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Z8018233FSC Datasheet(PDF) 51 Page - Zilog, Inc. |
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Z8018233FSC Datasheet(HTML) 51 Page - Zilog, Inc. |
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51 / 109 page ![]() 3-51 Z80182/Z8L182 ZILOG INTELLIGENT PERIPHERAL PRELIMINARY Zilog DS971820600 CONTROL REGISTERS D7 D6 D5 D4 D3 D2 D1 D0 0 0 0 Register 0 0 0 1 Register 1 0 1 0 Register 2 0 1 1 Register 3 1 0 0 Register 4 1 0 1 Register 5 1 1 0 Register 6 1 1 1 Register 7 0 0 0 Register 8 0 0 1 Register 9 0 1 0 Register 10 0 1 1 Register 11 1 0 0 Register 12 1 0 1 Register 13 1 1 0 Register 14 1 1 1 Register 15 With Point High Command * * Write Register 0 (non-multiplexed bus mode) 0 0 0 Null Code 0 0 1 Point High 0 1 0 Reset Ext/Status Interrupts 0 1 1 Send Abort (SDLC) 1 0 0 Enable Int on Next Rx Character 1 0 1 Reset Tx Int Pending 1 1 0 Error Reset 1 1 1 Reset Highest IUS 0 0 Null Code 0 1 Reset Rx CRC Checker 1 0 Reset Tx CRC Generator 1 1 Reset Tx Underrun/EOM Latch D7 D6 D5 D4 D3 D2 D1 D0 V0 Write Register 2 V1 V2 V3 V4 V5 V6 V7 Interrupt Vector D7 D6 D5 D4 D3 D2 D1 D0 Write Register 1 Ext Int Enable Tx Int Enable Parity is Special Condition 0 0 Rx Int Disable 0 1 Rx Int On First Character or Special Condition 1 0 Int On All Rx Characters or Special Condition 1 1 Rx Int On Special Condition Only WAIT/DMA Request On Receive//Transmit /WAIT/DMA Request Function WAIT/DMA Request Enable D7 D6 D5 D4 D3 D2 D1 D0 Write Register 4 Parity Enable 0 0 X1 Clock Mode 0 1 X16 Clock Mode 1 0 X32 Clock Mode 1 1 X64 Clock Mode Parity EVEN//ODD 0 0 Sync Modes Enable 0 1 1 Stop Bit/Character 1 0 1 1/2 Stop Bits/Character 1 1 2 Stop Bits/Character 0 0 8-Bit Sync Character 0 1 16-Bit Sync Character 1 0 SDLC Mode (01111110 Flag) 1 1 External Sync Mode Figure 52. Write Register Bit Functions D7 D6 D5 D4 D3 D2 D1 D0 Write Register 3 Rx Enable 0 0 Rx 5 Bits/Character 0 1 Rx 7 Bits/Character 1 0 Rx 6 Bits/Character 1 1 Rx 8 Bits/Character Sync Character Load Inhibit Address Search Mode (SDLC) Rx CRC Enable Enter Hunt Mode Auto Enables |
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