Pinouts

P18 -- Xi 
P4  -- Xe

15	SINS
3	CTSS
23	DSRS
1	DCDS
17	RIS
21	RTXCA
11	TRXCA
9	SOUTS
7	RTSS
5	DTRS

68	SIN14
75	CTS14
62	DSR14
69	DCD14
37	RI14
74	SOUT14
79	RTS14
78	DTR14

6	SIN11
46	CTS11
2	DSR11
54	DCD11
29	RI11
32	SOUT11
42	RTS11
34	DTR11

63	SIN16
55	CTS16
65	DSR16
67	DCD16
41	RI16
61	SOUT16
57	RTS16
59	DTR16

64	SIN13
50	CTS13
58	DSR13
71	DCD13
35	RI13
70	SOUT13
44	RTS13
38	DTR13

8	SIN10
25	CTS10
4	DSR10
26	DCD10
31	RI10
14	SOUT10
20	RST10
18	DTR10

66	SIN15
77	CTS15
60	DSR15
73	DCD15
39	RI15
72	SOUT15
80	RTS15
75	DTR15

30	SIN12
52	CTS12
28	DSR12
56	DCD12
27	RI12
36	SOUT12
48	RTS12
40	DTR12

13	SIN9
22	CTS9
19	DSR9
24	DCD9
33	RI9
10	SOUT9
16	RTS9
12	DTR9