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DS2148 датащи(PDF) 23 Page - Dallas Semiconductor |
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DS2148 датащи(HTML) 23 Page - Dallas Semiconductor |
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23 / 75 page ![]() DS2148/Q48 23 of 75 5.1 Register Map REGISTER MAP Table 5-1 ACRONYM REGISTER NAME R/W PARALLEL PORT MODE SERIAL PORT MODE See Notes 2–5 (msb) (lsb) CCR1 Common Control Register 1 R/W 00h B000 000A CCR2 Common Control Register 2 R/W 01h B000 001A CCR3 Common Control Register 3 R/W 02h B000 010A CCR4 Common Control Register 4 R/W 03h B000 011A CCR5 Common Control Register 5 R/W 04h B000 100A CCR6 Common Control Register 6 R/W 05h B000 101A SR Status Register R 06h B000 110A IMR Interrupt Mask Register R/W 07h B000 111A RIR1 Receive Information Register 1 R 08h B001 000A RIR2 Receive Information Register 2 R 09h B001 001A IBCC In-Band Code Control Register R/W 0Ah B001 010A TCD1 Transmit Code Definition Register 1 R/W 0Bh B001 011A TCD2 Transmit Code Definition Register 2 R/W 0Ch B001 100A RUPCD1 Receive Up Code Definition Register 1 R/W 0Dh B001 101A RUPCD2 Receive Up Code Definition Register 2 R/W 0Eh B001 110A RDNCD1 Receive Down Code Definition Register 1 R/W 0Fh B001 111A RDNCD2 Receive Down Code Definition Register 2 R/W 10h B010 000A ECR1 Error Count Register 1 R 11h B010 001A ECR2 Error Count Register 2 R 12h B010 010A TEST1 Test 1 R/W 13h B010 011A TEST2 Test 2 R/W 14h B010 100A TEST3 Test 3 R/W 15h B010 101A – – – Note 1 – NOTES: 1) Register addresses 16h to 1Fh do not exist. 2) In the Serial Port Mode, the LSB is on the right hand side. 3) In the Serial Port Mode, data is read and written LSB first. 4) In the Serial Port Mode, the A bit (the LSB) determines whether the access is a read (A = 1) or a write (A = 0). 5) In the Serial Port Mode, the B bit (the MSB) determines whether the access is a burst access (B = 1) or a single register access (B = 0). |
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