2 A 3 REV 1 4 5 Description 6 7 DATE First version 8 A BY 20190812 Milo B B C C D D Seeed Studio E TITLE: CC-BY-SA 1 2 3 4 5 6 Design: Check: Date: Vision: 7 8 E
1 2 3 4 R8 0R DAC0 0R VCC3V3_MCU_A A6/D6 DAC1 A8/D8 A2/D2 MCU_FLASH_QSPI_IO0 MCU_FLASH_QSPI_IO1 MCU_FLASH_QSPI_IO2 MCU_FLASH_QSPI_IO3 I2C0_SCL B I2C0_SDA FPC_D6/PWM6 USER_LED I2C1_SCL I2C1_SDA RTL8720D_CHIP_PU SYNC VCC3V3_MCU_D I2S_LRCLK I2S_SDIN I2S_SDOUT USB_D- R38 USB_D+ USB_HOST_EN 4.
1 2 3 4 5 6 7 8 Power A A USB1 S1 S2 A1/B12/GND Q2 USB_5V VCC_3V3 RPI_5V R20 Close to USB TYPE C U9 5 4.7K 100nF 22R C5 VCC C32 R19 OE A 4 Y B GND 1 2 R21 0R USB_HOST_EN 3 SN74LVC1G125DCKR 100nF 100K 10uF/10V D4 USB_TYPE C C4 S3 S4 D3 B1/A12/GND CESDP0402UC5VB 5.
2 3 4 5 6 7 VCC3V3_MCU_D Buzzer & MIC A R86 R87 R37 R84 R85 100K 100K 100K A 8 100K 100K 1 4 5 6 SWITCH_B SWITCH_U DHT-1500 LET5020CS-03L-4.
1 2 3 4 5 6 7 8 Header Interface and Button A A1/D1 SPI_MOSI SPI_MISO SPI_SCK I2C0_SDA GPCLK1 GPCLK2 A6/D6 I2S_LRCLK A0/D0 I2S_BLCK A1/D1 VCC_3V3 A2/D2 A3/D3 1 2 3 4 A4/D4 SPI_CS SPI_MISO SPI_SCK FPC_D3/PWM3 I2C0_SCL I2C1_SDA I2C1_SCL A7/D7 R33 R34 SWDCLK I2S_SDIN SWDIO I2S_SDOUT DNP DNP VCC_3V3 1 2 3 4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 SPI_MOSI DAC1 A5/D5 P1 VCC_3V3 J5 SMD_GROVE 1uF A8/D8 RXD 1 A0/D0 B TXD 2 DAC0 2 4 6 8 10 12 14 16 18 20 22 24
1 2 3 4 5 6 7 8 WIFI+BLE A A Input current 600mA PWR_EN 2 3 U13 AP2112K-3.3TRG1 VIN VOUT B 5 VCC3V3_8720 GND SHUTDOWN NC/ADJ 4 100nF 100nF C8 DNP C7 10uF C3 R90 22uF 1 USB_5V C6 B C DNP ANT2 C27 2.
1 2 3 4 5 6 7 8 Gyroscope & LCD VCC_3V3 16 15 14 13 12 11 10 9 1 2 3 4 U11 ATECC608/DNP NC NC NC GND VCC NC SCL SDA GYROSCOPE_INT1 100nF LIS3DHTR 8 7 6 5 B I2C0_SCL I2C0_SDA 100nF/DNP I2C Address 0x19 ADC1 ADC2 VDD ADC3 GND INT1 RES INT2 C14 C11 I2C0_SDA VDD_IO NC NC SCL/SPC GND SDA/SDI/SDO SDO/SA0 CS PAD I2C0_SCL U5 9 R13 R14 1 2 3 4 5 6 7 8 4.7K 4.7K B VCC_3V3 A VCC_3V3 A C LCDVCC_3V3 C 4.
