LG WB1NP7 User Manual

1. Module : WB1NP7

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This WB1NP7 Module can be easily designed into any embedded system for Bluetooth Spec 4.2 feature. It is based on Airoha’s AB1520 with specific interface design to meet LG Electronics’s needs.

2. Module Specification

Chips	AB1520
Bluetooth Spec	Bluetooth 4.2
Frequency Band	2402 ~ 2480 MHz
Tx Power	0.25 ~ 2.5mW (Bluetooth Power Class I)
Rx Sensitivity	< -70dBm (BER 0.1%)
Distance	< 100m (Open Space)
Power Voltage	3.7V
Dimension	20mm 26mm 3.1 mm
Environmental Range	Operation temperature -10 ~ 50
Modulation	GFSK, 8DPSK, π/4-DQPSK
Communication Method	FHSS

4. Pin Define

Symbol	Description
I	CMOS input
O	Output

	No	Pin Name	I/O	Description
1		NC		NOT CONNECTION
2		GND	I	GND CONNECTION FOR INTERNAL DIGITAL CIRCUITTRY AND PADS
3		WAKE	I	Input Pin with pull up
4		PIO1	I	Input only
5		PIO2	I	Input only

6		PIO3	I/O	I2S_SDI2, Alternative function PIO[3]
7		UART_RX	I	UART DATA IN
8		UART_TX	O	UART DATA OUT
9		PIO11	I/O	AIO and I2S_SDI, Alternative function PIO[11]
10		PIO6	I/O	I2S_MCLK, Alternative function PIO[6]
11		PIO7	I/O	I2S_SCK, Alternative function PIO[7]
12		PIO14	I/O	I2S_WS, Alternative function PIO[14]
13		PIO15	I/O	I2S_SDO, Alternative function PIO[15]
14		PIO16	I/O	I2S_MCLK2, Alternative function PIO[16]
15		PIO17	I/O	I2S_SCK2, Alternative function PIO[17]
16		GND	I	GND CONNECTION FOR INTERNAL DIGITAL CIRCUITTRY AND PADS
17		SDA	I/O	I2C DATA LINE
18		SCL	I/O	I2C CLOCK LINE
19		LED2	O	LED DRIVER (OPEN DRAIN)
20		LED0	O	LED DRIVER (OPEN DRAIN)
21		LED1	O	LED DRIVER (OPEN DRAIN)
22		PIO5	I	I2S_SDO2, Alternative function PIO[5]
23		VCCIO	I	1.7~3.6V SUPPLY INPUT FOR PIO
24		PIO12	I/O	AIO, Alternative function PIO[17]
25		VREGOUT_MV	O	LDO OUT(1V8)
26		RESET	I	GOLBAL RESET, ACTIVE HIGH
27		GND	I	GND CONNECTION FOR INTERNAL DIGITAL CIRCUITTRY AND PADS
28		VCHG_IN	I	VCC FOR CHARGER
29		BAT_IN	I	Battery input P
30		VREGOUT_HV	O	LDO OUT(3V3)
31		PIO4	O	I2S_WS2, Alternative function PIO[4]
32		MIC_BIAS	A	MICROPHONE 1 Bias
33		MIC1_P	A	MICROPHONE 1 P-path