AIROC™ Bluetooth® system on chip for automotive applications
Pin assignments and GPIOs
Table 5. 48-pin WQFN pin assignment (continued)
Pin number
WQFN-48
Power
Pin name
P2
I/O
Description
domain
• GPIO: P2
40
I/O VDDO
I/O VDDO
• Keyboard defined in Table 6 and Table 7.
• GPIO: P4
• Keyboard scan input (row): KSI4
• Quadrature: QDY0
P4
P6
42
43
46
• SPI_1: MOSI (master only)
• Supermux I/O functions as defined in Table 6 and
Table 7.
• GPIO: P6
• Keyboard scan input (row): KSI6
• Quadrature: QDZ0
• Peripheral UART: puart_rts
• PWM2
I/O VDDO
• Triac control 1
• Supermux I/O functions as defined in Table 6 and
Table 7.
• GPIO: P9
• Keyboard scan output (column): KSO1
• A/D converter input 26
P9
I/O VDDO
• External T/R switch control: tx_pd
• Supermux I/O functions as defined in Table 6 and
Table 7.
• GPIO: P10
• Keyboard scan output (column): KSO2
• A/D converter input 25
P10
47
48
I/O VDDO
• External PA ramp control: PA_Ramp
• Supermux I/O functions as defined in Table 6 and
Table 7.
• GPIO: P11
• Keyboard scan output (column): KSO3
• A/D converter input 24
P11
I/O VDDO
• Supermux I/O functions as defined in Table 6 and
Table 7.
Note
1. All grounds in WQFN package connected to ground paddle.
Datasheet
24
002-25826 Rev. *G
2022-09-24