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參數資料
| 型號： | BUS-65143-220W |
| 英文描述： | Single-line low capacitance Transil™ for ESD protection |
| 中文描述： | MIL-STD-1553/ARINC總線控制器/ RTU通訊 |
| 文件頁數： | 4/24頁 |
| 文件大小： | 219K |
| 代理商： | BUS-65143-220W |
12
CMD 1514131211 10 9 8 7 6 54 32 10 P DATA 15 1413 12 1110 9 87 6 5 43 21 0 P
1553 BUS
RECIEVE COMMAND
TRANSMIT COMMAND
TRANSMIT 2 WORDS
STATUS151413121110 9 8 7 6 54 32 10 P
10.5±.5s
3.4±.5s
300ns max
2.1s max
100-150ns
note 6
WORD
COUNT
100ns max
9.35
50ns min
200-400ns
PREVIOUS MESSAGE
PREVIOUS SUBADDRESS
PREVIOUS WORD COUNT
100-150ns
1.1±.2s
NBGT
INCMD
DTREQ
DTGRT
DTACK
R/W
DTSTR
A10(T/R BIT)
DAT/CMD
A9-A5
A4-A0
D15-D0
STATEN
GBR
BITEN
HS FAIL
RTFAIL
ME
COMMAND WORD SUBADDRESS FIELD
COMMAND WORD COUNT 00000
450-550ns
475-550ns
225-275ns
50ns min
475-550ns
225-275ns
825-925ns
2.2sec
4.8s
50ns min
DTGRT is
RECOGNIZED
COMMAND WORD
TRANSFER TO
SUBSYSTEM
STATUS INPUTS
STROBED IN
SRQ
BUSY
SS FLAG
ADBC
RT FLAG
250ns min Setup time
HOLD TIME 600ns min
ILLCMD STROBED IN
A4-A0 0(CURRENT
WORD COUNTER)
RTU REQUESTS DATA
BUS FOR COMMAND
WORD TRANSFER
START OF NEW
COMMAND WORD
INITIALIZATION
A10-A0
ARE VALID
(COMMAND
WORD)
STATUS WORD
TRANSFERRED TO
ENCODER REGISTERS
NO MORE
CONTINUOUS DATA
ENCODER STARTED UP
ENCODER REGISTERS
AVAILABLE FOR NEXT
WORD RTU
REQUESTS DATA BUS
FOR 1st DATA WORD
TRANSFER (RTFAIL
IS CLEANED IF IT
WAS SET)
FIGURE 6. RT TO RT (TRANSMIT) TIMING DIAGRAM
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