diff --git a/README.md b/README.md index 5986f15..925b2fb 100644 --- a/README.md +++ b/README.md @@ -85,37 +85,6 @@ The MQ Pro uses several of the **D1**s interfaces on-board, specifically: `SPI0` is mapped to the optional SPI flash chip (not fitted on consumer units) -## Default MQ-Pro mappings? -The mapping as described in the schematics; showing the specific GPIO pin assignments envisioned by MangoPI on the MQ Pro GPIO connector. - -**Not what you get by default with Ubuntu** -```text - 3v3 - 1 o o 2 - 5v - i2c0 SDA PG13 -- 3 o o 4 - 5v - i2c0 SDL PG12 -- 5 o o 6 - GND - PB7 -- 7 o o 8 -- PB8 uart0 TX - GND - 9 o o 10 -- PB9 uart0 RX - PD21 -- 11 o o 12 -- PB5 i2s CLK [pwm0] - PD22 -- 13 o o 14 - GND - [pwm3] PB0 -- 15 o o 16 -- PB1 [pwm4] - 3v3 - 17 o o 18 -- PD14 spi1 HOLD - spi1 MOSI PD12 -- 19 o o 20 - GND - spi1 MISO PD13 -- 21 o o 22 -- PC1 uart2 RX - spi1 SCLK PD11 -- 23 o o 24 -- PD10 spi1 CS - GND - 25 o o 26 -- PD15 spi1 WS - i2c3 SDA PE17 -- 27 o o 28 -- PE16 i2c3 SCL - PB10 -- 29 o o 30 - GND - PB11 -- 31 o o 32 -- PC0 uart2 TX - PB12 -- 33 o o 34 - GND -[pwm1] i2s FS PB6 -- 35 o o 36 -- PB2 - PD17 -- 37 o o 38 -- PB3 i2s DI0 - GND - 39 o o 40 -- PB4 i2s DO - -Notes: -- I2C pins 2,5,27 and 28 (PG13, PG12, PE17 and PE16) have 10K pullup resistors to 3v3 -- The onboard blue status LED is on `PD18` [pwm2] -``` - ### Pin Mapping Example; UART pins: The D1 has 6 internal UARTs, and many pin mappings are possible on the GPIO connector: ```text