Bbus utility control and status registers – Digi NS9750 User Manual

Page 546

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B B u s U t i l i t y C o n t r o l a n d S t a t u s r e g i s t e r s

5 2 2

N S 9 7 5 0 H a r d w a r e R e f e r e n c e

BBus Utility Control and Status registers

The BBus Utility configuration registers are located at base address

0x9060 0000

.

Table 315 lists the control and status registers in the BBus Utility.

All configuration registers must be accessed as 32-bit words and as single accesses
only. Bursting is not allowed.

Address

Description

9060 0000

Master Reset register

9060 0004

Reserved (Do not write to this address)

9060 0010

GPIO Configuration Register #1

9060 0014

GPIO Configuration Register #2

9060 0018

GPIO Configuration Register #3

9060 001C

GPIO Configuration Register #4

9060 0020

GPIO Configuration Register #5

9060 0024

GPIO Configuration Register #6

9060 0028

GPIO Configuration Register #7

9060 0030

GPIO Control Register #1

9060 0034

GPIO Control Register #2

9060 0040

GPIO Status Register #1

9060 0044

GPIO Status Register #2

9060 0050

BBus Monitor register

9060 0060

BBus DMA Interrupt Status register

9060 0064

BBus DMA Interrupt Enable register

9060 0070

USB Configuration register

9060 0080

Endian Configuration register

9060 0090

ARM Wake-up register

Table 315: BBus Utility configuration and status register address map

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