diff --git a/README.md b/README.md index 342f169..0d25cbe 100644 --- a/README.md +++ b/README.md @@ -18,10 +18,6 @@ PCB routing is not complete (about 50 routes missing). # Features -Power: Switching voltage regulators - -Low power: RTC clock wakeup, quartz and battery - USB: FTDI FT231XS (1Mbit JTAG and 3Mbit usbserial) GPIO: All differential, PMOD-friendly @@ -36,7 +32,7 @@ LEDs: 16 (8 blink-LEDs, 2 USB leds) Buttons: 6 (4 direction and 2 fire buttons) -Audio: 3.5 mm jack footprint +Audio: 3.5 mm stereo jack Video: GPDI connector with 3.3V-5V I2C bidirectional level shifter @@ -44,6 +40,10 @@ Display: placeholder for 0.96-1.3" SPI OLED COLOR or B/W WiFi+bluetooth: placeholder for ESP-32 (JTAG and serial over WiFi possible) +Power: 3 Switching voltage regulators: 1.2V, 2.5V, 3.3V + +Low power sleep: RTC clock wakeup, quartz and battery + GPDI is General Purpose Differential Interface, Electrically LVDS, mostly TMDS tolerant @@ -53,6 +53,7 @@ with digital monitors/TVs # Todo -Improve Power supply routing +Finish routing and especially improve Power +section (thicker power lines, separately routed feedback) 2.54 mm external JTAG header