TC12 Installation, Commissioning & Maintenance Handbook
The second cable is attached from the connector labelled J2 or P2 on the DIGI I/O
ard to connector PL3 on the PSU board, (the PSU board has a note on the silk
screen next to PL3 which reads 'CONNECTION TO P2 DIGI I/O (PC)'.
Note: The two 50-way ribbon cables are to be connected to the card before it is
installed into the PC.
WARNING Please ensure cables are connected correctly, as they are not
which is connected to P1 and which is connected to P2.
2.2.2.8 D ca nd es
T re are er e D a tr u ich e b
u in T s . T iff es ns n c elo
and 3 are bridged.
w:
C
polarised. After installation the cables should be labelled to show
IM rds a cabl
he 3 diff ent typ s of IM cards nd dis ibution nit wh hav een
sed C12 In tations heir d erenc and i tallatio is des ribed b w:
2.2.2.8.1 DIGI PC/16i
The DIGI PC/16i comprises a full length ISA card (DIGI part number 50000160)
and an IMD Distribution Unit (labelled PC/16I I/O MATE INTERFACE). The PC
board has 3 jumpers (J1, J2 and J3) and 2 DIP switches (DS1 and DS2).
The 3 jumpers are used to set the local program memory size, which should be
64K. Each of the 3 jumpers has 3 pins which are numbered from top to bottom.
Each jumper should be set so that pins 2
Set the address of the dual-ported RAM to E0000 using DIP switch 1 (DS1)
positions 1 to 8, as shown belo
Address SW1 SW2 SW3 SW4 SW5 SW6 SW7 SW8
E0000 ON OFF OFF OFF ON ON ON ON
N
, more than one IMD board is installed in a TC12 PC, the address of the dual-
D0000 OFF ON OFF OFF ON ON ON ON
A0000 ON OFF ON OFF ON ON ON O
[ON = PUSH SWITCH DOWN]
If, when the program is run, an address error is reported, the next available
address from the three listed above, should be tried.
If
ported RAM on each board be set the same.
666/HE/43100/000 Page 16 Issue 9