router-cc253x-std.hex
=====================
The standard formware without any additional diagnostic messages.

router-cc253x-diag.hex
======================
The firmware with additional diagnostic messages. This firmware sends the genBinaryValue report 
for every neighbor in a network. This report looks like:
	
{
description: '28069/0x00158D0001DE7964',
inactiveText: 'PARENT',
presentValue: 6,
relinquishDefault: 1,
minimumOffTime: 0
}

Where:

description  network and MAC address.
inactiveText  device role in a network.
presentValue  RSSI value of the last received packet (rxLqi).
relinquishDefault (optional)  path depth.
minimumOffTime (optional)  number of associated devices.

router-cc2531-diag-usb.hex
=========================
The firmware also sends additional diagnostic messages. But this firmware has USB support inside.
If you connect this USB dongle to a computer, a new virtual COM port will appear. 
The router will also dump diagnostic messages to this port.

router-cc2530-cc2590-xxxxx.hex
=========================
The firmware is compiled for a particular version of the CC2530 board with the additional CC2590/RFX2401 RF chip.

router-cc2530-cc2591-xxxxx.hex
=========================
The firmware is compiled for a particular version of the CC2530 board with the additional CC2591 RF chip.
Note: The CC2591 RF chip is connected to CC2530 through P11 (PAEN), P14 (EN) and P07 (HGM) pins.
This is the generally used layout.

router-cc2530-cc2591-hexin-dl22-xxxxx.hex
=========================
The firmware is compiled for a particular version of the CC2530 board with the additional CC2591 RF chip.
Note: The CC2591 RF chip is connected to CC2530 through P14 (PAEN), P15 (EN) and P07 (HGM) pins. This is the proprietary layout!
Links: 
http://www.hexin-technology.com/1000m_TTL_to_ZigBee_Module-Product-566.html
https://ru.aliexpress.com/item/2-4G-Zigbee-Wireless-Transceiver-Module-Long-Distance-Wireless-Serial-Transceiver-Module/32703502764.html

router-cc2530-cc2592-xxxxx.hex
=========================
The firmware is compiled for a particular version of the CC2530 board with the additional CC2592 RF chip.


Lights
=========================

Short fast blinks (one per second)  the router is connecting to a network.
Short long blinks (one per 4 seconds)  normal operations.
Three short blinks  the router cannot send a report to a coordinator.

Pairing
=========================
Flash firmware and permit joining to a network on your coordinator.

Re-pairing
=========================
CC2530: Power on, wait 2 seconds, power off, repeat this cycle three times.
CC2531: Power on, press and hold down the S2 button for 5 seconds.

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Home page: https://ptvo.info