Ampro Corporation XTX 820 manual VCC4, VCC5

Chapter 3 Hardware

Pin #	Signal	Description
76	USB0-	Universal Serial Bus Port 0 Data Negative Polarity
77	AD22	Address/Data bus 22 – Refer to pin-23 for more information.
78	AD21	Address/Data bus 21 – Refer to pin-23 for more information.
79	AD23	Address/Data bus 23 – Refer to pin-23 for more information.
80	USB1-	Universal Serial Bus Port 0 Data Negative Polarity
81	AD24	Address/Data bus 24 – Refer to pin-23 for more information.
82	CBE3*	Bus Command and Byte Enable 3 – Refer to pin-31 for more information.
83	VCC4	+5 volts +/-%5
84	VCC5	+5 volts +/-%5
85	AD25	Address/Data bus 25 – Refer to pin-23 for more information.
86	AD26	Address/Data bus 26 – Refer to pin-23 for more information.
87	AD28	Address/Data bus 28 – Refer to pin-23 for more information.
88	USB0+	Universal Serial Bus Port 0 Data Positive Polarity
89	AD27	Address/Data bus 27 – Refer to pin-23 for more information.
90	AD29	Address/Data bus 29 – Refer to pin-23 for more information.
91	AD30	Address/Data bus 30 – Refer to pin-23 for more information.
92	USB1+	Universal Serial Bus Port 1 Data Positive Polarity
93	PCIRST*	PCI Bus Reset – This output signal is used to reset the entire PCI Bus and is
		asserted during a system reset.
94	AD31	Address/Data bus 31 – Refer to pin-23 for more information.
95	INTC*	Interrupt C – This signal is used to request an interrupt and only has
		meaning on a multi-function device.
96	INTD*	Interrupt D – This signal is used to request an interrupt and only has
		meaning on a multi-function device.
97	INTA*	Interrupt A – This signal is used to request an interrupt.
98	INTB*	Interrupt B – This signal is used to request an interrupt and only has
		meaning on a multi-function device.
99	GND	Ground
100	GND	Ground

Notes: The shaded area denotes power or ground. The signals marked with * = Negative true logic.

28 Reference Manual XTX 820