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readme update

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pull/3/head
Emard 6 years ago
parent e7eae3bda6
commit d04bfff20c
1 changed files with 2 additions and 4 deletions
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README.md
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@ -164,7 +164,6 @@ Here is checklist what was done or should be done in the next PCB release.
[x] Solder stop mask must go inbetween all SMD chip pads [x] Solder stop mask must go inbetween all SMD chip pads
[x] External differential clock input at J1_33 +/- [x] External differential clock input at J1_33 +/-
[x] physically sprinkle VCC blocator capacitors under BGA [x] physically sprinkle VCC blocator capacitors under BGA
[ ] Values on silkscreen
[x] Dedicated antenna pin [x] Dedicated antenna pin
[x] onboard 433 antenna [x] onboard 433 antenna
[x] 433 remove GND and silkscreen test point [x] 433 remove GND and silkscreen test point
@ -227,7 +226,6 @@ Here is checklist what was done or should be done in the next PCB release.
[x] SDRAM raster back to 0.8 mm [x] SDRAM raster back to 0.8 mm
[x] connect SPI Flash Quad Mode (QSPI) [x] connect SPI Flash Quad Mode (QSPI)
[x] allow powering the board without powering FTDI chip [x] allow powering the board without powering FTDI chip
[ ] reverse D9 at US2 to draw power from usb instead of provide it
[x] micro USB extended pads for Handsoldering (already were extended) [x] micro USB extended pads for Handsoldering (already were extended)
[x] move 25MHz oscillator away from USB connector for handsoldering [x] move 25MHz oscillator away from USB connector for handsoldering
[x] schematics gpio J..+- pins renamed to gp/gn for easier readability [x] schematics gpio J..+- pins renamed to gp/gn for easier readability
@ -241,7 +239,7 @@ Here is checklist what was done or should be done in the next PCB release.
[x] clear silkscreen mess with Cx under FPGA [x] clear silkscreen mess with Cx under FPGA
[x] power decoupling capacitors for ESP32 and OLED [x] power decoupling capacitors for ESP32 and OLED
[x] Connect switching power supply jumpers [x] Connect switching power supply jumpers
[ ] every 1-2 seconds there are clicks at analog audio output [x] every 1-2 seconds there are clicks at analog audio output, fixed in v2.1.2
[x] 3.6V zener diodes must be on FPGA side [x] 3.6V zener diodes must be on FPGA side
[x] can esp32 second tx/rx port make serial communication with FPGA [x] can esp32 second tx/rx port make serial communication with FPGA
[x] Jumper to switch 2.5V/3.3V for left IO banks [x] Jumper to switch 2.5V/3.3V for left IO banks
@ -257,7 +255,7 @@ Here is checklist what was done or should be done in the next PCB release.
[x] RTC battery capacitor [x] RTC battery capacitor
[x] battery + pad clearance [x] battery + pad clearance
[x] PCB v1.8.1 redesigned to fit HDMI 649-10029449-111RLF (the cheapest) [x] PCB v1.8.1 redesigned to fit HDMI 649-10029449-111RLF (the cheapest)
[ ] use cheaper diodes 583-MM4148-T in SOD-80C package [x] use cheaper diodes 1N914
[x] fix copper layer after using non-handsoldering resistor footprints [x] fix copper layer after using non-handsoldering resistor footprints
[x] DIP switch must be pulled up at 2.5/3.3V or 2.5V line, not 3.3V [x] DIP switch must be pulled up at 2.5/3.3V or 2.5V line, not 3.3V
[x] RTC time loss at power down fixed with 1k+22uF - see page 54 of datasheet [x] RTC time loss at power down fixed with 1k+22uF - see page 54 of datasheet

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