Datasheet

M41ST87Y, M41ST87W Operating modes
Doc ID 9497 Rev 10 21/54
Figure 15. Basic tamper detect options
1. Available in SOX28 package only.
Figure 16. Tamper detect output options
1. Available in SOX28 package only.
AI07818
TAMPER LO,
NORMALLY OPEN
TAMPER HI,
NORMALLY CLOSED
User
Configuration
TCM
X
, TPM
X
IRQ - Interrupt the
processor on tamper
TP
CLR
- Clear external
RAM on tamper
(1)
CLR - Clear internal
RAM on tamper
Time stamp tamper
event
CLRX
EXT
TIE
X
CLRX
TAMPER HI,
NORMALLY OPEN
TAMPER LO,
NORMALLY CLOSED
Triggering Event Tamper Event Output
TCM
X
, TPM
X
= 1,1
TCM
X
, TPM
X
= 0,0
TCM
X
, TPM
X
= 1,0
TCM
X
, TPM
X
= 0,1
V
CC
(V
OUT
)
V
CC
(V
OUT
)
V
CC
(V
OUT
)
AI07821
IRQ - Interrupt the
processor on tamper
User
Configuration
TP
CLR
- Clear external
RAM on tamper
(1)
RESET OUT
CLR - Clear 128 bytes
internal RAM on tamper
Time stamp tamper
event (to RTC)
CLR1
EXT
TIE
1
CLR1
CLR2
EXT
TIE
2
CLR2
(other reset sources)
TEB2
TP2
TEB1
TP1