Digi NS9750 Computer Hardware User Manual


 
Contents
iii
Chapter 1: About NS9750 ............................................................................................... 1
NS9750 Features ......................................................................... 2
System-level interfaces................................................................. 8
System boot ............................................................................. 10
Reset...................................................................................... 10
RESET_DONE as an input........................................................ 11
RESET_DONE as an output ...................................................... 11
System clock............................................................................. 13
USB clock................................................................................. 15
Chapter 2:
NS9750 Pinout ...........................................................................................17
Pinout and signal descriptions........................................................ 18
System Memory interface ...................................................... 18
System Memory interface signals.............................................. 22
Ethernet interface............................................................... 25
Clock generation/system pins ................................................. 26
bist_en_n, pll_test_n, and scan_en_n........................................ 28
PCI interface...................................................................... 28
GPIO MUX ......................................................................... 34
LCD module signals .............................................................. 42
I2C interface...................................................................... 43
USB interface..................................................................... 43
JTAG interface for ARM core/boundary scan................................ 43
Reserved .......................................................................... 45
Power ground..................................................................... 46