afe_639.inc

汽车无钥进入系统设计,基于PIC单片机16F639,包括电路图和源码

;                                                                              |
;    Example:                                                                  |
;    AFE.EnableChannelZ                                                        |
;                                                                              |
;                                                                              |
;    Description:                                                              |
;        This enables Channel Z                                                |
;                                                                              |
;------------------------------------------------------------------------------+
AFE.EnableChannelZ macro
	banksel	AFE.ConfMap
	movf	AFE.ConfMap,w
	andlw	b'11111011'
	movwf	AFE.ConfMap
	movlw	0x00
	call	AFE.WriteRegister
	AFE.updateColumnParity
	endm
;------------------------------------------------------------------------------+
;                                                                              |
;    AFE.DisableChannelX()                                                     |
;                                                                              |
;------------------------------------------------------------------------------+
;                                                                              |
;    This macro disables the LF Channel X at the AFE.                          |
;                                                                              |
;                                                                              |
;                                                                              |
;    Used SFRs: FSR                                                            |
;                                                                              |
;                                                                              |
;    Calls subroutines:                                                        |
;    AFE.WriteRegister                                                         |
;        AFE.CalcParity                                                        |
;        SPI.Write                                                             |
;    AFE.updateColumnParity                                                    |
;        AFE.WriteRegister                                                     |
;            AFE.CalcParity                                                    |
;            SPI.Write                                                         |
;        AFE.CalcColumnParity                                                  |
;                                                                              |
;                                                                              |
;    Stacklevel: 2                                                             |
;                                                                              |
;                                                                              |
;    Example:                                                                  |
;    AFE.EnableChannelX                                                        |
;                                                                              |
;                                                                              |
;    Description:                                                              |
;        This enables Channel X                                                |
;                                                                              |
;------------------------------------------------------------------------------+
AFE.DisableChannelX macro
	banksel	AFE.ConfMap
	movf	AFE.ConfMap,w
	iorlw	0x01
	movwf	AFE.ConfMap
	movlw	0x00
	call	AFE.WriteRegister
	AFE.updateColumnParity
	endm
;------------------------------------------------------------------------------+
;                                                                              |
;    AFE.AGCActive()                                                           |
;                                                                              |
;------------------------------------------------------------------------------+
;                                                                              |
;    This macro disables the signals below AGC-active level.                   |
;                                                                              |
;                                                                              |
;                                                                              |
;    Used SFRs: FSR                                                            |
;                                                                              |
;                                                                              |
;    Calls subroutines:                                                        |
;    AFE.WriteRegister                                                         |
;        AFE.CalcParity                                                        |
;        SPI.Write                                                             |
;    AFE.updateColumnParity                                                    |
;        AFE.WriteRegister                                                     |
;            AFE.CalcParity                                                    |
;            SPI.Write                                                         |
;        AFE.CalcColumnParity                                                  |
;                                                                              |
;                                                                              |
;    Stacklevel: 2                                                             |
;                                                                              |
;                                                                              |
;    Example:                                                                  |
;    AFE.EnableChannelX                                                        |
;                                                                              |
;                                                                              |
;    Description:                                                              |
;        This enables Channel X                                                |
;                                                                              |
;------------------------------------------------------------------------------+
AFE.AGCActive macro
	banksel	AFE.ConfMap
	movf	AFE.ConfMap+6,w
	iorlw	0x10
	movwf	AFE.ConfMap+6
	movlw	0x06
	call	AFE.WriteRegister
	AFE.updateColumnParity
	endm
;------------------------------------------------------------------------------+
;                                                                              |
;    AFE.AGCDeactive()                                                         |
;                                                                              |
;------------------------------------------------------------------------------+
;                                                                              |
;    This macro disables the signals below AGC-active level.                   |
;                                                                              |
;                                                                              |
;                                                                              |
;    Used SFRs: FSR                                                            |
;                                                                              |
;                                                                              |
;    Calls subroutines:                                                        |
;    AFE.WriteRegister                                                         |
;        AFE.CalcParity                                                        |
;        SPI.Write                                                             |
;    AFE.updateColumnParity                                                    |
;        AFE.WriteRegister                                                     |
;            AFE.CalcParity                                                    |
;            SPI.Write                                                         |
;        AFE.CalcColumnParity                                                  |
;                                                                              |
;                                                                              |
;    Stacklevel: 2                                                             |
;                                                                              |
;                                                                              |
;    Example:                                                                  |
;    AFE.EnableChannelX                                                        |
;                                                                              |
;                                                                              |
;    Description:                                                              |
;        This enables Channel X                                                |
;                                                                              |
;------------------------------------------------------------------------------+
AFE.AGCDeactive macro
	banksel	AFE.ConfMap
	movf	AFE.ConfMap+6,w
	andlw	0xef
	movwf	AFE.ConfMap+6
	movlw	0x06
	call	AFE.WriteRegister
	AFE.updateColumnParity
	endm
	
	
	
;------------------------------------------------------------------------------+
;                                                                              |
;    AFE.DisableChannelY()                                                     |
;                                                                              |
;------------------------------------------------------------------------------+
;                                                                              |
;    This macro disables the LF Channel Y at the AFE.                          |
;                                                                              |
;                                                                              |
;                                                                              |
;    Used SFRs: FSR                                                            |
;                                                                              |
;                                                                              |
;    Calls subroutines:                                                        |
;    AFE.WriteRegister                                                         |
;        AFE.CalcParity                                                        |
;        SPI.Write                                                             |
;    AFE.updateColumnParity                                                    |
;        AFE.WriteRegister                                                     |
;            AFE.CalcParity                                                    |
;            SPI.Write                                                         |
;        AFE.CalcColumnParity                                                  |
;                                                                              |
;                                                                              |
;    Stacklevel: 2                                                             |
;                                                                              |
;                                                                              |
;    Example:                                                                  |
;    AFE.EnableChannelY                                                        |
;                                                                              |
;                                                                              |
;    Description:                                                              |
;        This enables Channel Y                                                |
;                                                                              |
;------------------------------------------------------------------------------+
AFE.DisableChannelY macro
	banksel	AFE.ConfMap