6
CN20:TFT LCD Connector
PIN DESCRIPTION PIN DESCRIPTION
1 VCC_FP 2
VCC_FP
3 GROUND 4
GROUND
5 VCC_FP 6
VCC_FP
7 SMB_DATA 8
GROUND
9 TFT_B0 10
TFT_B1
11 TFT_B2 12
TFT_B3
13 TFT_B4 14
TFT_B5
15 TFT_B6 16
TFT_B7
17 TFT_G0 18
TFT_G1
19 TFT_G2 20
TFT_G3
21 TFT_G4 22
TFT_G5
23 TFT_G6 24
TFT_G7
25 TFT_R0 26
TFT_R1
27 TFT_R2 28
TFT_R3
29 TFT_R4 30
TFT_R5
31 TFT_R6 32
TFT_R7
33 GROUND 34
GROUND
35 FPCLK 36
FPVS
37 FPDEN 38
FPHS
39 SMB_CLK 40
ENVEE
CN4:Floppy Connector
PIN DESCRIPTION PIN DESCRIPTION
1 GROUND 2 DEN0
3 GROUND 4
N/C
5 GROUND 6 DEN1
7 GROUND 8 INDEX-
9 GROUND 10 MTR0-
11 GROUND 12 DISKSEL1-
13 GROUND 14 DISKSEL0-
15 GROUND 16 MTR1-
17 GROUND 18
DIR-
19 GROUND 20 STEP-
21 GROUND 22 WDATA-
23 GROUND 24 WGATE-
25 GROUND 26 TRAK0-
27 GROUND 28 WRTPRT-
29 GROUND 30 RDATA-
31 GROUND 32 HDSEL-
33 GROUND 34 DSKCHG-
CN25: External LED Connector
PIN
DESCRIPTION
1 PWRBTN
2 +5V
3 GROUND
4 GROUND
5 +5V
6 RESET
7 HDDLED-
8 GROUND
Summary of Contents for IOWA-MARK
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