UM0248 datasheet(13/26 Pages) STMICROELECTRONICS

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UM0248

ENET firmware library

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2.2.2

ENET_SetOperatingMode

Example:

/* Configuration to operate at 100Mb/s in Full Duplex mode */

ENET_SetOperatingMode(FULLDUPLEX_100M);

/* Use the Auto-Negotiation process to set the operationg mode */

ENET_SetOperatingMode(AUTO_NEGOTIATION);

2.2.3

ENET_MIIWriteReg

Function name

ENET_SetOperatingMode

Function prototype

void ENET_SetOperatingMode(u32 ENET_OperatingMode)

Behavior description

Sets the operating mode (Speed and Duplex)

Input parameter

ENET_OperationMode: Refer to Table 5: ENET_IT parameter values

the allowed values of this parameter.

Output parameter

None

Return parameter

None

Required preconditions

None

Called functions

ENET_MIIReadReg

ENET_MIIWriteReg

Table 4.

ENET_OperatingMode paramter values

Value

Meaning

AUTO_NEGOTIATION

Auto-Negotiation

FULLDUPLEX_100M

Full duplex 100Mb/s

HALFDUPLEX_100M

Half duplex 100Mb/s

FULLDUPLEX_10M

Full duplex 10Mb/s

HALFDUPLEX_10M

Half duplex 10Mb/s

Function name

ENET_MIIWriteReg

Function prototype

void ENET_MIIWriteReg(u8 phyDev, u8 phyReg, u32 phyVal)

Behavior description

Writes a value in PHY register

Input parameter 1

phyDev: PHY register address

Input parameter 2

phyReg: register address

Input parameter 3

phyVal: register value to write

Output parameter

None

Return parameter

None

Required preconditions

None

Called functions

None

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