This file contains firmware for SNAP-SCM-485-422 and 'REVISION A' SNAP-SCM-232 serial communication modules. This firmware includes hardware flow control capability for the 'REVISION A' SNAP-SCM-232 module, and 4-wire mode for the SNAP-SCM-485-422 module.

Note: This firmware is NOT compatible with SNAP-SCM-232 modules that do NOT have 'REVISON A' marked on the module, nor SNAP-SCM-485 modules. 'REVISION A' SNAP-SCM-232 modules have 'REVISION A' printed on the side of the module below the pinout descriptions.

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