Development Mezzanine Card: Connectors
10006757-02 PmPPC7448 User’s Manual
10-5
DMC_OE*: Output Enable for DMC Flash is an input to DMC.
WE0*: Write Enable for DMC Flash is an input to DMC.
LA(17:2): Latched Address for DMC Flash is an input to DMC.
BADDR(2:0): Burst Address for DMC Flash is an input to DMC.
AD(7:0): Multiplexed Address/Data bus for DMC Flash data is an output from DMC.
FILT_TX: Serial IO Transmit (console port) is an input to DMC.
FILT_RX: Serial IO Receive (console port) is an output from DMC.
CPU_VIO: IO Voltage for CPU is used as reference/power on the debug header (analog).
MPC7448_TCK: CPU Test Clock is an output from DMC and part of CPU JTAG interface.
DMC_BOOT_SRC: Boot source is an output from DMC and indicates to the PmPPC7448 whether to boot from
the DMC socketed Flash or the PmPPC7448 soldered Flash (default).
DMC_JP(4:3,1): Jumpers are an output from DMC and these three spare DMC jumpers are for development
purposes.
LED(4:1)*: These DMC LEDs are an input to DMC and are user definable for development purposes.
MPC7448_TDO: CPU Test Data Out is an input to DMC and part of CPU JTAG interface.
MPC7448_TDI: CPU Test Data In is an output from DMC and part of CPU JTAG interface.
DEBUG_TRST*: CPU Test Reset is an output from DMC and part of CPU JTAG interface.
MPC7448_TMS: CPU Test Mode Select is an output from DMC and part of CPU JTAG interface.
DEBUG_SRESET*: Common On-Chip Processor Soft Reset is an output of DMC and used by the debug header
to issue a soft reset.
DEBUG_HRESET*: Common On-Chip Processor Hard Reset is an output of DMC and used by the debug header
to issue a hard reset.
MPC7448_CKSTP_OUT: Check Stop Out is an input to DMC used by the debug header.
CPLD_TDI: PLD Test Data In is part of the PLD JTAG interface (analog).
CPLD_TMS: PLD Test Mode Select is an output from DMC and part of PLD JTAG interface.
CPLD_TDO: PLD Test Data Out is an input to DMC and part of PLD JTAG interface.
DMC_PD*: DMC Presence Detect is an output from DMC and indicates to the PPMC that the DMC is
installed.
