MCBSTM32EXL Keil, MCBSTM32EXL Datasheet - Page 64

• Manufacturer Part Number: MCBSTM32EXL
• Description: BOARD EVALUATION FOR STM32F103ZE
• Manufacturer: Keil

Specifications of MCBSTM32EXL

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Power control (PWR)
4.4.2
64/995
31
15
30
14
Bits 31:9 Reserved, always read as 0.
Bits 7:3 Reserved, always read as 0.
Power control/status register (PWR_CSR)
Address offset: 0x04
Reset value: 0x0000 0000 (not reset by wakeup from Standby mode)
Additional APB cycles are needed to read this register versus a standard APB read.
Bit 8 EWUP: Enable WKUP pin
Bit 2 PVDO: PVD output
Bit 1 SBF: Standby flag
Bit 0 WUF: Wakeup flag
29
13
Reserved
This bit is set and cleared by software.
Note: This bit is reset by a system Reset.
This bit is set and cleared by hardware. It is valid only if PVD is enabled by the PVDE bit.
Note: The PVD is stopped by Standby mode. For this reason, this bit is equal to 0 after
This bit is set by hardware and cleared only by a POR/PDR (power on reset/power down reset)
or by setting the CSBF bit in the
Note: An additional wakeup event is detected if the WKUP pin is enabled (by setting the
0: WKUP pin is used for general purpose I/O. An event on the WKUP pin does not wakeup
the device from Standby mode.
1: WKUP pin is used for wakeup from Standby mode and forced in input pull down
configuration (rising edge on WKUP pin wakes-up the system from Standby mode).
0: V
1: V
0: Device has not been in Standby mode
1: Device has been in Standby mode
This bit is set by hardware and cleared only by a POR/PDR (power on reset/power down
reset) or by setting the CWUF bit in the
0: No wakeup event occurred
1: A wakeup event was received from the WKUP pin or from the RTC alarm
28
12
DD
DD
Standby or reset until the PVDE bit is set.
EWUP bit) when the WKUP pin level is already high.
/V
/V
27
11
DDA
DDA
is higher than the PVD threshold selected with the PLS[2:0] bits.
is lower than the PVD threshold selected with the PLS[2:0] bits.
26
10
25
9
Doc ID 13902 Rev 9
EWUP
24
rw
8
Power control register (PWR_CR)
Reserved
23
7
Power control register (PWR_CR)
22
6
Reserved
21
5
20
4
19
3
PVDO
18
2
r
SBF
17
1
r
RM0008
WUF
16
0
r