nRF52832 Datasheet – Versatile Bluetooth 5.2 SoC

The Part Number is nRF52832.

The Function is Multiprotocol Bluetooth 5, ANT/ANT+ and 2.4 GHz proprietary System-on-Chip.

The package is  QFN48 type

Manufacturers : Nordic semiconductor ( https://www.nordicsemi.com/ )

Images :

nRF52832 datasheet arduino

Description

The nRF52832 is a general-purpose multiprotocol SoC. It meets the challenges of a broad range of applications that need advanced Bluetooth® LE features, protocol concurrency and a rich and varied set of peripherals and features. In addition, it offers generous memory availability for both Flash and RAM.

Features

1. 64 MHz ARM® Cortex-M4F
2. 512/256 KB Flash + 64/32 KB RAM
3. Software stacks available as downloads
4. Supports 1 Mbps and 2 Mbps Bluetooth LE modes
5. 100 dB link budget
6. Sensitivity of -96 dbm for Bluetooth LE
7. Programmable output power +4 dBm to -20 dBm
8. RSSI with 1 dB resolution
9. RAM mapped FIFOs using EasyDMA
10. Flexible and configurable 32 pin GPIO
11. Programmable Peripheral Interface – PPI
12. Automatic smart power management

Pinout

nRF52832 schematic pinout

 

Applications

1. IoT
(1) Smart Home
(2) Sensor networks
(3) Building automation

2. Personal Area Networks
(1) Health/fitness sensor and monitor devices
(2) Medical devices
(3) Key-fobs + wrist watches

3. Interactive entertainment devices
(1) Remote control
(2) VR/AR
(3) Gaming controller

4. Beacons

 

nRF52832 Datasheet

BK8000L Datasheet – Bluetooth Module ( Audio device )

BK8000L is IC for Bluetooth Module.

Part Number : BK8000L

Function : Bluetooth Audio IC

Package : QFN 6×6 48-Pin  Type

Manufactures : Shenzhenshi Xinzhongxin Technology

Images :

BK8000L bluetooth module

Bluetooth Module Pinout

1 GND ground antenna _GND
2 ANT antenna (default built-in antenna, external disconnect)
3 GND ground antenna _GND
4 VOL + (TMS) volume up (programming interface)
BK8000L – ElectroDragon https://web.archive.org/w/BK8000L
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5 VOL- (TCK) Volume down (programming interface)
6 NEXT (TDO) under a (programming interface)
7 PREV on (TDI) song (programming interface)
8 RSTN low reset (programming interface)
9 MBISTEN Memory bit check
10 TX (GPIO0) serial TX
11 RX (GPIO1) serial RX
12 PP / CALL (GPIO2) Play / Pause / receive calls / back / re-pair
13 LED0 (GPIO3) status indicator
14 LED1 (GPIO4) status indicator
15 MUTE (GPIO5) Mute control (mute low)
16 GND Power ground
17 AGND AUX ground
18 AUX_DET (GPIO11) AUX insertion detection
19 AUX_R AUX right input
20 AUX_L AUX left input
21 MIC_N microphone negative terminal
22 MIC_P microphone positive terminal
23 VMIC Mike bias voltage
24 LN Audio left channel differential output negative end
25 LP audio left channel positive differential output terminal
26 RP audio right channel positive differential output terminal
27 RN audio right channel negative differential output terminal
28 VBUS 5V input charging port (charging is not enabled)
29 VBAT power input (2.8 ~ 4.2V)
30 3V0 3V output
31 ADC ADC input (not enabled)
32 GND Power ground

Description :

The BK8000L chip is a highly integrated single-chip Bluetooth audio device. It integrates the high-performance transceiver, rich features baseband processor, and Bluetooth audio profile. The BK8000L cache based architecture enables it is fully programmable with any application, that it may be used for control and multimedia hybrid application.

Pinout

BK8000L datasheet pinout

Features

1. Operation voltage from 2.8 V to 4.2 V
2. Bluetooth 2.1+EDR compliant
3. A2DP v1.2, AVRCP v1.0 and HFP v1.5 profile
4. Integrated 96 dB SNR stereo ADC and stereo DAC
5. Five bands hardware equalizer
6. Digital equalizer for stereo line in
7. Hardware accelerator for low power
8. Full duplex hands-free speakerphone
9. Up to 250 mA charge controller

[…]

Applications

1. Bluetooth stereo speaker
2. Bluetooth stereo headset
3. Bluetooth control and multimedia hybrid

Other data sheets within the file : BK8000LQB

BK8000L Datasheet

BK8000L pdf