AN452

Rev. 0.1

13

Description:

This function places the MCU into a low power sleep mode and prepares the RTC to wake the device up after the

specified duration. If MAINS_POWERED is defined in MbusPhy_defs.h, then the MCU will enter IDLE mode,

allowing interrupts to occur.

3.3.8. MbusLinkSetAttribute

Prototype:

LINK_STATUS MbusLinkSetAttributes(__in LINK_ATTR_ID attr, __in U8 value);

Parameters:

attr—The attribute identifier for the attribute to modify

value—Sets the attribute value

Returns:

LINK_STATUS_SUCCESS

LINK_STATUS_PHY_ERROR_READ_ONLY_ADDRESS

LINK_STATUS_PHY_ERROR_INVALID_ADDRESS

LINK_STATUS_PHY_ERROR_INVALID_VALUE

LINK_STATUS_INVALID_ATTR

LINK_STATUS_NOT_PERMITTED

Description:

This function sets the specified attribute to the specified value.

Attribute IDs:

0x00–0x7F: Si443x registers (SPI write transfer)

0x80–0x8F: PHY variables

0x90–0xFF: LINK attributes (see "3.5. Data Link Layer Attributes" on page 20)

3.3.9. MbusLinkGetAttribute

Prototype:

LINK_STATUS MbusLinkGetAttributes(__in LINK_ATTR_ID attr, __out U8* value);

Parameters:

attr—The attribute identifier for the attribute value to return

value—Returns the attribute value

Returns:

LINK_STATUS_SUCCESS

LINK_STATUS_PHY_ERROR_INVALID_ADDRESS

LINK_STATUS_INVALID_ATTR

LINK_STATUS_NOT_PERMITTED

Description:

This function returns the attribute value for the attribute specified.

Attribute IDs:

0x00–0x7F: Si443x registers (SPI write transfer)

0x8–0x8F: PHY variables

0x90–0xFF: LINK attributes