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446	446
447	447	Below are the uplink payloads:
448	448
449		-[[image:1654157178836-407.png]]
	449	+[[image:1653270130359-810.png]]
450	450
451	451
	452	+(% style="color:red" %)**Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:**
	453	+
	454	+ ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
	455	+
	456	+ * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
	457	+
	458	+ * For US915 band, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
	459	+
	460	+ ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
	461	+
452	452	=== 3.3.5 Uplink on demand ===
453	453
454		-Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command.
	464	+Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command.
455	455
456	456	Downlink control command:
457	457
458		-**0x08 command**: Poll an uplink with current command set in RS485-LN.
	468	+[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
459	459
460		-**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
	470	+[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
461	461
462	462
463	463
464		-=== 3.3.6 Uplink on Interrupt ===
	474	+1.
	475	+11.
	476	+111. Uplink on Interrupt
465	465
466		-RS485-LN support external Interrupt uplink since hardware v1.2 release.
	478	+Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
467	467
468		-[[image:1654157342174-798.png]]
	480	+AT+INTMOD=0  Disable Interrupt
469	469
470		-Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet.
	482	+AT+INTMOD=1  Interrupt trigger by rising or falling edge.
471	471
	484	+AT+INTMOD=2  Interrupt trigger by falling edge. ( Default Value)
472	472
	486	+AT+INTMOD=3  Interrupt trigger by rising edge.
	487	+
	488	+
473	473	1.
474	474	11. Uplink Payload
475	475

1654157342174-798.png

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