User's Manual

KF-XXXX-X-XXX-版本
No. Pin name Type System Description
1 SD_CLK I WLAN SDIO Clock.
2 VIN I Common 3.3V Power supply input.
3 SD_CMD I/O WLAN SDIO Command Line.
4 GND I Common Ground.
5 SD_D0 I/O WLAN SDIO Data Line 0.
6 /WL_RESET I WLAN Low asserting reset for WLAN core.
7 SD_D1 I/O WLAN SDIO Data Line 1.
8 SLEEP_CLK I Common Low Power Clock input (32.768kHz).
9 SD_D2 I/O WLAN SDIO Data Line 2.
10 POW_ON I Common
Used by PMU to decide whether or not to power down
internal BCM4329 regulators. If POW_ON is low, then the
regulators will be disabled.
11 /CD O Common Cyberlink On-line Detect. PIN tie to ground.
12 NC No use
13 SD_D3 I/O WLAN SDIO Data Line 3.
14 VIN I Common 3.3V Power Input
15 LED O Common 3.3V Output
16 VIN I Common 3.3V Power Input
17 GND I Common Ground.
18 GND I Common Ground.
19 WL_WAKE_IN I WLAN WLAN device wake-up signal input from host to WLAN.
20 BT_UART_TXD O BT
Bluetooth UART serial output .Serial data output for the HCI
UART interface.
21 NC No use
22 BT_UART_RXD I BT
Bluetooth UART serial input. Serial data input for the HCI
UART interface.
23 NC No use
24 BT_UART_RTS O BT
Bluetooth UART request to send. Active-low request-to
send signal for the HCI UART interface.
25 SW1 I Common
Antenna select.
SW1 and SW2 are floating, Select antenna 1
SW1=1,SW2=0,Select antenna 1