NXP Semiconductors EVB912UF32, Руководство пользователя, Страница: 26 / 44

EVB912UF32 Evaluation Board- Rev 1 User’s Manual
20 Support Information MOTOROLA
Support Information
Figure 3-3 ATA Connector J2 Pin Assignments
Table 3-2 ATA Connector J2 Signal Descriptions
J2
TRESET_B 1
• •
2 GND
DD7 3
• •
4 DD8
DD6 5
• •
6 DD9
DD5 7
• •
8 DD10
DD4 9
• •
10 DD11
DD3 11
• •
12 DD12
DD2 13
• •
14 DD13
DD1 15
• •
16 DD14
DD0 17
• •
18 DD15
GND 19
• •
20 KEY
DMARQ 21
• •
22 GND
IOWR_B 23
• •
24 GND
IORD_B 25
• •
26 GND
IORDY 27
• •
28 CSEL
DMACK_B 29
• •
30 GND
INTRQ 31
• •
32 NC
A1 33
• •
34 NC
A0 35
• •
36 A2
CS0_B 37
• •
38 CS1_B
BVD1_DASP 39
• •
40 GND
Pin(s)
Function
Description
1 TRESET_B RESET - Active low input
2, 19, 22, 24,
26, 30, 40,
GND GROUND
3 DD7 DATA BIT 8— Bidirectional
4 DD8 DATA BIT 8 — Bidirectional
5 DD6 DATA BIT 6— Bidirectional
6 DD9 DATA BIT 9 — Bidirectional
7 DD5 DATA BIT 5 — Bidirectional
8 DD10 DATA BIT 10 — Bidirectional
9 DD4 DATA BIT 4 — Bidirectional
10 DD11 DATA BIT 11 — Bidirectional
11 DD3 DATA BIT 3 — Bidirectional
12 DD12 DATA BIT 12 — Bidirectional
13 DD2 DATA BIT 2 — Bidirectional
14 DD13 DATA BIT 13 — Bidirectional
15 DD1 DATA BIT 1 — Bidirectional
16 DD14 DATA BIT 14 — Bidirectional