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5. Connection Procedure to the user system
Connect the emulation probe to the connector on the upper panel of the M37549T-RLSS. Connect the M37549T-RLSS to the 42-pin
SDIP socket on the user system. Table 2 shows pin allocation of the M37549T-RLSS, and Figure 2 shows connector dimensions.
Table 2 CN1 connector pin allocation
Pin No
Signal
1
N.C
2
N.C
3
N.C
4
P14/AN4/KEY4
5
P15/AN5/KEY5
6
RESET
7
P16/AN6/KEY6
8
P17/AN7/KEY7
9
N.C
10
N.C
11
N.C
12
P20/Xout/Xcout
13
Vss
14
P21/Xin/Xcin
15
Vcc
16
CNVss
17
P00(LED0)/INT0
18
P01(LED1)/INT1
19
N.C
20
N.C
21
Vss
* Do not connect signal to Reserved parts.
15. 24
1
42
21
22
Figure 2 CN connector dimensions
Pin No
Signal
42
N.C
41
N.C
40
P13/AN3/KEY3
39
P12/AN2/CMP2
38
P11/AN1/CMP1
37
P10/AN0/CMP0
36
P31
35
P30
34
Reserved
33
Reserved
32
Reserved
31
Reserved
30
P07(LED7)/Srdy
29
P06(LED6)/Sclk
28
P05(LED5)/TxD
27
P04(LED4)/RxD
26
P03(LED3)/CAP0
25
P02(LED2)
24
N.C
23
N.C
22
N.C
1 . 778
(3/4)
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