DA14531 Frequently Asked Questions

UM-B-149

Contents

• 1. Abstract
• 2. Figures
• 3. Terms and Definitions
• 4. Software
  • 4.1. Can I Remap SWD Pins to GPIOs?
  • 4.2. Can I Use the Old Pro-DK (DA14580DEVKT-P) to Program a DA14531 Daughter Board via 1-wire UART?
  • 4.3. How to Enable and Test the Debug UART Mechanism in the DA145xx Pro Development Kit?
  • 4.4. How Many Sleep Modes are Available in DA14531 and How to Configure These?
  • 4.5. How to Make the DA14531 Advertising with Advertising Scan Indication (ADV_SCAN_IND) Packets?
  • 4.6. Can I Use Any of the DA14531 Timers in Sleep Mode?
  • 4.7. What Development Path Should I Follow to Migrate my FW from DA14585 to DA14531?
  • 4.8. What is the difference between Clockless wake-up and Clocked wake-up controller?
  • 4.9. Can the HW Reset be Mapped to Any Other GPIO?
  • 4.10. How can I put the system into hibernation (clockless or shipping) mode?
  • 4.11. How can I the QDIDs of the DA14531?
  • 4.12. How can I Modify Advertising Data?
  • 4.13. Are the DSPS and AT CodeLess Available for the DA14531 and TINY Module?
• 5. Hardware
  • 5.1. Can I Supply a Load (Such as a Sensor, LED, Flash Memory, etc.) from the Output of the DC-DC when Boost Mode is Active?
  • 5.2. Is it Possible to Create a Two-Layer Board ?
  • 5.3. When Does Bypass Mode Make Sense?
  • 5.4. Can I NOT Use External 32 kHz Crystal as a Low Power Clock?
  • 5.5. Can I Program the External FLASH with 2-wire UART?
  • 5.6. How Can I Burn the SPI Flash with the DA145xx Development Kit?
  • 5.7. Which Retention-RAM Blocks can be Retained in DA14531?
  • 5.8. Does Programming the DA14531 from 2-wire UART Disable the Reset Functionality on P0_0?
  • 5.9. Can the DA14531 in the WLCSP Package be Configured to Boot from External SPI Flash and Still have the UART and RESET Functionality?
  • 5.10. What are the Expected Power Consumption Values for DA14531?
  • 5.11. What is the OTP configuration script?
  • 5.12. How Can the SPI Operate at 32 MHz (Fast Boot)?
  • 5.13. Can an External Processor Control the DA14531?
  • 5.14. Is the DA14531 FCC Certified?
  • 5.15. How I can Find Schematics Symbols and PCB Footprints in Any Format?
  • 5.16. Can I Use a DA14531 Development Kit (USB or PRO) to Debug my Custom Hardware?
  • 5.17. Does Dialog Offer a DA14531 Module?
  • 5.18. What is the Expected Power Consumption for the DA14531 Module?
• 6. RF & Radio
  • 6.1. What is the Intermediate Frequency (IF) of the Radio?
  • 6.2. What does the Local Oscillator (LO) Frequency Does the Radio Usage?
  • 6.3. What Communication Range can be Achieved with the DA14531?
  • 6.4. Is a Pi Filter on the RFIOp Port Required?
  • 6.5. Is 2 Mb/sec Data Throughput Supported?
  • 6.6. Can I Change the Tx Power Level Using the Production Test Firmware?
  • 6.7. Is Any Calibration of the RF Parameters Required in Production?
• 7. Revision history