NEC uPD98502 User Manual page 15

Network controller
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8.3.4
UARTIER (UART Interrupt Enable Register) ...............................................................................416
8.3.5
UARTDLL (UART Divisor Latch LSB Register) ...........................................................................416
8.3.6
UARTDLM (UART Divisor Latch MSB Register) .........................................................................417
8.3.7
UARTIIR (UART Interrupt ID Register) ........................................................................................418
8.3.8
UARTFCR (UART FIFO Control Register) ..................................................................................419
8.3.9
UARTLCR (UART Line Control Register) ....................................................................................420
8.3.10 UARTMCR (UART Modem Control Register)..............................................................................421
8.3.11 UARTLSR (UART Line Status Register)......................................................................................422
8.3.12 UARTMSR (UART Modem Status Register) ...............................................................................423
8.3.13 UARTSCR (UART Scratch Register)...........................................................................................423
TIMER.............................................................................................................................. 424
9.1
Overview ................................................................................................................................... 424
9.2
Block Diagram.......................................................................................................................... 424
9.3
Registers................................................................................................................................... 425
9.3.1
Register map ...............................................................................................................................425
9.3.2
TMMR (Timer Mode Register) .....................................................................................................425
9.3.3
TM0CSR (Timer CH0 Count Set Register) ..................................................................................426
9.3.4
TM1CSR (Timer CH1 Count Set Register) ..................................................................................426
9.3.5
TM0CCR (Timer CH0 Current Count Register) ...........................................................................426
9.3.6
TM1CCR (Timer CH1 Current Count Register) ...........................................................................426
CHAPTER 10 MICRO WIRE ................................................................................................................. 427
10.1 Overview ................................................................................................................................... 427
10.2 Operations ................................................................................................................................ 428
10.2.1 Data read at the power up load ...................................................................................................428
10.2.2 Accessing to EEPROM................................................................................................................428
10.3 Registers................................................................................................................................... 429
10.3.1 Register map ...............................................................................................................................429
10.3.2 ECCR (EEPROM Command Control Register) ...........................................................................429
10.3.3 ERDR (EEPROM Read Data Register) .......................................................................................429
10.3.4 MACAR1 (MAC Address Register 1) ...........................................................................................429
10.3.5 MACAR2 (MAC Address Register 2) ...........................................................................................429
10.3.6 MACAR3 (MAC Address Register 3) ...........................................................................................430
APPENDIX A MIPS III INSTRUCTION SET DETAILS...................................................................... 431
A.1 Instruction Notation Conventions........................................................................................ 431
A.2 Load and Store Instructions ................................................................................................ 433
A.3 Jump and Branch Instructions............................................................................................ 434
A.4 System Control Coprocessor (CP0) Instructions............................................................. 435
A.5 CPU Instruction....................................................................................................................... 435
A.6 CPU Instruction Opcode Bit Encoding .............................................................................. 588
4120A COPROCESSOR 0 HAZARDS.................................................................... 590
Preliminary User's Manual S15543EJ1V0UM
15

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