Stepped the wireless down to 11megabit & the range definitely increased.  It uses a lot more power because the transmitter is on longer, but the penetration is much better.  Found another 64k of RAM on the STM32F4.  It's the fabled core coupled memory, bringing the chip up to 192k.  That increased the framerates. 640x480 color: 5fps  1.4 megabits 640x480 greyscale: 7fps   1.8 megabits 3…