Freescale Semiconductor MPC5200B - Manual (Page 389)

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
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.
See Notes