CPLD and FPGA
ATCA-8310 Installation and Use (6806800M72D
)
432
Pwr = Power On Reset
Soft = Soft Reset
The phy can be accessed via MDIO bus through this register with a simple bit bang interface.
8.4.2.13.1 MDIO Bit Bang Register
Address: 0xFC, MdioBitBang
Width: 8 bit
Allows to control and to read the status of an MDIO bus to the rPhy.
Table 8-228 MDIO Bit Bang Register
Bit
Acronym
Type
Description
Default
Pwr
Soft
7
-
-
reserved
undef
-
-
6
MdioRead
R
0b1: MdioReadHigh, if Mdio line
(Data) of I2c is high
0b0: MdioReadLow, if Mdio line
(Data) of I2c is low
undef
F
F
5
MdioDirSet
RW
0b1: MdioAsOutputSet, Mdio line
(Data) of I2c is driven by Dsp Fpga
0b0: MdioAsInputSet, Mdio line
(Data) of I2c is not driven by Dsp Fpga,
thus data from Phy can be read
0b0
X
X
4
MdioValIfOutSet
RW
0b1: MdioValSetHigh, Mdioline
(Data) of I2c is driven high by Dsp
Fpga if direction is set as output
0b0: MdioValSetLow, Mdio line (Data)
of I2c is driven low by Dsp Fpga if
direction is set as output
0b0
X
X
3
-
-
reserved
undef
-
-
2
MdcRead
R
0b1: MdcReadHigh, if Mdc line
(Clock) of Mdio bus is high
0b0: MdcReadLow, if Mdc line (Clock)
of Mdio bus is low
undef
F
F
Summary of Contents for ATCA-8310
Page 12: ...ATCA 8310 Installation and Use 6806800M72D Contents 12 Contents Contents ...
Page 26: ...ATCA 8310 Installation and Use 6806800M72D 26 List of Figures ...
Page 34: ...ATCA 8310 Installation and Use 6806800M72D About this Manual 34 About this Manual ...
Page 54: ...Hardware Preparation and Installation ATCA 8310 Installation and Use 6806800M72D 54 ...
Page 70: ...Controls Indicators and Connectors ATCA 8310 Installation and Use 6806800M72D 70 ...
Page 162: ...BIOS ATCA 8310 Installation and Use 6806800M72D 162 ...
Page 200: ...U Boot ATCA 8310 Installation and Use 6806800M72D 200 ...
Page 244: ...Intelligent Peripheral Management Controller ATCA 8310 Installation and Use 6806800M72D 244 ...
Page 438: ...CPLD and FPGA ATCA 8310 Installation and Use 6806800M72D 438 ...
Page 442: ...Replacing the Battery ATCA 8310 Installation and Use 6806800M72D 442 ...
Page 444: ...Related Documentation ATCA 8310 Installation and Use 6806800M72D 444 ...
Page 454: ...ATCA 8310 Installation and Use 6806800M72D Sicherheitshinweise 454 ...
Page 456: ...Index ATCA 8310 Installation and Use 6806800M72D 456 ...
Page 457: ...Index ATCA 8310 Installation and Use 6806800M72D 457 ...
Page 458: ...Index ATCA 8310 Installation and Use 6806800M72D 458 ...
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