AN452 datasheet(21/26 Pages) SILABS

21 / 26 page

AN452

Rev. 0.1

3.5.1. Data Link Layer User-Modifiable Definitions

3.5.2. Data Link Layer Service Primitive User-Modifiable Definitions

Table 4. User-Modifiable Definitions

Definition

Min

Default

Description

LINK_USER_MAX_TX_DATA_FIELD_SIZE

138

Specifies the max data-field size in bytes to be

transmitted and is used to determine the size of

the TX frame buffer

LINK_USER_MAX_RX_DATA_FIELD_SIZE

138

Specifies the max data-field size in bytes to be

received and is used to determine the size of the

RX frame buffer

LINK_USER_MSPACE

SEG_XDATA

The memory space used for all spaced pointers for

frame data and service primitives

Table 5. Service Primitive User-Modifiable Definitions

Definition

Min

Default

Description

LINK_AUTO_RESP_DATA_MAX

138

The size of the data-field buffer used for automatic

responses to duplicate requests

LINK_TX_FCB_TABLE_ENTRIES_MAX

The number of destination addresses to record the

frame control bit used for transmission

LINK_SYSCLK

20000UL

The system clock speed in kHz used to determine pro-

cessing delays

AN452 Datenblatt(PDF) 21 Page - Silicon Laboratories