Knowledge Base

The following table lists the most significant aspects of the various Firmware versions for MMi202. They are listed with the most recent first. The latest version is available as an rfl file on the SPLat website in the customer support area. We have only listed publicly released versions.

If you are connected to the Internet, click a hot-linked filename below to download it directly from our website.

Caution: Be very sure not to reFlash any of these into an MMi203. We goofed on the MMi203, so it will except an MMi202 Firmware, but it will not work with incorrect firmware.
Version / daterfl fileDescription
08Mar11MMi202v3-34.rflDialect 26 (ComRx_fGetNum n)
23Aug10MMi202v3-29.rflVarious enhancements to Xwire
11Aug10MMi202v3-28.rflDialect 23 supportVarious enhancements to XwireBug: implemented jndexing of FixToMem16SFixToMem16UFloatMem16U, and FloatMem16SModBus made more robust when working with 3rd party devices that are non-compliant with the ModBus 3.5 character time end of message delay.
20Jan10MMi202v3-24.rflDialect 21 supportFast program download support. Works with SPLat/PC 10.21.1 and laterOBLCD instructions can be mapped to an external HMI via ModBusCPU temperature readout
25Mar09MMi202v3-21.rflAdded ModBus Master RTU modeSupport for dimmable LCD backlightImproved accuracy of analog outputsAtomic handling of multi-byte variables in Xwire receiveBug fix in boot loaderExtended LCD custom characters to allow large format 7-segment digit generation
17Jun08MMi202v3-20.rflFixed Xwire bug
8Oct07MMi202v3-16.rflBug: Reporting wrong version number
29Aug07MMi202v3-15.rflDialect 20, adds Xwire10mS timebase adjustmentDiscontinues TSP
V3.13 23Mar07MMi202v3-13.rflDialect 19, adds OBCBBug fixes
V3.0N/AInitial release. Dialect 18