Datasheet
DS12323 Rev 2 15/91
STM32L010F4/K4 Functional overview
28
Table 3. Functionalities depending on the working mode
(from Run/active down to Standby)
(1)(2)
IP
Run/active
mode
Sleep
mode
Low-
power
run
mode
Low-
power
sleep
mode
Stop mode Standby mode
Wakeup
capability
Wakeup
capability
CPU Y - Y - - - - -
Flash memory O O O O - - - -
RAM Y Y Y Y Y - - -
Backup registers Y Y Y Y Y - Y -
EEPROM O O O O - - - -
Brownout reset (BOR) O O O O O O O O
DMA O O O O - - - -
Power-on/down reset
(POR/PDR)
YYYYYYYY
High speed internal (HSI) O O - -
(3)
---
High speed external (HSE) O O O O - - - -
Low speed internal (LSI) O O O O O - O -
Low speed external (LSE) O O O O O - O -
Multispeed internal (MSI) O O Y Y - - - -
Interconnect controller Y Y Y Y Y - - -
RTC O O O O O O O -
RTC tamper O O O O O O O O
Auto wakeup (AWU) O O O O O - O O
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 O O
(5)
O- -
ADC O O - - - - - -
16-bit timers O O O O - - - -
LPTIM 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
6 CPU
cycles
3 µs
7 CPU
cycles
5µs 65µs
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