Memsic DB3672B, User Manual

Page: 4 / 22

MEMSIC DB3672B APS-045-0031 v1.1 Page 4 of 22 Formal release date: 2020/08/17
FEATURES
The DB3672B (demo) board offers the following features:
1. MEMSIC 3-axis Accelerometer MC3635 (U9) in 1.6 x 1.6mm LGA package
2. MEMSIC 3-axis Accelerometer MC3672 (U10) in 1.3 x 1.1 mm WLCSP package
3. Ambiq 32-bit ARM Cortex-M4F Apollo2 MCU (U7) with 48 MHz clock frequency, 1 MB
flash storage and 256 KB SRAM
4. 0.96" 128x64 monochrome OLED (U11) using ssd1306 controller
5. CP210x USB-to-UART interface(J1) chip for connection to PC
6. Four LEDs:
1. Application controllable Red(D3), Green(D4), Yellow(D5)
2. Power(D2)
7. Push-button (SW3)
8. Power-on slide switch (SW4)
9. Pre-programmed bootloader
10. Coin-cell battery CR2032 (BT1) powered for standalone use
11. Demo application with various motion algorithms
COMPONENT LAYOUT
D2 (power LED)
SW3 (button)
SW4 (power slide switch)
U10 (MC3672)
U9 (MC3635)
U7 (MCU)
U11 (OLED screen)
D3, D4, D5 (LEDs)
Figure 3 Components (front view)