User Manual

ManualsBrandsNXP Laboratories UK ManualsAudio EquipmentIEEE 802.15.4 Wireless Microcontroller

Table Of Contents

1 Introduction
- 1.1 Wireless Transceiver
- 1.2 RISC CPU and Memory
- 1.3 Peripherals
- 1.4 Block Diagram
2 Pin Configurations
- 2.1 Pin Assignment
- 2.2 Pin Descriptions
3 CPU
4 Memory Organisation
- 4.1 ROM
- 4.2 RAM
- 4.3 OTP eFuse Memory
- 4.4 External Memory
  - 4.4.1 External Memory Encryption
- 4.5 Peripherals
- 4.6 Unused Memory Addresses
5 System Clocks
- 5.1 16MHz System Clock
  - 5.1.1 32MHz Oscillator
  - 5.1.2 24MHz RC Oscillator
- 5.2 32kHz System Clock
6 Reset
- 6.1 Internal Power-on Reset
- 6.2 External Reset
- 6.3 Software Reset
- 6.4 Brown-out Detect
- 6.5 Watchdog Timer
7 Interrupt System
- 7.1 System Calls
- 7.2 Processor Exceptions
- 7.3 Hardware Interrupts
8 Wireless Transceiver
- 8.1 Radio
  - 8.1.1 Radio External Components
  - 8.1.2 Antenna Diversity
- 8.2 Modem
- 8.3 Baseband Processor
- 8.4 Security Coprocessor
- 8.5 Location Awareness
- 8.6 Higher Data Rates
9 Digital Input/Output
10 Serial Peripheral Interface
11 Timers
- 11.1 Peripheral Timer/Counters
- 11.2 Tick Timer
- 11.3 Wakeup Timers
  - 11.3.1 RC Oscillator Calibration
12 Pulse Counters
13 Serial Communications
- 13.1 Interrupts
- 13.2 UART Application
14 JTAG Debug Interface
15 Two-Wire Serial Interface
- 15.1 Connecting Devices
- 15.2 Clock Stretching
- 15.3 Master Two-wire Serial Interface
- 15.4 Slave Two-wire Serial Interface
16 Four-Wire Digital Audio Interface
17 Random Number Generator
18 Sample FIFO
19 Intelligent Peripheral Interface
- 19.1 Data Transfer Format
- 19.2 JN5148 (Slave) Initiated Data Transfer
- 19.3 Remote (Master) Processor Initiated Data Transfer
20 Analogue Peripherals
- 20.1 Analogue to Digital Converter
- 20.2 Digital to Analogue Converter
  - 20.2.1 Operation
- 20.3 Comparators
21 Power Management and Sleep Modes
- 21.1 Operating Modes
  - 21.1.1 Power Domains
- 21.2 Active Processing Mode
  - 21.2.1 CPU Doze
- 21.3 Sleep Mode
- 21.4 Deep Sleep Mode
22 Electrical Characteristics
- 22.1 Maximum Ratings
- 22.2 DC Electrical Characteristics
- 22.3 AC Characteristics
Appendix A Mechanical and Ordering Information
- A.1 56-pin QFN Package Drawing
- A.2 PCB Decal
- A.3 Ordering Information
- A.4 Device Package Marking
- A.5 Tape and Reel Information
Appendix B Development Support
- B.1 Crystal Oscillators
- B.2 32MHz Oscillator
- B.3 32kHz Oscillator
- B.4 JN5148 Module Reference Designs
  - B.4.1 Schematic Diagram
  - B.4.2 PCB Design and Reflow Profile
- Related Documents
- RoHS Compliance
- Status Information
- Disclaimers
- Version Control
- Contact Details

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Preliminary

A.5.2 Reel Information: 180mm Reel 84

A.5.3 Reel Information: 330mm Reel 85

A.5.4 Dry Pack Requirement for Moisture Sensitive Material 85

Appendix B Development Support 86

B.1 Crystal Oscillators 86

B.1.1 Crystal Equivalent Circuit 86

B.1.2 Crystal Load Capacitance 86

B.1.3 Crystal ESR and Required Transconductance 87

B.2 32MHz Oscillator 88

B.3 32kHz Oscillator 90

B.4 JN5148 Module Reference Designs 92

B.4.1 Schematic Diagram 92

B.4.2 PCB Design and Reflow Profile 94