--- a/lib/unigraphic/SSD1322.h Sun Nov 01 22:21:19 2020 +0100 +++ b/lib/unigraphic/SSD1322.h Sat Nov 07 19:20:39 2020 +0100 @@ -231,7 +231,7 @@ int win_y1; int win_y2; int orientation; - + Mutex pixel_buffer_mutex; // used when being copied to the transerf buffer SSD1322_state_t _state; #ifdef DEVICE_SPI_ASYNCH event_callback_t _spiEventCb;