Service manual

Chapter 2
FileStore Service Manual 9
2.4 Signal connectors
2.4.1 FileStore E01 expansion bus pinouts
Connector Type: 34 way IDC male. The pin allocations are as follows:
Pin 1 Gnd
Pin 2 R/not W
Pin 3 Gnd
Pin 4 I2 (2MHz Clock)
Pin 5 Gnd
Pin 6 not NMI
Pin 7 Gnd
Pin 8 not IRQ
Pin 9 Gnd
Pin 10 Not WENCH
Pin 11 Gnd
Pin 12 Not Used
Pin 13 Gnd
Pin 14 Not RST
Pin 15 Gnd
Pin 16 Not Used
Pin 17 Gnd
Pin 18 D0
Pin 19 D1
Pin 20 D2
Pin 21 D3
Pin 22 D4
Pin 23 D5
Pin 24 D6
Pin 25 D7
Pin 26 D8
Pin 27 A0
Pin 28 A1
Pin 29 Gnd
Pin 30 Gnd
Pin 31 Gnd
Pin 32 Gnd
Pin 33 5v
Pin 34 Gnd
2.4.2 Econet port
Data rate of up to 200 Kbps (determined by the Econet clock rate)
Connector type: 5 pin, 180 degree DIN socket.
Econet port pinouts are as follows:
Pin 1 DATA+ Data positive
Pin 2 GND Ground
Pin 3 CLK- Clock negative
Pin 4 DATA- Data negative
Pin 5 CLK+ Clock positive