User's Manual

3. Pin Definition
3-1. Pin Description
Pin No Pin Name Description Type
1 WL_HOST_WAKE
Host wake up. Signal from the AW-NH930 to the host indicating that the
WLAN device requires attention.
‧ Asserted: Host device must wake-up or remain awake.
‧ Deasserted: Host device may sleep when sleep criteria are met.
The polarity of this signal is software configurable and can be asserted
high or low.
O
2 VBAT3V3_IN Power supply for Internal regulators I
3 BT_PCM_IN PCM data input (Pin definition for module side) I
4 GND Ground
5 BT_PCM_OUT PCM data output (Pin definition for module side) O
6 NC No Connect
7 BT_HOST_WAKE
Host wake up. Signal from the AW-NH930 to the host indicating that the
Bluetooth device requires attention.
‧ Asserted: Host device must wake-up or remain awake.
‧ Deasserted: Host device may sleep when sleep criteria are met.
The polarity of this signal is software configurable and can be asserted
high or low.
O
8 BT_UART_CTS_N
Bluetooth UART Clear to Send
Active-low clear to send signal for the HCI UART interface.
(Pin definition for module side)
I
9 GND Ground
10 BT_UART_TXD
Bluetooth UART Serial Output
Serial data output for the HCI UART Interface
(Pin definition for module side)
O
11 FM_AUDIO_L FM Rx analog audio output channel Left (DC Block Capacitor Required) O
12 BT_UART_RXD
Bluetooth UART Series Input
Serial data input for the HCI UART Interface
(Pin definition for module side)
I
13 FM_AUDIO_R FM Rx analog audio output channel Reft (DC Block Capacitor Required) O
14 BT_UART_RTS_N
Bluetooth UART Request to Send.
Active-low request to send signal for the HCI UART interface
(Pin definition for module side)
O
15 GND Ground
16 BT_WAKE
Bluetooth device wake-up: Signal from the host to the AW-NH930
indicating that the host requires attention.
‧ Asserted: Bluetooth device must wake-up or remain awake.
‧ Deasserted: Bluetooth device may sleep when sleep criteria are met.
The polarity of this signal is software configurable and can be asserted
high or low.
I
17 BT_PCM_SYNC
PCM sync signal, can be master (output) or slave (input)
(Pin definition for module side)
18 GND Ground
19 BT_PCM_CLK
PCM clock, can be master (output) or slave (input)
(Pin definition for module side)
I/O
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