Transcend 44-Pin IDE Flash Module
TS128M ~ 8GDOM44V-S
Pin Definition
Symbol
HD0 ~ HD15 Data Bus (Bi-directional)
Pin Assignments
Function
Pin
Pin
Pin
Pin
Pin
Pin
Pin
Pin
No. Name No. Name No Name No. Name
01 -RESET 12 HD12 23 IOWB 34 PDIAGB
HA0 ~ HA2
-RESET
IORB
Address Bus (Input)
Device Reset (Input)
02
03
04
05
06
07
GND
HD7
HD8
HD6
HD9
HD5
13
14 HD13 25 IORB
15 HD1 26 GND
16 HD14 27 IORDY 38 CE2B
17 HD0 28 NC 39 DASPB
HD2
24 GND
35
HA0
Device I/O Read (Input)
Device I/O Write (Input)
Transfer Type 8/16 bit (Output)
36
HA2
IOWB
37 CE1B
IOIS16B
CE1B, CE2B Chip Select (Input)
PDIAGB
Pass Diagnostic (Bi-directional)
18 HD15 29 -DMAC 40
K
GND
Disk Active/Slave Present
(Bi-directional)
DASPB
08 HD10 19
09 HD4 20
10
11
GND 30 GND
NC 31 IREQ
41
42
VCC
VCC
GND
GND
DMA request
DMARQ
DMACK-
IREQ
NC
DMA acknowledge
HD11 21 DMARQ 32 IOIS16B 43
HD3 22 GND 33 HA1 44
Interrupt Request (Output)
No Connection
Ground
GND
VCC
Vcc Power Input
Pin Layout
Bulge
Pin1
Pin43
Pin2
Pin44
2
Transcend Information Inc.
Ver 1.2
TRANSCEND [ TRANSCEND INFORMATION. INC. ]
