User's Manual
Table Of Contents
- 1 Overview and Key Features
- 2 Specification
- 2.1 Specification Summary
- 3 Hardware Specifications
- 3.3.4 OTA (Over-the-Air) smartBASIC Application Download
- 4 Power Consumption
- 5 Functional Description
- 5.1 Power Management (includes Brown-out and Power on Reset)
- 5.2 Clocks and Timers
- 5.3 Memory for smartBASIC Application Code
- 5.4 Radio Frequency (RF)
- 5.5 NFC
- 5.6 UART Interface
- 5.7 SPI Bus
- 5.8 I2C Interface
- 5.9 General Purpose I/O, ADC, PWM and FREQ
- 5.10 nRESET pin
- 5.11 nAutoRUN pin
- 5.12 vSP Command Mode
- 5.13 Two-wire Interface JTAG
- 5.14 BL652 Wakeup
- 5.15 Low Power Modes
- 5.16 Temperature Sensor
- 5.17 Random Number Generator
- 5.18 AES Encryption/Decryption
- 5.19 Optional External Serial (SPI) Flash
- 5.20 Optional External 32.768 kHz crystal
- 5.21 BL652-SA On-board Chip Antenna Characteristics
- 6 Hardware Integration Suggestions
- 7 Mechanical Details
- 8 Application Note for Surface Mount Modules
- 9 FCC and IC Regulatory Statements
- 10 Japan (MIC) Regulatory
- 11 CE Regulatory
- 12 EU Declarations of Conformity
- 13 Ordering Information
- 14 Bluetooth SIG Qualification
BL652
Datasheet
Embedded Wireless Solutions Support Center:
http://ews-support.lairdtech.com
www.lairdtech.com/bluetooth
33
© Copyright 2016 Laird. All Rights Reserved
Americas: +1-800-492-2320
Europe: +44-1628-858-940
Hong Kong: +852 2923 0610
TX power: -40 dBm
Connection
29 byte payload (2.3 ms)
7.5 ms interval
Average BLE connection burst current
(excluding connection Interval):
1.428 mA
Aside:
Peak RX current: 5.94 mA
Peak TX current: 3.62 mA
Peripheral Block Current Consumption
The values below are calculated for a typical operating voltage of 3V.
Table 16: UART power consumption
Parameter
Min
Typ
Max
Unit
UART Run current @ 115200 bps
-
55
-
uA
UART Run current @ 1200 bps
-
55
-
uA
Idle current for UART (no activity)
-
1
-
uA
UART Baud rate
1.2
-
1000
kbps
Table 17: power consumption
Parameter
Min
Typ
Max
Unit
SPI Master Run current @ 2 Mbps
-
50
-
uA
SPI Master Run current @ 8 Mbps
-
50
-
uA
SPI bit rate
0.125
-
8
Mbps
Table 18: I2C power consumption
Parameter
Min
Typ
Max
Unit
I2C Run current @ 100 kbps
-
50
-
uA
I2C Run current @ 400 kbps
-
50
-
uA
I2C Bit rate
100
-
400
kbps