Wi-Fi&BT Module Series
AF50T Hardware Design
AF50T_Hardware_Design 25 / 52
AF50T
AG55xQ
series
BT_TXD
BT_RXD
BT_RTS
BT_CTS
BT_UART_RXD
BT_UART_TXD
BT_UART_RTS
BT_UART_CTS
Figure 9: UART Interface Connection
3.7. Control Signal Pins*
3.7.1. SW_CTRL
The following table shows the pin definition of SW_CTRL.
Table 10: Pin Definition of SW_CTRL
The following figure shows the reference design for SW_CTRL connection between AF50T and AG55xQ
series modules.
Figure 10: SW_CTRL Connection
3.7.2. HOST_WAKEUP_BT and BT_WAKEUP_HOST
The following table shows the pin definition of HOST_WAKEUP_BT and BT_WAKEUP_HOST.
Pin Name
Pin No.
I/O
Description
Comment
SW_CTRL
57
DO
Control PMIC outputs
Active high.
Under development.