參數(shù)資料
型號(hào): SP504CF
英文描述: Application Note
中文描述: 應(yīng)用筆記
文件頁數(shù): 22/31頁
文件大小: 257K
代理商: SP504CF
22
Rev: A Date:1/27/04
SP504 Multi–Mode Serial Transceivers
Copyright 2004 Sipex Corporation
Figure 21. Mode Diagram — RS-422
RD(a) 70
RxD 1
RD(b) 71
RT(a) 37
RxC 20
RT(b) 38
CS(a) 66
CTS 80
CS(b) 67
DM(a) 68
DSR 78
DM (b) 69
RR(a) 35
DCD 19
RR(b) 36
IC(a) 39
RI 21
IC(b) 40
SCT(a) 76
SCT 79
SCTEN 7
SCT(b) 77
0 1 0 0 0 1 0 0
STEN ST TTEN TT SCTEN SCT
1 Disabled 1 Disabled 1 Enabled
0 Enabled 0 Enabled 0 Disabled
14 TxD
61 SD(a)
59 SD(b)
22 ST
42 ST(a)
44 ST(b)
23 STEN
15 TxC
63 TT(a)
65 TT(b)
6 TTEN
13 DTR
58 TR(a)
56 TR(b)
16 RTS
54 RS(a)
52 RS(b)
17 RL
47 RL(a)
45 RL(b)
24 LL
51 LL(a)
49 LL(b)
RECEIVERS DRIVERS
MODE: RS-422
DRIVER RECEIVER
TDEC
3
TDEC
2
TDEC
1
TDEC
0
RDEC
3
RDEC
2
RDEC
1
RDEC
0
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