实验8_思考_lcd.s43

MSP-TEST44X 学习板光盘资料及实验说明 本学习板是按照教育大纲

#include  "msp430x44x.h"
;******************************************************************************
;   MSP-Test44x Demo - LCD Put "6543210" on STK/EVK LCD 
;
;   Description; Put "6543210" on MSP-EVK430S320 LCD. 
;   ACLK = LFXT1 = 32768, MCLK = SMCLK = DCO = 32xACLK = 1.048576MHz
;  //*An external watch crystal is required on XIN/XOUT for ACLK*//	  
;
;                 MSP430F449
;             -----------------
;         /|\|              XIN|-  
;          | |                 | 32kHz
;          --|RST          XOUT|-
;            |                 |
;          +-|R33          P5.1|     -----------------
;         1m |              -  |--> | + 7 6 5 4 3 2 1 |
;          +-|R23          P3.2|     -----------------
;         1m |             COM0|-----||||
;          +-|R13          COM1|------|||
;         1m |             COM2|-------||
;          +-|R03          COM3|--------|
;          | |                 |
;         Vss
;

;------------------------------------------------------------------------------ 
            ORG     01100h                  ; Program Start
;------------------------------------------------------------------------------ 
RESET       mov.w   #0A00h,SP               ; Initialize '449 stackpointer
StopWDT     mov.w   #WDTPW+WDTHOLD,&WDTCTL  ; Stop Watchdog Timer
SetupFLL    bis.b   #XCAP14PF,&FLL_CTL0     ; Configure load caps
SetupLCD    mov.b   #LCDON+LCD4MUX+LCDP2,&LCDCTL    ; STK LCD 4Mux, S0-S17
SetupBT     mov.b   #BTFRFQ1,&BTCTL         ; STK LCD freq. 
SetupIO     mov.b   #0FCh,&P5SEL            ; Common and Rxx all selected
                                            ;       
Mainloop    clr.w   R5                      ; Clear pointer
Disp        mov.b   LCD_Tab(R5),LCDMEM(R5)  ;   
            inc.w   R5                      ; 
            cmp.w   #07,R5                  ;
            jne     Disp                    ;
            jmp     Mainloop                ; Again
                                            ;
LCD_Tab     DB      0B7h                    ; displays "0"
            DB      012h                    ; displays "1"
            DB      08Fh                    ; displays "2"
            DB      01Fh                    ; displays "3"
            DB      03Ah                    ; displays "4"
            DB      03Dh                    ; displays "5"
            DB      0BDh                    ; displays "6"
            DB      013h                    ; displays "7"
            DB      0BFh                    ; displays "8"
            DB      03Fh                    ; displays "9"
                                            ;										  
;----------------------------------------------------------------------------- 
;           Interrupt Vectors Used MSP430F44x         
;----------------------------------------------------------------------------- 
            ORG     0FFFEh                  ; MSP430 RESET Vector
            DW      RESET                   ; 
            END