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35 lines
No EOL
912 B
Text
35 lines
No EOL
912 B
Text
The following are the changes for the hardware.
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R0.1
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1. Initial release.
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R0.2
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1. Switch from ECP5 to SPARTAN6 FPGA
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R0.3
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1. Remove on-board 39pin/ 50pin connector, switch to 40pin connector or EPD
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2. Remove DSI input connector
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3. Add DisplayPort to LVDS bridge chip and DisplayPort input
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R0.4
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1. Use Type-C input instead of full-size DisplayPort port
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R0.5
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1. Switch from MAX17135 PMIC to TPS65185 PMIC
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2. Switch to a different TypeC connector model
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3. Added global current limit
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R0.6
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1. Switch to individual DCDCs for Eink power supply
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Lite R0.1
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1. Use DVI TMDS input in place of Type-C input and DP bridge
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2. Use DCDC instead of charge pump + zener diode for lower Iq
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3. Add user button
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4. Add VCOM measure capability
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5. Add RP2040 SWD connector
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R0.7
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1. Import DVI TMDS input, newly revised power supply and user button from RL0.1
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2. Connect FPGA to RP2040's hardware SPI
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3. Fix USB Type C mux connection |