Data Sheet

Part number:WG7837-V1
Model name :WG7837-V0
____________________________________________________________________________________
Copyright © JORJIN TECHNOLOGIES INC. 2021 10
http://www.jorjin.com.tw
CONFIDENTIAL
52 BT_HCI_TX O PU PU 1.8V UART TX to host. NC if not used.
53 BT_HCI_RX I PU PU 1.8V UART RX to host. NC if not used.
54 GND GND - Ground
55 GND GND - Ground
56 BT_AUD_IN I PD PD 1.8V
Bluetooth PCM/I2S bus. Data in. NC if
not used.
57 BT_AUD_OUT O PD PD 1.8V
Bluetooth PCM/I2S bus. Data in. NC if
not used.
58 BT_AUD_FSYNC IO PD PD 1.8V
Bluetooth PCM/I2S bus. Data in. NC if
not used.
59 GND GND - Ground
60 BT_AUD_CLK IO PD PD 1.8V
Bluetooth PCM/I2S bus. Data in. NC if
not used.
61 GND GND - Ground
62 RESERVED3 O PD PD 1.8V
Reserved for future use. NC if not used.
Option: External TCXO.
63 GND GND - Ground
64 RESERVED GND -
Reserved for future use. Connect to
ground if not used.
G1~G36 GND GND - Ground
(1) PU=Pull Up ; PD=Pull Down.
(2) Host must provide PU using a 10-K resistor for all non-CLK SDIO signals.