From d61e51c84f05bdbfcaa3249a655d1a1d3aab7b1a Mon Sep 17 00:00:00 2001 From: davor Date: Sat, 17 Feb 2018 12:12:58 +0100 Subject: [PATCH] readme update --- README.md | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/README.md b/README.md index 2a2100d..4c73bcb 100644 --- a/README.md +++ b/README.md @@ -106,7 +106,6 @@ Test the prototype. [x] Silkscreen Double outline for BGA chip [x] Silkscreen do not write over the solder pads - [ ] Silkscreen BGA names on ESP32 placeholder and 2.54 mm headers [x] Silkscreen JTAG signal names on 6-pin 2.54 mm header [x] Silkscreen remove OLED outline [x] Solder stop mask must go inbetween all SMD chip pads @@ -141,7 +140,6 @@ Test the prototype. [x] move battery away from screw hole [x] top layer GND fill [x] R25 move away from oled screw hole - [ ] board cut off notches inisde for space saving [x] DIP switch to the right near RAM [x] Move HDMI a bit closer to OLED [x] 32768Hz oscillator footprint @@ -175,7 +173,7 @@ Test the prototype. https://github.com/espressif/esp-idf/blob/master/examples/storage/sd_card/README.md moved blue LED from GPIO2 to GPIO5 [x] I2C resistors increased 470->2.2k - [ ] GPDI series C=100nF to each differential line. + [x] GPDI AC-coupling 100nF to each differential line. [x] reliable shutdown (D11=RED LED, R4=4.7k) [x] SDRAM raster back to 0.8 mm [x] connect SPI Flash Quad Mode (QSPI) @@ -193,9 +191,6 @@ Test the prototype. [x] additional US2 pins for pull up-down 15k [x] unified US2 pullup/down: resistor-diode nework for pullup 1.5k and pulldown 15k [x] clear silkscreen mess with Cx under FPGA - [ ] Connect switching power supply jumpers + [x] power decoupling capacitors for ESP32 and OLED + [x] Connect switching power supply jumpers [ ] every 1-2 seconds there are clicks at analog audio output - [ ] check voltage - [ ] check for output conflicts - [ ] power decoupling capacitors for ESP32 and OLED - [x] AC-coupling 100nF capacitors for GPDI