_UP_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the TIM0_UP_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
TIM0_UPIRQHandler
        IRQ_to_SYS
        ldr r0,=TIM0_UP_IRQHandler
        ldr lr,=TIM0_UP_IRQHandler_end
        bx r0
TIM0_UP_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : PWM_OC123IRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the PWM_OC123_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the PWM_OC123_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
PWM_OC123IRQHandler
        IRQ_to_SYS
        ldr r0,=PWM_OC123_IRQHandler
        ldr lr,=PWM_OC123_IRQHandler_end
        bx r0
PWM_OC123_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : PWM_EMIRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the PWM_EM_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the PWM_EM_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
PWM_EMIRQHandler
        IRQ_to_SYS
        ldr r0,=PWM_EM_IRQHandler
        ldr lr,=PWM_EM_IRQHandler_end
        bx r0
PWM_EM_IRQHandler_end:
        SYS_to_IRQ

;*******************************************************************************
;* Function Name  : PWM_UPIRQHandler
;* Description    : This function used to switch to SYS mode before entering
;*                  the PWM_UP_IRQHandler function located in 75x_it.c.
;*                  Then to return to IRQ mode after the PWM_UP_IRQHandler
;*                  function termination.
;* Input          : none
;* Output         : none
;*******************************************************************************
PWM_UPIRQHandler
        IRQ_to_SYS
        ldr r0,=PWM_UP_IRQHandler
        ldr lr,=PWM_UP_IRQHandler_end
        bx r0