C M L - 5 4 8 5 U S E R M A N U A L V 1 . 0
0 6 / 2 2 / 0 5
14
BDM /JTAG Port Connection
1 2
BKPT*
GND
3 4
DSCLK
GND
5 6
TCLK
(Note 1) RSTI*
7 8
DSI
+3.3V
9 10
DSO
GND
11 12
PST3
PST2
13 14
PST1
PST0
15 16
DDATA3
DDATA2
17 18
DDATA1
DDATA0
19 20
GND
21 22
GND
23 24
CLKOUT
+3.3V
25 26
TA*
J1 PCI Port
J1 provides a single 3.3V standard 32 bit PCI bus connector, slot 4 connection (0 – 3 slots not
applied). The MCF5485 PCI bus is applied to this connector with arbitration signals and
external master support. Due to the fixed system frequency only 66Mhz PCI cards should be
applied for an operating PCI bus frequency of 50Mhz. Following is the connector and signal
detail: