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NEC單片機(jī) UPD78F9234 16位定時器使用例程(匯編) ;************************************************* ; Lable def ;************************************************* LED8_MODE EQU PM2.1 LED7_MODE EQU PM2.0 LED6_MODE EQU PM12.0 LED5_MODE EQU PM0.3 LED4_MODE EQU PM0.2 LED3_MODE EQU PM0.1 LED2_MODE EQU PM0.0 LED1_MODE EQU PM12.3 LED8 EQU P2.1 LED7 EQU P2.0 LED6 EQU P12.0 LED5 EQU P0.3 LED4 EQU P0.2 LED3 EQU P0.1 LED2 EQU P0.0 LED1 EQU P12.3 ;=========================(debug resource)======================================={ ;************************************************* ; VAR DEF ;************************************************* DATA_SEGMENT1 DSEG SADDR ; (AT 0FE20H) VAR_1: DS 1 ORG 018H DB 0FFH,0FFH; ORG 07EH DB 0FFH,0FFH; ORG 81H DB 0FFH; ORG 01ED0H DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH DB 0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH,0FFH ;================================================================================= ;************************************************* ;INTERRUPT VECT ;************************************************* ORG 0000H DW START_PROGRAM ORG 000EH DW INTTM000_VECT ;************************************************* ;CODE ;************************************************* CSEG ;(AT XXXXH) START_PROGRAM: DI MOVW AX,#0FE20H; MOVW SP,AX; MOV PCC,#00H; MOV PPCC,#00H; CALL !DELAY_1MS; CALL !DELAY_1MS; CALL !DELAY_1MS; CALL !DELAY_1MS; CALL !DELAY_1MS; MOV PMC2,#00H MOV PM2,#0FFH ; SET TM00 MOV TMC00,#00H MOV PRM00,#02H ;31.25KHz 32us MOVW AX,#31250;9800 ;313.6ms 15625 MOVW CR000,AX CLR1 TMIF000 ;clear sign CLR1 TMMK000 ;allow interrupt MOV TMC00,#0CH ;clear the CR000 when TM00=CR000 EI CLR1 LED1_MODE CLR1 LED2_MODE CLR1 LED3_MODE CLR1 LED4_MODE CLR1 LED5_MODE CLR1 LED6_MODE CLR1 LED7_MODE CLR1 LED8_MODE SET1 LED1 SET1 LED2 SET1 LED3 SET1 LED4 SET1 LED5 SET1 LED6 SET1 LED7 SET1 LED8 CLR1 LED1 MAIN: MOV WDTE,#0ACH; BR !MAIN ;************************************************* ; SUB PROGRAM ;************************************************* CSEG DELAY_1MS: MOV B,#0FFH BBBB: DBNZ B,$BBBB; RET ;************************************************* ;INTERRUPT FUNCTION ;************************************************* CSEG INTTM000_VECT: BT LED1,$LED22 ;jump if LED1=1 SET1 LED1 CLR1 LED2 BR !backtrack LED22: BT LED2,$LED33 SET1 LED2 CLR1 LED3 BR !backtrack LED33: BT LED3,$LED44 SET1 LED3 CLR1 LED4 BR !backtrack LED44: BT LED4,$LED55 SET1 LED4 CLR1 LED5 BR !backtrack LED55: BT LED5,$LED66 SET1 LED5 CLR1 LED6 BR !backtrack LED66: BT LED6,$LED77 SET1 LED6 CLR1 LED7 BR !backtrack LED77: BT LED7,$LED88 SET1 LED7 CLR1 LED8 BR !backtrack LED88: BT LED8,$INTTM000_VECT SET1 LED8 CLR1 LED1 BR !backtrack backtrack: RETI END UPD78F9234產(chǎn)品參數(shù)： MCU 8BIT 8KB FLASH 30PIN 核心處理器：78K0S 芯體尺寸：8-位 速度：10MHz 連通性：LIN，UART/USART 外圍設(shè)備：LVD, POR, PWM, WDT 輸入/輸出數(shù)：24 程序存儲器容量：8KB (8K x 8) 程序存儲器類型：FLASH EEPROM 大小：- RAM 容量：256 x 8 電壓 - 電源 (Vcc/Vdd)：2 V ~ 5.5 V 數(shù)據(jù)轉(zhuǎn)換器：A/D 4x10b 振蕩器型：內(nèi)部 工作溫度：-40°C ~ 85°C 文章來源：http://www.originic.hk/Item/Show.asp?m=1&d=1746 |
