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
10
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Europe: +44-1628-858-940
Hong Kong: +852 2923 0610
Figure 3: BL652-Sx module pin-out (top view)
Pin Definitions
Table 2: Pin definitions
Pin
#
Pin Name
Default
Function
Alternate
Function
In/
Out
Pull
Up/
Down
nRF52832
QFN Pin
nRF52832
QFN Name
Comment
1
GND
-
-
-
-
-
-
-
2
SIO_24/
SPI_MISO
SIO_24
SPI_MISO
IN
PULL-
UP
29
PO.24
Laird Devkit: SPI EEPROM.
SPI_Eeprom_MISO, Input.
SPIOPEN() in smartBASIC selects
SPI function; MOSI and CLK are
outputs when in SPI master mode.
3
SIO_23/
SPI_MOSI
SIO_23
SPI_MOSI
IN
PULL-
UP
28
PO.23
Laird Devkit: SPI EEPROM.
SPI_Eeprom_MOSI, Output
SPIOPEN() in smartBASIC selects
SPI function, MOSI and CLK are
outputs in SPI master.
4
SIO_22
SIO_22
IN
PULL-
UP
27
PO.22
Laird Devkit: SPI EEPROM.
SPI_Eeprom_CS, Input
5
SWDIO
SWDIO
-
-
PULL-
UP
26
SWDIO
-