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EA218E Datasheet(PDF) 15 Page - Zarlink Semiconductor Inc |
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EA218E Datasheet(HTML) 15 Page - Zarlink Semiconductor Inc |
15 / 28 page PRELIMINARY INFORMATION XpressFlow-2020 Series – EA218E Ethernet Switch Chipset 8-Port 10Mb Ethernet Access Controller © 1998 Zarlink Semiconductor, Inc. 14 Rev.2.1 – February, 1999 I/O Offset Register Description Little Endian Big Endian Reg. Size W/R Note: Access Control Function (Chip Level controls) AVXR VLAN Control Table (VCT) Index Register hC00 hC02 16-bit W/-- AVDR VCT Data Register hC10 hC12 16-bit W/R AVTC VLAN Type Code hC20 hC22 16-bit W/R AXSC Transmission Scheduling Control Register hC30 hC32 16-bit W/R AMIIC MII Command Register hC40 hC40 32-bit W/-- AMIIS MII Status Register hC40 hC40 32-bit --/R AFCR Flow Control Register hC70 hC72 16-bit W/R AMAR0 Multicast Address. for MAC Control Frames Byte [1,0] hC80 hC82 16-bit W/R AMAR1 Byte [3,2] hC90 hC92 16-bit W/R AMAR2 Byte [5,4] hCA0 hCA2 16-bit W/R AMCT MAC Control FrameType Code Register hCB0 hCB2 16-bit W/R ADAR0 Base MAC Address Register – Byte [1,0] hCC0 hCC2 16-bit W/R ADAR1 Base MAC Address Register – Byte [3,2] hCD0 hCD2 16-bit W/R ADAR2 Base MAC Address Register – Byte [5,4] hCE0 hCE2 16-bit W/R Ethernet MAC Port Control Registers – (substitute [n] with Port Number, n = {0..3] ) ECR0 MAC Port Control Register hn00 hn02 16-bit W/R ECR1 MAC Port Configuration Register hn10 hn12 16-bit W/R ECR2 MAC Port Interrupt Mask Register hn20 hn22 16-bit W/R ECR3 MAC Port Interrupt Status Register hn30 hn32 16-bit --/R EXSR MAC Tx Status Register hn40 hn42 16-bit --/R EXEC MAC Tx Error Counters hn50 hn52 16-bit --/R ERSR MAC Rx Status Register hn68 hn68 32-bit --/R EREC MAC Rx Error Counters hn78 hn78 32-bit --/R |
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