firmware/variants/heltec_vision_master_e290/platformio.ini

; Using the original screen class
[env:heltec-vision-master-e290]
extends = esp32s3_base
board = heltec_vision_master_e290
build_flags = 
  ${esp32s3_base.build_flags} 
  -I variants/heltec_vision_master_e290
  -D DISPLAY_FLIP_SCREEN ; Orient so the LoRa antenna faces up
  -D HELTEC_VISION_MASTER_E290
  -D BUTTON_CLICK_MS=200
  -D EINK_DISPLAY_MODEL=GxEPD2_290_BN8
  -D EINK_WIDTH=296
  -D EINK_HEIGHT=128
  -D USE_EINK
  -D USE_EINK_DYNAMICDISPLAY            ; Enable Dynamic EInk
  -D EINK_LIMIT_FASTREFRESH=10          ; How many consecutive fast-refreshes are permitted
  -D EINK_HASQUIRK_GHOSTING             ; Display model is identified as "prone to ghosting"


lib_deps =
  ${esp32s3_base.lib_deps}
  https://github.com/meshtastic/GxEPD2#448c8538129fde3d02a7cb5e6fc81971ad92547f
  lewisxhe/PCF8563_Library@^1.0.1
upload_speed = 115200

; Using experimental InkHUD UI (work in progress)
[platformio]
extra_configs = src/graphics/niche/InkHUD/PlatformioConfig.ini
[env:heltec-vision-master-e290-inkhud]
extends = esp32s3_base, inkhud
board = heltec_vision_master_e290
build_src_filter = 
  ${esp32_base.build_src_filter} 
  ${inkhud.build_src_filter}
build_flags = 
  ${esp32s3_base.build_flags}
  ${inkhud.build_flags}
  -I variants/heltec_vision_master_e290
  -D HELTEC_VISION_MASTER_E290
  -D MAX_THREADS=40
lib_deps =
  ${inkhud.lib_deps} ; InkHUD libs first, so we get GFXRoot intead of AdafruitGFX
  ${esp32s3_base.lib_deps}
upload_speed = 115200