User's Guide

Buffalo-DS531-C User Guide
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1.3.Physical Parameters
Parameter
Performance
Note
Distance
Buffalo-DS531-C
30m
Data Transfer (BLE)
Environment: Sunny and open
Airspeed: 1Mbps
Buffalo-DS531-C with a +2dbi Dipole antenna
Crystal
32MHz
Industry Standard
Protocol
Bluetooth 5.1
Supported data rates: 1 Mbps
Package
Patch
Refer to section 4.3
IC
DA14531-00000FX2
Package：FCGQFN24
Core
ARM Cortex-M0
OTP
32KB
One-Time-Programmable
RAM
48KB
ROM
144KB
EEPROM
Buffalo-DS531-C:512Kbit
Type:P24C512B
Dimensions(mm)
16.3*12.0*2.4
L*W*H
Antenna Type
Buffalo-DS531-C
On-board Ipex Connecter
Antenna Gain
+2dBi
PlANT-96MM
2.Peripheral Interface
⚫ 2 x UARTs (one with flow control)
⚫ 1 x SPI interface with master configurable
⚫ 1 x I2Cs interface
⚫ 12 x GPIOs
⚫ 4 x 10-bit ADC input
⚫ 8 x PWMs interface
⚫ 2 x general purpose timer