Change log for HASCOM Serial IO MKII
====================================

v1.02.14, 12/7/2021
	- Added support Genisys "Set Time" command
	- Added support for sending Gratuitous ARPs after power up

v1.02.13, 3/6/2015
	- Added support for setting a source port for Ethernet TCP/UDP client connections

v1.02.12, 21/7/2014
	- Added support for voice (mp3 playback) expansion board
	- Fixed bug with S2 master protocol and number of start/end flags
	- Improved the Ethernet stability

v1.02.11, 6/11/2013
	- Added "Prefix '1' bit" to S2 config to match Siemens RTS implimentation

v1.02.10, 24/3/2013
	- Added hardware handshaking support to Async Serial port
	- Corrected clock polarity for Sync Serial port

v1.02.09, 20/3/2013
	- Added support to Host protocol for the System Control Field
	- Fixed bug with Genisys protocol selecting secure poll setting
	- Memory usage optomisation

v1.02.08, 11/2/2013
	- Fixed bug where "IO Master" protocol reads/writes 2 bytes from/to the database 
	  even if configured to only do 1 byte.

v1.02.07, 8/10/2012
	- Increased max number of slaves per node from 10 to 50
	- Increased the database size from 256 bytes (2048 bits) to 512 bytes (4096 bits)
	- Changed config app/protocol to suit the above. Config app v1.02.06 or later is now required!
	- Fixed bug with S2 addresses 31 & 63 when combined with bit stuffing
	- Improved RAM utilisation/layout
	- Added more information/commands to the control protocol
	- Several other small tweaks and improvements

v1.02.06, 26/7/2012
	- Added support for inverting bits in Analogue master trigger mode
	- Fixed S2 Master Tx packet count not counting, LED not flashing

v1.02.05, 8/7/2012
	- Added "Null" protocol support
	- Added packet counters to the Control protocol status command
	- Small change to Sync port "no clock" alignment implementation

v1.02.04, 2/7/2012
	- Changed state of Sync Port Tx line when idle to be compatible with RailMaster

v1.02.03, 16/6/2012
	- Bug fix (sync port inversion, V.22 band split) and some optimisations

v1.02.02, 13/6/2012
	- Bug fix (occasional TCP/IP connect failures) and some optimisations

v1.02, 6/6/2012
	- Added support for (optional) analogue expansion card

v1.01, 22/3/2012
	- Host protocol, fix received data corruption
	- Increase number of slaves to 10 per node, requires Config App v1.02.
	- Add preamble/postamble to modem config
	- Refine modem operation for Railmaster compatibility
	- Add 'status' command to Control protocol
	- Add NTP client protocol (to set internal clock from remote server)

v1.00, 15/2/2012
	- Initial release