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Version 1.00 2002.10.22 dg/kip

DCS Board Connectors

DCS to Read Out Board : ( DIMM 144 planed )

               2 bidirectional chains for DCS link rings (LVDS ?)
               n? control lines for voltage regulators
               n? clock distribution lines
               2x5 pins for JTAG connection for neighborhood reprogramming after boot rom failure
               1? reset line
               n? analog signal lines to ADC


               n? x GND (digital / analog ?)
               4 GND connection control lines for grounding quality monitoring
               1 main supply ( 4 Volts ) for DCS board

             DIMM 144 connector datasheets : Fujitsu ; JAE ; DDK socket / footprint / module

External connections :

               1 optical master clock receiver input ( HBFR 1312 T
               1 ethernet connector
               1 JTAG port for programming and testing
               debug connectors ( LVDS; Traceports )?

Page 1

System Overview

For more details see TRD document

Page 2

DIMM 144 connector pinout ( preliminary )

1	GND	2	GND
3	GND	4	DCS downlink 1 (LVDS)
5	GND	6	GND
7	GND	8	DCS downlink 2 (LVDS)
9	GND	10	GND
11		12
13		14
15		16
17		18
19	GND	20	GND
21	GND	22	Clock 1
23	GND	24	GND
25	GND	26	Clock 2
27	GND	28	GND
29	GND	30	Clock 3
31	GND	32	GND
33	GND	34	Clock 4
35	GND	36	GND
37		38
39		40
41		42
43		44
45		46
47		48
49		50
51		52
53		54
55	reserved	56	reserved
57	reserved	58	reserved
59	GND	60	GND

Page 3

	3,3 Voltage Key Center		3,3 Voltage Key Center
61	GND	62	GND
63	Vreg Shutdown 1	64	Vreg Shutdown 2
65	Vreg Shutdown 3	66	Vreg Shutdown 4
67	Vreg Shutdown 5	68	Vreg Shutdown 6
69	Vreg Shutdown 7	70	Vreg Shutdown 8
71	GND	72	GND
73		74
75		76
77		78
79		80
81		82
83		84
85		86
87	GND sense 1	88
89	GND sense 2	90
91	GND sense 3	92
93	GND sense 4	94
95	Analog GND	96	GND
97	Analog GND	98	TCK Slave
99	Analog 1	100	TDI Slave
101	Analog 2	102	TDO Slave
103	Analog 3	104	TMS Slave
105	Analog 4	106	TRST Slave
107	Analog 5	108	GND
109	Analog 6	100	TCK Master
111	Analog 7	112	TDI Master
113	Analog 8	114	TDO Master
115	Analog GND	116	TMS Master
117	Analog GND	118	TRST Master
119	GND	120	GND

Page 4

121		122
123	RESET#	124
125	GND	126	GND
127	GND	128	GND
129	+3,8V DCS Supply	130	+3,8V DCS Supply
131	+3,8V DCS Supply	132	+3,8V DCS Supply
133	+3,8V DCS Supply	134	+3,8V DCS Supply
135	GND	136	GND
137	GND	138	DCS uplink 2 (LVDS)
139	GND	140	GND
141	GND	142	DCS uplink 1 (LVDS)
143	GND	144	GND

Page 5