48.6.24 MCAN High Priority Message Status
This register is updated every time a Message ID filter element configured to generate a priority event matches. This can be used to monitor the status of incoming high priority messages and to enable fast access to these messages.
| Name: | MCAN_HPMS |
| Offset: | 0x94 |
| Reset: | 0x00000000 |
| Property: | Read-only |
| Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
| Access | |||||||||
| Reset |
| Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
| Access | |||||||||
| Reset |
| Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
| FLST | FIDX[6:0] | ||||||||
| Access | R | R | R | R | R | R | R | R | |
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
| MSI[1:0] | BIDX[5:0] | ||||||||
| Access | R | R | R | R | R | R | R | R | |
| Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Bit 15 – FLST Filter List
Indicates the filter list of the matching filter element.
| Value | Description |
|---|---|
| 0 | Standard filter list |
| 1 | Extended filter list |
Bits 14:8 – FIDX[6:0] Filter Index
Index of matching filter element. Range is 0 to MCAN_SIDFC.LSS - 1 resp. MCAN_XIDFC.LSE - 1.
Bits 7:6 – MSI[1:0] Message Storage Indicator
| Value | Name | Description |
|---|---|---|
| 0 | NO_FIFO_SEL | No FIFO selected. |
| 1 | LOST | FIFO message lost. |
| 2 | FIFO_0 | Message stored in FIFO 0. |
| 3 | FIFO_1 | Message stored in FIFO 1. |
Bits 5:0 – BIDX[5:0] Buffer Index
Index of Receive FIFO element to which the message was stored. Only valid when MSI[1] = ‘1’.