25.8.14 Tamper Control
| Name: | TAMPCTRL |
| Offset: | 0x60 |
| Reset: | 0x00000000 |
| Property: | Enable-Protected |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| DEBNC3 | DEBNC2 | DEBNC1 | DEBNC0 | ||||||
| Access | |||||||||
| Reset | 0 | 0 | 0 | 0 |
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| TAMLVL3 | TAMLVL2 | TAMLVL1 | TAMLVL0 | ||||||
| Access | |||||||||
| Reset | 0 | 0 | 0 | 0 |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| IN3ACT[1] | |||||||||
| Access | |||||||||
| Reset | 0 |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | ||
| IN3ACT[0] | IN2ACT[1:0] | IN1ACT[1:0] | IN1ACT[1:0] | IN0ACT[1:0] | ||||||
| Access | ||||||||||
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||
Bits 24, 25, 26, 27 – DEBNCn Debounce Enable of Tamper Input INn [n=0..3]
Note: The Debounce feature does not apply to the Active Layer Protection mode (TAMPCTRL.INACT = ACTL).
| Value | Description |
|---|---|
| 0 | Debouncing is disabled for Tamper input INn |
| 1 | Debouncing is enabled for Tamper input INn |
Bits 16, 17, 18, 19 – TAMLVLn Tamper Level Select of Tamper Input INn [n=0..3]
Note: The Tamper Level feature does not apply to the Active Layer Protection mode (TAMPCTRL.INACT = ACTL).
| Value | Description |
|---|---|
| 0 | A falling edge condition will be detected on Tamper input INn. |
| 1 | A rising edge condition will be detected on Tamper input INn. |
Bits 8:7 – IN3ACT[1:0] Tamper Channel 3 Action
| Value | Name | Description |
|---|---|---|
| 0x0 | OFF | Off (Disabled) |
| 0x1 | WAKE | Wake and set Tamper flag |
| 0x2 | CAPTURE | Capture timestamp and set Tamper flag |
| 0x3 | ACTL | Compare RTC signal routed between INn and OUTn pins or inside the TrustRAM. When a mismatch occurs, capture timestamp and set Tamper flag |
Bits 6:5 – IN2ACT[1:0] Tamper Channel 2 Action
| Value | Name | Description |
|---|---|---|
| 0x0 | OFF | Off (Disabled) |
| 0x1 | WAKE | Wake and set Tamper flag |
| 0x2 | CAPTURE | Capture timestamp and set Tamper flag |
| 0x3 | ACTL | Compare RTC signal routed between INn and OUTn pins or inside the TrustRAM. When a mismatch occurs, capture timestamp and set Tamper flag |
Bits 4:3 – IN1ACT[1:0] Tamper Channel 1 Action
| Value | Name | Description |
|---|---|---|
| 0x0 | OFF | Off (Disabled) |
| 0x1 | WAKE | Wake and set Tamper flag |
| 0x2 | CAPTURE | Capture timestamp and set Tamper flag |
| 0x3 | ACTL | Compare RTC signal routed between INn and OUTn pins or inside the TrustRAM. When a mismatch occurs, capture timestamp and set Tamper flag |
Bits 0:1, 2:3, 4:5, 6:7 – INnACT Tamper Channel n Action [n=0..3]
| Value | Name | Description |
|---|---|---|
| 0x0 | OFF | Off (Disabled) |
| 0x1 | WAKE | Wake and set Tamper flag |
| 0x2 | CAPTURE | Capture timestamp and set Tamper flag |
| 0x3 | ACTL | Compare RTC signal routed between INn and OUT pins . When a mismatch occurs, capture timestamp and set Tamper flag |