RM0444 Rev 5 919/1390
RM0444 Tamper and backup registers (TAMP)
926
31.6.2 TAMP control register 2 (TAMP_CR2)
Address offset: 0x04
Backup domain reset value: 0x0000 0000
System reset: not affected
Bit 2 TAMP3E: Tamper detection on TAMP_IN3 enable
0: Tamper detection on TAMP_IN3 is disabled.
1: Tamper detection on TAMP_IN3 is enabled.
Bit 1 TAMP2E: Tamper detection on TAMP_IN2 enable
0: Tamper detection on TAMP_IN2 is disabled.
1: Tamper detection on TAMP_IN2 is enabled.
Bit 0 TAMP1E: Tamper detection on TAMP_IN1 enable
0: Tamper detection on TAMP_IN1 is disabled.
1: Tamper detection on TAMP_IN1 is enabled.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Res. Res. Res. Res. Res.
TAMP3
TRG
TAMP2
TRG
TAMP1
TRG
Res. Res. Res. Res. Res.
TAMP3
MSK
TAMP2
MSK
TAMP1
MSK
rw rw rw rw rw rw
1514131211109876543210
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res.
TAMP3
NOER
TAMP2
NOER
TAMP1
NOER
rw rw rw
Bits 31:27 Reserved, must be kept at reset value.
Bit 26 TAMP3TRG: Active level for tamper 3 input (active mode disabled)
0:If TAMPFLT ≠ 00 Tamper 3 input staying low triggers a tamper detection event.
If TAMPFLT = 00 Tamper 3 input rising edge and high level triggers a tamper detection
event.
1:If TAMPFLT ≠ 00 Tamper 3 input staying high triggers a tamper detection event.
If TAMPFLT = 00 Tamper 3 input falling edge and low level triggers a tamper detection
event.
Bit 25 TAMP2TRG: Active level for tamper 2 input (active mode disabled)
0:If TAMPFLT ≠ 00 Tamper 2 input staying low triggers a tamper detection event.
If TAMPFLT = 00 Tamper 2 input rising edge and high level triggers a tamper detection
event.
1:If TAMPFLT ≠ 00 Tamper 2 input staying high triggers a tamper detection event.
If TAMPFLT = 00 Tamper 2 input falling edge and low level triggers a tamper detection
event.
Bit 24 TAMP1TRG: Active level for tamper 1 input (active mode disabled)
0:If TAMPFLT ≠ 00 Tamper 1 input staying low triggers a tamper detection event.
If TAMPFLT = 00 Tamper 1 input rising edge and high level triggers a tamper detection
event.
1:If TAMPFLT ≠ 00 Tamper 1 input staying high triggers a tamper detection event.
If TAMPFLT = 00 Tamper 1 input falling edge and low level triggers a tamper detection
event.
Bit 23 Reserved, must be kept at reset value.
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