Datasheet

Functional overview STM32L071xx
18/144 DS10690 Rev 6
High Speed
Internal (HSI)
OO----
(3)
--
High Speed
External (HSE)
OOOO-- --
Low Speed Internal
(LSI)
OOOOO O
Low Speed
External (LSE)
OOOOO O
Multi-Speed
Internal (MSI)
OOYY-- --
Inter-Connect
Controller
YYYYY --
RTC O O O O O O O
RTC Tamper O O O O O O O O
Auto WakeUp
(AWU)
OOOOOOOO
USART O O O O O
(4)
O--
LPUART O O O O O
(4)
O--
SPI O O O O -- --
I2C O O -- -- O
(5)
O--
ADC O O -- -- -- --
Temperature
sensor
OOOOO --
Comparators O O O O O O --
16-bit timers O O O O -- --
LPTIMER O O O O O O
IWDG O O O O O O O O
WWDG O O O O -- --
SysTick Timer O O O O --
GPIOs O O O O O O 2 pins
Wakeup time to
Run mode
0 µs 0.36 µs 3 µs 32 µs 3.5 µs 50 µs
Table 5. Functionalities depending on the working mode
(from Run/active down to standby) (continued)
(1)(2)
IPs Run/Active Sleep
Low-
power
run
Low-
power
sleep
Stop Standby
Wakeup
capability
Wakeup
capability
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