Datasheet

ManualsBrandsSeeed Studio ManualsDevelopment Boards & KitsArch Mix Development Board

D D

C C

B B

A A

Initial Release

Arch Mix_v1.0_SCH_181120

DESCRIPTION

Boot CFG / LCD / LED / BUT

MCU PinOut

SDRAM / Flash / SD Card

MCU Power

USB / EXP Headers

Main Power

DATE

Title / Revision History

Revision History

SHEET NAME

REVISION

SHEET

Schematic: Arch Mix

2018/11/20

Block Diagram

Title:

Size: Document Number: Rev:

Date: Sheet: ofDraw By:

https://www.seeedstudio.com

v1.0A3

1 8Tuesday, November 20, 2018XinJQ

Arch Mix

01 Title / Revision History

Title:

Size: Document Number: Rev:

Date: Sheet: ofDraw By:

https://www.seeedstudio.com

v1.0A3

1 8Tuesday, November 20, 2018XinJQ

Arch Mix

01 Title / Revision History

Title:

Size: Document Number: Rev:

Date: Sheet: ofDraw By:

https://www.seeedstudio.com

v1.0A3

1 8Tuesday, November 20, 2018XinJQ

Arch Mix

01 Title / Revision History

Summary of content (8 pages)

PAGE 1
5 4 3 Schematic: Arch Mix SHEET D SHEET NAME Revision History REVISION DATE 01 Title / Revision History 02 Block Diagram 03 Main Power 04 MCU Power 05 MCU PinOut 06 SDRAM / Flash / SD Card 07 Boot CFG / LCD / LED / BUT 08 USB / EXP Headers 2018/11/20 2 Arch Mix_v1.0_SCH_181120 1 DESCRIPTION Initial Release D C C B B A A https://www.seeedstudio.
PAGE 2
5 4 3 2 1 ##### Arch Mix Blcok Diagram ##### 2.54MM 1x22Pin Expansion PIN Header J3 D D RMII x1 , CAN x1 , I2C x1 , UART x1 , RTC BAT x1 , 5V x1 , 3V3 x2 , GND x2 RMII C USB OTG USB OTG1 USB HOST USB OTG2 Switches x1 ONOFF x1 Reset x1 User B DIP Switches RTC BAT Connector CAN I2C UART RTC BAT SDRAM x16 bits 32MB HyperFlash 64MB FlexSPI QSPI Flash NXP i.
PAGE 3
R8 R0402 0R 5% 2 5V C6 10uF 10V,X5R C0603 R12 R0402 PMIC_ON_REQ DNP 0R 5% C16 C0402 W DOG_B SW FB EN PG PGND AGND 3 5 L1 L4X4MM 1uH 2.45A 7 GND VDD_SNVS_3V3 VCC 4 C11 100nF 16V,X7R C0402 MR D2 PMEG3010CEJ 2 1 1A SOD_323 U6 UM805RE sot_143 TP3 C101 1nF 50V,X7R C0402 DNP # PG pin is pulled up to VIN by the internal resistor 500K OHM SNVS OUT SHDN GND IN FB DCDC_3V3 4 R126 56.
PAGE 4
5 4 3 2 1 VDDA_ADC_3V3 Up to 34.5mA C29 1uF 10V,X5R C0402 D N14 VDD_SOC_IN U8A VDDA_ADC_3P3 VDD_SOC_IN_1 VDD_SOC_IN_2 VDD_SOC_IN_3 VDD_SOC_IN_4 VDD_SOC_IN_5 VDD_SOC_IN_6 VDD_SOC_IN_7 VDD_SOC_IN_8 VDD_SOC_IN_9 C30 220nF 16V,X7R C0402 VDD_HIGH_IN_3V3 Up to 75mA C49 4.7uF 6.
PAGE 5
4 DCDC_3V3 D C37 4.7uF 6.
PAGE 6
5 4 3 2 1 SDRAM_3V3 D [5] [5] [5] [5] [5] [5] [5] [5] [5] [5] [5] [5] [5] SEMC_A0 SEMC_A1 SEMC_A2 SEMC_A3 SEMC_A4 SEMC_A5 SEMC_A6 SEMC_A7 SEMC_A8 SEMC_A9 SEMC_A10 SEMC_A11 SEMC_A12 [5] [5] SEMC_BA0 SEMC_BA1 [5] [5] [5] [5] [5] [5] SEMC_RAS SEMC_CAS SEMC_W E SEMC_CS0 SDRAM_3V3 SEMC_DM0 SEMC_DM1 [5] [5] SEMC_CLK SEMC_CKE H7 H8 J8 J7 J3 J2 H3 H2 H1 G3 H9 G2 G1 G7 G8 F8 F7 F9 G9 R127 R0402 R15 R0402 Layout Note: Place R15 Close To MCU.
PAGE 7
5 4 FUSE MAP TYPE 0/1 BOOT_CFG[11] D FlexSPI1 (Serial NOR) 0/1 0/1 BOOT_CFG[10] 0/1 BOOT_CFG[9] 0/1 BOOT_CFG[8] Infinit-Loop: (Debug USE only) 0 - Disable 1- Enable Bus Width: 0 - 1-bit 1 - 4-bit Reserved 0/1 BOOT_CFG[6] 0 SD1 VOLTAGE SELECTION: 0 - 3.3V 1 - 1.
PAGE 8
5 4 D USB_HOST_OC [5] USB_OTG1_OC DCDC_3V3 R133 10K 5% R0402 R7 10K 5% R0402 USB Power Switch R2 10K 5% R0402 5V_USB_OTG 5V_USB_HOST 2 3 U1 OUTA FLGB OUTB 8 5 R136 PW R_USB_OTG R5 R0402 5V_USB_OTG USB_OTG1_PWR DCDC_3V3 R134 R0402 [5,8] R4 R0402 0R DNP 5% 3 10K 5% 1 Q2 BSS138W SOT-323-3 USB_OTG1_ID 4 R135 10K 5% R0402 DNP R3 10K 5% R0402 DNP IN ENB GNG 6 C113 100nF 16V,X7R C0402 MIC2026-1YM-TR soic8_1d27_4_9x3_9mm EN=ACTIVE HIGH C111 22uF 16V,X7R C1206 C112 100nF 16V,X7