User's Manual

Table Of Contents

CATC MERLIN MOBILE 1.00 CHAPTER 5

User’s Manual Recording Bluetooth Traffic

DRAFT

Step 4 Select Additional Timeslot Filtering options, if desired. For more

information, see “Additional Timeslot Filtering” on page 43.

Step 5 Click OK to use the settings and close the Recording Options dialog

-or-

Continue configuring the recording options on the General, Modes, and

Actions tabs.

Note: You may also save the settings as a Recording Options (.rec) file. This will allow you to load the file

whenever you want to use those settings.

Event Groups

The event group categories are explained in more detail below.

Packet Headers

The Packet Header event allows the user to define packet header field information for up to

three headers.

• Packet Type — Use the Packet Type drop-down list to select from the following packet

types: Don't care, NULL, POLL, FHS, DM1, DH1, HV1, HV2, HV3, DV, AUX1,

DM3, DH3, 1100, 1101, DM5, or DH5. Selecting Don’t care causes Merlin Mobile to

ignore this field.

• AM_ADDR — The AM_ADDR field definition is used to specify the 3-bit active mem-

ber address for a slave device.

• SEQN — The 1-bit sequence number field definition can be set to 1 or 0. Change the

setting by checking or unchecking the checkbox. The SEQN checkbox is activated by

unchecking the Don't care checkbox.

• ARQN — The 1-bit acknowledge indication field definition can be set to 1 (positive

acknowledge ACK) or 0 (negative acknowledge NAK). Change the setting by checking

or unchecking the checkbox. The ARQN checkbox is activated by unchecking the Don't

care checkbox.

• FLOW — The 1-bit flow control field definition can be set to 1 (go) or 0 (stop). Change

the setting by checking or unchecking the checkbox. The FLOW checkbox is activated

by unchecking the Don't care checkbox.

• Don't care — Check the Don't care checkbox to make Merlin Mobile ignore the SEQN,

ARQN, and FLOW fields.

Payload Headers

The Payload Header event allows the user to define payload header field information for

single-slot packets (#1) and multi-slot packets (#2).

• L_CH — Use the L_CH drop-down list to choose the logical channel field contents. The

choices are: Don't care, 00 undefined, 01 L2CAP continue, 10 L2CAP start, and

11 LMP message. Selecting Don’t care causes Merlin Mobile to ignore this field.