Card Type	Serial
Processor	Motorola MC68EN360
Processor Speed	25MHz
Maximum Onboard Memory	4MB DRAM or 128K SRAM/512KB Flash
I/O Options	Serial ports (4), diagnostic port
Data Bus	32-bit PCI

CONNECTIONS
Function	Label	Function	Label
Reset/NMI switch (see pinout below)	J1	Interface module 1	P6
Diagnostic port (see pinout below)	P2	Interface module 2	P7
Serial ports 3 & 4 via 50-pin Champ	P3	Serial ports 1 & 2 via 50-pin Champ	P8
Interface module 3	P4	DRAM module connector	U1
Interface module 4	P5
Note:Installing the DRAM module disables the on-board SRAM. Standard serial connectors to match the interface modules are provided by adapter cables.

J1 PINOUT
Function	Pin	Function	Pin
+5V DC	1	NMI switch trigger position	4
NMI switch normal position	2	Reset switch trigger position	5
NMI switch common	3	Reset switch common	6

P2 PINOUT
Function	Pin	Function	Pin
Not used	1	Not used	6
Not used	2	Not used	7
Transmit signal	3	Not used	8
Not used	4	Signal ground	9
Receive signal	5	Not used	10

SRAM
Size	Bank 0
32KB	(4) 32K x 8
128KB	(4) 128K x 8
Note:SRAM is organized to be 32 bits wide.

DIAGNOSTIC LED(S)
LED1 Status	LED2 Status	Condition
Off	Off	No power supplied to card or processor is resetting
On	Flickering	Self-test in progress
On	Off	Software self-test failed
On	On	Hardware self-test failed
Off	On	Self-test passed
Fast blink	Slow blink	Downloader waiting for PCI bus initialization
Off	Slow blink	Downloader waiting for mailbox command
Off	Fast blink	Downloader waiting for host synchronization
Alternating blink	Alternating blink	Downloader waiting for module
Slow blink	Slow blink	Fatal error encountered in downloader
Slow blink	On	Downloader ready
Note:Self-test failure indications must be present for at least ten seconds.