3.5 PTA Interface Header (J101)

The PTA interface supports a shared antenna between Bluetooth® and Wi-Fi®. It has the hardware-based 802.15.2 compliant 3-wire PTA interface (J101) to address Wi-Fi/Bluetooth co-existence.

Table 3-5. PTA Pin Configuration
Header PinPin on WILCS02PE ModulePin TypeDescription
Pin1Pin21, PTA_BT_ACTIVEInputBluetooth® active
Pin2Pin6, PTA_BT_PRIORITYInputBluetooth priority
Pin3Pin5, PTA_WLAN_ACTIVEOutputWLAN active
Pin4GNDPowerGround
Note: Refer to the software release notes for additional information.
Table 3-6. PTA Resistor Configuration for SDIO
Host InterfaceModification Required in Resistors
SDIO (Default)

Mounted resistor: R127, R128 and R129

Not mounted resistor: R130, R131 and R132