ST STM32WL55JC

Real-time clock (RTC) RM0453
994/1454 RM0453 Rev 2
TAMPALRM
output
Open-Drain
(2)
No pull
01 or
10 or
11
0
Don’t
care
Don’t
care
10
Don’t
care
Don’t
care
00 1
01 or
10 or
11
1
Internal
pull-up
01 or
10 or
11
0
Don’t
care
Don’t
care
11
Don’t
care
Don’t
care
00 1
01 or
10 or
11
1
CALIB output PP 00 0 1 0
Don’t
care
Don’t
care
Don’t
care
Don’t
care
TAMP_IN1 input floating
00 0 0
Don’t
care
Don’t
care
Don’t
care
1000 0 1
1
Don’t
care
Don’t
care
0
RTC_TS and TAMP_IN1
input floating
00 0 0
Don’t
care
Don’t
care
Don’t
care
1100 0 1
1
Don’t
care
Don’t
care
0
RTC_TS input floating
00 0 0
Don’t
care
Don’t
care
Don’t
care
0100 0 1
1
Don’t
care
Don’t
care
0
Table 210. PC13 configuration
(1)
(continued)
PC13 Pin function
OSEL[1:0]
(ALARM output enable)
TAMPOE
(TAMPER output enable)
COE
(CALIB output enable)
OUT2EN
TAMPALRM_TYPE
TAMPALRM_PU
TAMP1E
(TAMP_IN1 input enable)
TSE
(RTC_TS input enable)