Data Sheet

www.mokoblue.com

Contents

1. Product Instruction 1

1.1 Model Classification 1

1.2 Key Features 2

1.3 Applications 3

1.4 Product Specifications 4

2. Block Diagram 6

3. Mechanical Specifications 7

3.1 Module Mechanical Dimensions 7

3.2 Recommended PCB Land Pads 8

4. Pin Assignment 9

5. Interfaces 11

5.1 Power Supply 11

5.2 System Function Interfaces 11

5.2.1 GPIO 11

5.2.2 Two-wire Interface (I

C Compatible) 11

5.2.3 Flash Program I/O 12

5.2.4 Serial Peripheral Interface 12

5.2.5 UART 12

5.2.6 Low Power Comparator (LPCOMP) 12

5.2.7 Analog to Digital Converter (ADC) 12

5.2.8 NFC 13

6. Mounting Suggestion 14

7. Qualification and approvals 16

7.1 United States (FCC) 16

7.1.1 Labeling and user information requirements 16

7.1.2 RF exposure 16

7.2 Canada (ISED) 17

7.2.1 Labeling and user information requirements 17

7.2.2 RF exposure 18

7.3 European Union regulatory compliance 18

7.3.1 Radio Equipment Directive (RED) 2014/53/EU 18

7.3.2 Labeling and user information requirements 18

7.4 Japan (MIC) 18

7.5 Australia / New Zealand (RCM) 19