1747-BSN ¥ 1747-BSN
1. MCS-51 的相对转移指令最大负跳距是 127B 。 2. 当 MCS-51 上电复位时,堆栈指针 SP=00H 。 3. 调用子程序指令(如: CALL )及返回指令(如: RET )与堆栈有关但与 PC 无关。 4. MOV @R1,#80H 5 、 INC DPTR 6 、 CLR R0 7 、 MOV @R1,#80H 8 、 AN
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1. MCS-51的相对转移指令最大负跳距是127B。
2. 当MCS-51上电复位时,堆栈指针SP=00H。
3. 调用子程序指令(如:CALL)及返回指令(如:RET)与堆栈有关但与PC无关。
4. MOV @R1,#80H
5、INC DPTR
6、CLR R0
7、MOV @R1,#80H
8、ANL R1,#0FH
9、ADDC A,C
10、XOR P1,#31H
ALLEN BRADLEY 1747-L30A 30 I/OFIXED HDWR STYLE, 18 120 V AC IN & 12 RELAY OUT, AC LINE PWR,
ALLEN BRADLEY 1747-L30B 30 I/OFIXED HDWR STYLE, 18 120 V AC IN & 12 RELAY OUT, AC LINE PWR,
ALLEN BRADLEY 1747-L40A 40 I/OFIXED HDWR STYLE, 18 120 V AC IN & 12 RELAY OUT, AC LINE PWR,
ALLEN BRADLEY 1747-L40B 40 I/O FIXED HDWR STYLE 24 120 V IN & 16 TRIAC OUT, AC LINE PWR,
ALLEN BRADLEY 1747-L40C 40 I/O FIXED HDWR STYLE 24 DC SINK IN W/HSC & 16 RELAY OUT, AC LINE PWR
ALLEN BRADLEY 1747-L40E 40 I/O FIXED HDWR STYLE 24 DC SINK IN W/HSC & 16 RELAY OUT, AC LINE PWR
ALLEN BRADLEY 1747-L40F 40 I/O FIXED HDWR STYLE 24 DC SINK IN W/HSC & 16 RELAY OUT, AC LINE PWR
ALLEN BRADLEY 1747-L40L 40 I/O FIXED HDWR STYLE 24 DC SINK IN W/HSC & 16 RELAY OUT, AC LINE PWR
ALLEN BRADLEY 1747-L40P 40 I/O FIXED HDWR STYLE 24 DC SINK IN W/HSC & 16 RELAY OUT, AC LINE PWR
ALLEN BRADLEY 1747-L511 SLC 5/01 CPU, 1K USR MEMORY
ALLEN BRADLEY 1747-L514 SLC 5/01 CPU, 4K USR MEMORY
ALLEN BRADLEY 1747-L524 SLC 5/02 CPU, 4K USR MEMORY
ALLEN BRADLEY 1747-L531 SLC 5/03
ALLEN BRADLEY 1747-L532 SLC 5/03 CPU, 12K USR INSTRUCT. CAPACITY
ALLEN BRADLEY 1747-L541 SLC 5/04
ALLEN BRADLEY 1747-L542 SLC 5/02 CPU, 4K USR MEMORY
ALLEN BRADLEY 1747-L542P 5/04P PROCESSER
ALLEN BRADLEY 1747-L543 CONTROLLER,64K MEMORY
ALLEN BRADLEY 1747-L551 CONTROLLER,64K MEMORY
ALLEN BRADLEY 1747-L552 CONTROLLER,64K MEMORY
ALLEN BRADLEY 1756-OA16I
ALLEN BRADLEY 1756-OA8
ALLEN BRADLEY 1756-OA8D
ALLEN BRADLEY 1756-OA8E
ALLEN BRADLEY 1756-OB16D
ALLEN BRADLEY 1756-OB16E
ALLEN BRADLEY 1756-OB16I
ALLEN BRADLEY 1756-OB16IS
ALLEN BRADLEY 1756-OB32
ALLEN BRADLEY 1756-OB8
ALLEN BRADLEY 1756-OB8EI
ALLEN BRADLEY 1756-OB8I
ALLEN BRADLEY 1756-OC8
ALLEN BRADLEY 1756-OH8I
ALLEN BRADLEY 1756-ON8
ALLEN BRADLEY 1756-OV16E
ALLEN BRADLEY 1756-OV32E
ALLEN BRADLEY 1756-OW16I