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authorUros Majstorovic <majstor@majstor.org>2023-04-21 21:21:35 +0200
committerUros Majstorovic <majstor@majstor.org>2023-04-21 21:21:35 +0200
commit9fb15e6d292339b98468eec363317e751b37e14b (patch)
tree2a55c5bb83c1f1faa6cf19a42b587dca0afa2463 /hw/CHANGES.txt
parent5de3f3f70f5cb5e9860cf65df0c18b5ddb2989e2 (diff)
deleted obsolete files
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-REV3.1 - Dec 23 2021:
- - Added missing pull-up/pull-dn resistors
- - Improved input power section
- - Improved audio section
- - Improved stability of add-on boards
- - UART signals are routed through audio mux instead of I2C signals
- - Adjusted FFC connector positions on display adapter for proper display fit
-
-REV3 - Oct 1 2021:
- - Touch controller is routed to FE310 instead of BT817
- - Added sound multiplexer between amplifier and phone jack/speakers
- - Added BT817 sound connector
- - Changed amplifier volage to 5.0V from BQ25895 boost converter
- - Added console connector and power/reset/alt boot switches for i.MX8
- - Added schottky barrier rectifier for BQ25895
-
-REV2 - Mar 29 2021:
- - Replaced FT813 with BT817 display/touch controller
- BT817 24bit parallel output is serialized using DS90C185
- i.MX8M LVDS output and BT817 output are multiplexed using TS3DV520E
- - Added 2nd MAX98357A amplifier for stereo sound
- - Added FT230X USB to UART interface. Allows programming both fe310 and esp32 without JTAG programmer
- - Added LSM9DS1 accelerometer/gyroscope/magnetometer sensor \ No newline at end of file