PaxInstruments / t400-firmware

Firmware for the Pax Instruments T400 temperature datalogger
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Read graphic data from external memory #206

Open charlespax opened 8 years ago

charlespax commented 8 years ago

We could read the UI graphic data from SPI flash. The vertical and horizontal lines that make up the UI could be stored in a bitmap on the SPI flash chip. This could save flash memory on the 32u4 by removing the u8glib functions that draw lines.