MLR003 Unconfirmed and Confirmed Uplink Frequency

The MLR003 Device (from REV1.6 and above) sends a Confirmed Uplink atmost every 30 minutes, to increase the maximum device capacity for the LoRaWAN gateway and comply with LoRaWAN Specification.

The message type is available in the

MAC Header (MHDR) field*

Bit#	7..5	4..2	1..0
MHDR bits	MType	RFU	Major

Message Type (MType bit field)*

MType	MType (Decimal)	Description
000	0	Join Request
001	1	Join Accept
010	2	Unconfirmed Data Up
011	3	Unconfirmed Data Down
100	4	Confirmed Data Up
101	5	Confirmed Data Down
110	6	RFU
111	7	Proprietary

(*taken from LoRaWAN Specification Sheet)

Example data from MLR003 Device

Timestamp	MQTT Subscribe Topic	MHDR Field	Message Type	Message Type Description
12:27:48 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 64	MTYPE: 2	Message Type: "Unconfirmed Data Up" }
12:37:51 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 64	MTYPE: 2	Message Type: "Unconfirmed Data Up" }
12:47:51 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 64	MTYPE: 2	Message Type: "Unconfirmed Data Up" }
12:57:51 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 128	MTYPE: 4	Message Type: "Confirmed Data Up" }
12:57:51 PM	lora/39-37-30-31-77-32-8e-11/packet_sent	MHDR: 96	MTYPE: 3	Message Type: "Unconfirmed Data Down" }
1:07:51 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 64	MTYPE: 2	Message Type: "Unconfirmed Data Up" }
1:17:51 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 64	MTYPE: 2	Message Type: "Unconfirmed Data Up" }
1:27:50 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 128	MTYPE: 4	Message Type: "Confirmed Data Up" }
1:27:51 PM	lora/39-37-30-31-77-32-8e-11/packet_sent	MHDR: 96	MTYPE: 3	Message Type: "Unconfirmed Data Down" }
1:37:50 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 64	MTYPE: 2	Message Type: "Unconfirmed Data Up" }
1:47:50 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 64	MTYPE: 2	Message Type: "Unconfirmed Data Up" }
1:57:50 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 128	MTYPE: 4	Message Type: "Confirmed Data Up" }
1:57:51 PM	lora/39-37-30-31-77-32-8e-11/packet_sent	MHDR: 96	MTYPE: 3	Message Type: "Unconfirmed Data Down" }
2:07:50 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 64	MTYPE: 2	Message Type: "Unconfirmed Data Up" }
2:17:50 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 64	MTYPE: 2	Message Type: "Unconfirmed Data Up" }
2:27:50 PM	lora/39-37-30-31-77-32-8e-11/packet_recv	MHDR: 128	MTYPE: 4	Message Type: "Confirmed Data Up" }
2:27:50 PM	lora/39-37-30-31-77-32-8e-11/packet_sent	MHDR: 96	MTYPE: 3	Message Type: "Unconfirmed Data Down" }