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Canon Speedlite Transmitter ST-E10 Firmware Update Version 1.1.0 Released
Canon Speedlite Transmitter ST-E10 firmware update version 1.1.0 is available for download (Canon USA).
Firmware Version 1.1.0 incorporates the following fixes and enhancements:
Adds [FEM] to [Flash C.Fn settings].
Also, adds [ON/ETTL>M] to [Customize buttons].
Enables the ability to set Flash exposure memory (FE memory) from the camera when using Speedlites without an LCD panel.