Freescale Semiconductor MPC5200B ユーザーズマニュアル
MPC5200B Users Guide, Rev. 1
11-24
Freescale Semiconductor
ATA Interface Description
Figure 11-2. Connections—Controller Cable, System Board, MPC5200B
11.6
ATA Interface Description
Table 11-34. ATA Controller External Connections
Pin#
Cable
I/O
System Board
I/O
MPC5200B
1
RESET
O
RESET:Reset
—
N/A—GPIO optional
2
GND
—
—
—
—
3–18
DD[15:0]
3,5,7,9,11,13,15,17
→DD[7:0]
18,16,14,12,10,8,6,4
→DD[15:8]
I/O
DD[0:15]
I/O
ATA_DATA[15:0]
19
GND
—
—
—
—
Bidirectional
Output
Input
LEGEND
MPC5200
RESET
ATA Controller
N/A–GPIO Optional
System Board
Cable
GND
DD[15:0]
ATA_DATA[15:0]
GND
KEY
DMARQ
ATA_DRQ
GND
DIOW:STOP
ATA_IOW
GND
DIOR:HDMARDY:HSTROBE
ATA_IOR
GND
IORDY:DDMARDY:DSTROBE
ATA_IOCHRDY
CSEL
DMACK
ATA_DACK
GND
INTRQ
ATA_INTRQ
Reserved
DA[1]
ATA_SA[1]
PDIAG
DA[0]
ATA_SA[0]
DA[2]
ATA_SA[2]
CS[0]
ATA_CS[1]FX(CS[4])
CS[1]
ATA_CS[3]FX(CS[5])
DASP
GND
Pin1
Pin 40
33 Ohms
82 Ohms
22 Ohms
22 Ohms
82 Ohms
22 Ohms
82 Ohms
22 Ohms
22 Ohms
22 Ohms
22 Ohms
22 Ohms
22 Ohms
22 Ohms
22 Ohms
Note: On system board:
1.
All outgoing signals need 3.3V to 5V level shifters.
2.
All incoming signals need 5V to 3.3V level shifters or 5V
tolerant input buffers on MPC5200B ATA signals.
tolerant input buffers on MPC5200B ATA signals.
See Notes