Pegasus Fast Start Guide 7460572 Rev A Page 6 of 12
PS/2KEYBOARD/MOUSECONNECTOR(KBMS1)
ThisconnectorprovidesthestandardPS/2keyboardandmousesignals.
+5V 1 2 +5V
KBData 3 4 MSData
KBClock 5 6 MSClock
Ground 7 8 Key
NC 9 10 Ground
+5V Power;connectstopin4ofthePS/2connector.
KBData,MSData Data;connectstopin1ofthePS/2connector.
KBClock,MSClock Clock;connectstopin5ofthePS/2connector.
Ground Ground;connectstopin3ofthePS/2connector.
Note:Pins2and6ontheMini‐Din‐6PS/2connectorsareunused.
NC NoConnection
IDE/FLASHDISKCONNECTOR(IDE1)
RESET‐ 1 2 Ground
D7 3 4 D8
D6 5 6 D9
D5 7 8 D10
D4 9 10 D11
D3 11 12 D12
D2 13 14 D13
D1 15 16 D14
D0 17 18 D15
Ground 19 20 Key
DRQ 21 22 Ground
IDEIOW‐ 23 24 Ground
IDEIOR‐ 25 26 Ground
IORDY 27 28 Ground
DACK‐ 29 30 Ground
IRQ14 31 32 Pulledlowfor16‐bitoperation
A1 33 34 NotUsed
A0 35 36 A2
CS0‐ 37 38 CS1‐
LED‐ 39 40 Ground
+5V 41 42 +5V
Ground 43 44 NotUsed
Thisconnectorisa2x22(44‐pin)2mm‐pitchSMT(notthrough‐hole)pinheaderwithgoldflashplating.
ItmateswithDiamondSystems’cablenumber6981004,andmaybeusedtoconnectanexternalIDE
drive(harddiskorCD‐ROM).Alternately,anIDEflashdiskmodulecanbe plugged
intotheIDE/Flashdisk
connector.NotePin20isremovedforkeyingtopreventincorrectcableinstallation.