STM32W108CBU6 STMICROELECTRONICS [STMicroelectronics], STM32W108CBU6 Datasheet - Page 20

• Manufacturer Part Number: STM32W108CBU6
• Description: High-performance, IEEE 802.15.4 wireless system-on-chip
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Pinout and pin description
Table 1.
20/179
Packag
48-Pin
e Pin
no.
19
20
Packag
40-Pin
e Pin
no.
15
16
Pin descriptions (continued)
PB3
TIM2_CH3
(see Pin 22)
UART_CTS
SC1SCLK
PB4
TIM2_CH4
(see also
Pin 24)
UART_RTS
SC1nSSEL
Signal
Direction
I/O
I/O
O
O
O
O
I
I
I
I
I
Doc ID 16252 Rev 2
Digital I/O
Timer 2 channel 3 output
Enable remap with TIM2_OR[6]
Enable timer output in TIM2_CCER
Select alternate output function with GPIO_PBCFGL[15:12]
Timer 2 channel 3 input. Enable remap with TIM2_OR[6].
UART CTS handshake of Serial Controller 1
Enable with SC1_UARTCFG[5]
Select UART with SC1_MODE
SPI master clock of Serial Controller 1
Either disable timer output in TIM2_CCER or disable remap with
TIM2_OR[6]
Enable master with SC1_SPICFG[4]
Select SPI with SC1_MODE
Select alternate output function with GPIO_PBCFGL[15:12]
SPI slave clock of Serial Controller 1
Enable slave with SC1_SPICFG[4]
Select SPI with SC1_MODE
Digital I/O
Timer 2 channel 4 output
Enable remap with TIM2_OR[7]
Enable timer output in TIM2_CCER
Select alternate output function with GPIO_PBCFGH[3:0]
Timer 2 channel 4 input. Enable remap with TIM2_OR[7].
UART RTS handshake of Serial Controller 1
Either disable timer output in TIM2_CCER or disable remap with
TIM2_OR[7]
Enable with SC1_UARTCFG[5]
Select UART with SC1_MODE
Select alternate output function with GPIO_PBCFGH[3:0]
SPI slave select of Serial Controller 1
Enable slave with SC1_SPICFG[4]
Select SPI with SC1_MODE
Description
STM32W108CB, STM32W108HB