Unknown Knowledge Base Articles

Firmware Support for XBee-PRO XSC Hardware
Firmware support for XBee-PRO XSC modules can vary according to the hardware revision letter shown on each module.XBee modules with revision G and earlier only support "XBee-PRO XSC (S3B)" firmware...
https://www.digi.com/support/knowledge-base/firmware-support-for-xbee-pro-xsc-hardware
Sep 11, 2017
Compatibility between XBee S1 and XBee S2C modules
Yes, the S1 and the S2C are compatible when running the 802.15.4 protocol.  The legacy modules S2 and S2B are not compatible with the S1 but are still Zigbee compatible with the S2C. The ...
https://www.digi.com/support/knowledge-base/compatibility-between-xbee-s1-and-xbee-s2c-modules
Aug 30, 2017