參數(shù)資料
型號: TAS3001EVM
廠商: Texas Instruments, Inc.
英文描述: TAS3001EVM(TAS3001評估板)
中文描述: TAS3001EVM(TAS3001評估板)
文件頁數(shù): 30/72頁
文件大?。?/td> 162K
代理商: TAS3001EVM
5-10
;tracks last manual treble setting
;set table pointer = treble up data
;call I2C send routine
;SW5 still pressed
;YES (active low), increase treble
;turn LED off
;jump to reset volume
;set table pointer to startup treble
Trbl_Pntr,Tbl_Pntr ;set table pointer = treb startup
#Loop
;jump to I2C send routine
SW_DONE
;jump to end of SW routine
;test for SW6 OR SW1+6 pressed
BIT.b #SW6,&SW4_6IF
;SW6 pressed
JZ
SW_DONE
;NO - jump to SW ISR done
MOV
CALL
Trbl_Pntr,Tbl_Pntr
#Loop
SW5_TEST BIT.b #SW5,P2IN
JZ
BIS.b #LED,&LED_OUT
JMP
TRBL_RST MOV
MOV
CALL
JMP
SW6_EQ
SW5_FUNC
SW_DONE
#510,Trbl_Pntr
CALL
BIT.b #SW1,&SW1_3IF
JNZ
TOG_LED
CALL
#NOP9
BIT.b #SW5,&SW4_6IF
JNZ
TRBL_RST
BIT.b #LED,&LED_OUT
JNZ
SW6_FUNC
CALL #MUTE_ON
CALL #NOP9
MOV
#1428,Tbl_Pntr
CALL
#Loop
CALL
#DELAY0
MOV
#415,Tbl_Pntr
#DELAY2
;delay before testing 2nd SW
;SW1 pressed also
;YES - jump to toggle LED
;delay before checking SW5
;SW5 pressed also
;YES - jump to reset treble
;LED on (=shift mode)
;NO - jump SW6 function
;mute before sending EQ
;delay before sending EQ
;set table pointer to start of SW6 EQ
;call I2C send routine
;set table pointer to startup bass
;setting
;jump to I2C send routine
;set table pointer to startup treble
;setting
;jump to I2C send routine
CALL
MOV
#Loop
#510,Tbl_Pntr
CALL
CALL
JMP
#Loop
#DELAY
MUTE_OFF
;jump to reset volume
SW6_FUNC
BIC.b #LED,&LED_OUT
CALL
#DELAY
BIC.b #SW6,&SW4_6IF
CMP
#465,Trbl_Pntr
JEQ
SW6_TEST
SUB
#5,Trbl_Pntr
MOV
Trbl_Pntr,Trbl_Setpnt ;treble set point = treble pointer
;tracks last manual treble setting
MOV
Trbl_Pntr,Tbl_Pntr ;set table pointer = treble down data
CALL
#Loop
;call I2C send routine
SW6_TEST BIT.b #SW6,&P2IN
;SW6 still pressed
JZ
SW6_FUNC
;YES (active low), decrease bass
BIS.b #LED,&LED_OUT
;turn LED off
SW_DONE
;complete interrupt sevice routine
CALL
#DELAY
;delay for switch debounce when released
BIC.b #SW1+SW2+SW3,&SW1_3IF ;clear SW1-3 interrupt flags (P1IFG)
;turn LED on
;delay before checking switch again
;clear SW6 flag
;treble = minimum
;Yes - jump to SW6_test
;decrease pointer to lower setting
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