FlexCAN ModuleMCF5253 Reference Manual, Rev. 125-12 Freescale SemiconductorTable 25-5. Mask Examples for Normal/Extended MessagesBase IDID28.................ID18 IDE Extended IDID17......................................ID0 MatchMB2-ID 1 1 1 1 1 1 1 1 0 0 0 0 –MB3-ID 1 1 1 1 1 1 1 1 0 0 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 –MB4-ID 0 0 0 0 0 0 1 1 1 1 1 0 – –MB5-ID 0 0 0 0 0 0 1 1 1 0 1 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 –MB14-ID 1 1 1 1 1 1 1 1 0 0 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 –Rx_Global_Mask 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 1Rx_Msg in 1 1 1 1 1 1 1 1 1 0 0 1 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 MB311 Match for Extended Format (MB3).Rx_Msg in 2 1 1 1 1 1 1 1 1 0 0 1 0 – MB222 Match for Normal Format. (MB2).Rx_Msg in 3 1 1 1 1 1 1 1 1 0 0 1 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 0 33 Mismatch for MB3 because of ID0.Rx_Msg in 4 0 1 1 1 1 1 1 1 0 0 0 0 – 44 Mismatch for MB2 because of ID28.Rx_Msg in 5 0 1 1 1 1 1 1 1 0 0 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 MB14 55 Mismatch for MB3 because of ID28, Match for MB14 (Uses RX14MASKn).RX14MASK 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0Rx_Msg in 6 1 0 1 1 1 1 1 1 0 0 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 66 Mismatch for MB14 because of ID27 (Uses RX14MASKn).Rx_Msg in 7 0 1 1 1 1 1 1 1 0 0 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 MB1477 Match for MB14 (Uses RX14MASKn).Offset MBAR2 0x1010 (RXGMASK0)MBAR2 0x1014 (RX14MASK0)MBAR2 0x1018 (RX15MASK0)MBAR2 0x2010 (RXGMASK1)MBAR2 0x2014 (RX14MASK1)MBAR2 0x1018 (RX15MASK1)Access: User read/write31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0R 0 0 0 MIStandard IDMIExtended IDWReset 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1Figure 25-7. FlexCAN Rx Mask (RXGMASKn, RX14MASKn, RX15MASKn) Registers
