LSI 21003 - Manual (Page 51)

Operational Environment 3-9
Table 3.5 SCSI Connector J3, Channel A, External
Signal Name Pin Signal Name Pin Signal Name Pin
GND 1 GND 18 GND 35
GND 2 GND 19 CPRSNT_B
1
1. CPRSNT_B is used to sense the connection of a standard SCSI device
by sensing SCSI standard GND on this pin.
36
GND 3 GND 20 N/C 37
GND 4 GND 21 TERMPWR 38
GND 5 GND 22 N/C 39
GND 6 GND 23 GND 40
GND 7 GND 24 SATN/ 41
GND 8 GND 25 GND 42
GND 9 SD0/ 26 SBSY/ 43
GND 10 SD1/ 27 SACK/ 44
GND 11 SD2/ 28 SRST/ 45
N/C 12 SD3/ 29 SSEL/ 46
N/C 13 SD4/ 30 SMSG/ 47
N/C 14 SD5/ 31 SC_D/ 48
GND 15 SD6/ 32 SREQ/ 49
GND 16 SD7/ 33 SI_O/ 50
GND 17 SDP/ 34