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STM32WL55JC Datasheet(PDF) 31 Page - STMicroelectronics

Part # STM32WL55JC
Description  Multiprotocol LPWAN dual core 32-bit Arm® Cortex®-M4/M0 LoRa®, (G)FSK, (G)MSK, BPSK, up to 256KB Flash, 64KB SRAM
PDF  147 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32WL55JC Datasheet(HTML) 31 Page - STMicroelectronics

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DS13293 Rev 2
31/147
STM32WL55/54xx
Functional overview
50
Peripheral voltage monitor
(PVM3)
OO
O
O
O
OO
OO
O-
--
--
DMAx (x = 1, 2)
O
O
O
O
R
-R
--
--
--
--
DMAMUX1
O
O
O
O
R
-R
--
--
--
--
High-speed internal (HSI16)
O
O
O
O
O(6)
-O(6)
-O(6)
--
--
--
High-speed external (HSE32)
O
O
O(7) O(7) O(7)
-O(7)
-O(7)
-O(7)
--
--
Low-speed internal (LSI)
O
O
O
O
O
-O
-O
-O
--
--
Low-speed external (LSE)
O
O
O
O
O
-O
-O
-O
-O
-O
Multi-speed internal (MSI)
O
O
O
O
O
-O
-O
--
--
--
Clock security system (CSS)
O
O
O
O
R
-R
--
--
--
--
Clock security system on LSE
O
O
O
O
O
OO
OO
OO
O-
--
RTC/auto wakeup
O
O
O
O
O
OO
OO
OO
OO
OO
Number of tamper pins
3
3
3
3
3
O3
O3
O3
O3
O3
USARTx (x= 1, 2)
O
O
O
O
O(8) O(8) O(8) O(8)
-
--
--
--
Low-power UART (LPUART1)
O
O
O
O
O(8) O(8) O(8) O(8) O(8) O(8)
-
--
--
I2Cx (x = 1, 2)
O
O
O
O
O(9) O(9) O(9) O(9)
-
--
--
--
I2C3
O
O
O
O
O(9) O(9) O(9) O(9) O(9) O(9)
-
--
--
SPI1
O
O
O
O
R
-R
--
--
--
--
SUBGHZSPI
O
O
O
O
R
-R
--
--
--
--
SPI2S2
O
O
O
O
R
-R
--
--
--
--
ADC
O
O
O
O
R
-R
--
--
--
--
DAC
O
O
O
O
R
-R
--
--
--
--
VREFBUF
O
O
O
O
O
-O
-R
--
--
--
COMPx (x = 1, 2)
O
O
O
O
O
OO
OO
O-
--
--
Temperature sensor
O
O
O
O
R
-R
--
--
--
--
TIMx (x = 1, 2, 16, 17)
O
O
O
O
R
-R
--
--
--
--
LPTIM1
O
O
O
O
O
OO
OO
O-
--
--
LPTIMx (x = 2, 3)
O
O
O
O
O
OO
O-
--
--
--
Independent watchdog
(IWDG)
OO
O
O
O
OO
OO
OO
O-
--
Table 7. Functionalities depending on system operating mode(1) (continued)
Peripheral
Stop 0
Stop 1
Stop 2
Standby Shutdown
-
-
-
-
-



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