Bbus utility control and status registers – Digi NS9750 User Manual
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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
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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