Cayman Systems 2E-H-W Manual de usuario descargar pdf (Pagina 11)

NMEA Manual based on MediaTek chipset - Manual

Figure 2: HyperTerminal setup

2.1 PMTK000 TEST

Command purpose:

Test the communication between the receiver and host.

Command number: 000

DataField: None

Example:

$PMTK000*32<CR><LF>

Reply: see next chapter.

2.2 PMTK001 ACK

Command purpose:

Acknowledge a PMTK000 command.

Command number: 001

DataField:

PMTK001,Cmd,Flag

Cmd: The command / packet type to be acknowledged.

Flag: 0 = Invalid command / packet.

1 = Unsupported command / packet type

2 = Valid command / packet, but action failed

3 = Valid command / packet, and action succeeded

Example:

$PMTK001,604,3*32<CR><LF>

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Cayman Systems 2E-H-W Manual de usuario Pagina 11