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2

Pin Descriptions

Table 1. Sensor Pinout

Pin

No

Pin

Name

Input / Output Description

1

SDIO

I/O

Serial Data Input Output

2

LED

I

LED Illumination Control Input

3

MOTION

O

Motion Interrupt Output (Active

Low)

4

NCS

I

Chip Select Input(Active Low)

5

SCLK

I

Serial Clock Input

6

GND

I

Ground

7

VDD

I

Power Supply Voltage

8

REG

O

Regulator Output

Power Supply Range

VDD = 2.05 – 3.45V (including 100mV pk-pk ripple)

= 2.10 – 3.40V (excluding 100mV noise ripple)

Sensor Orientation

Product Number: PMW3320DB-TYDU

Lot Code: AYWWXXXXX (A = Assembly house, Y = Year,

WW = Week, XXXXX = PixArt reference)

 

 

 

 

         

Left

Button

Right

Button

Positive X

Top X-ray view of PMW3320

Figure 2. Recommended Sensor Orientation