Texas Instruments Extensa 450 Series - Page 86

Table B- 6 FDD Connector (J11) Pin Assignments
Pin
No
Pin Name Pin
No
Pin Name
1 VCC 11 GND
2 INDEX# 12 WDATA#
3 VCC 13 GND
4DR0# 14WGATE#
5 VCC 15 TRK0#
6 DSKCHG 16 WRTPRT#
7 MTR0# 17 GND
8 FDIR 18 RDATA#
9 3_MODE 19 INTFDD#
10 STEP# 20 HESEL
Table B- 7 PCMCIA Connector (J21) Pin Assignments
Pin
No
PC Card Interface
Function
ATA Interface
Function
21 B_IOWR# B_IOWR#
22 B_A17 N.C.
23 B_A18 N.C.
24 B_A19 N.C.
25 B_A20 N.C.
26 B_A21 N.C.
27 B_VCC B_VCC
28 B_VPP2 N.C.
29 B_A22 N.C.
30 B_A23 B_VU
31 B_A24,B_M/S
32 B_A25 B_CSEL
33 N.C N.C.
34 B_RESET B_RESET
35 B_WAIT# B_IOCHRDY
B-4
Connector Pinouts