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Rainbow Electronics W90P710CDG User Manual

Page 156

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W90P710CD/W90P710CDG

- 156 -

Finite State Machine Register 1 (FSM1)

The FSM1 shows the current value of the FSM (Finite State Machine) of the function module in EMC.
The FSM1 is read only and write to it has no effect. The FSM1 is used only for debug.

Register

Address

R/W

Description

Reset Value

FSM1

0xFFF0_320C

R

Finite State Machine Register 1

0x1100_0100

31

30

29

28

27

26

25

24

Reserved

ARB_FSM TxPause_FSM

23

22

21

20

19

18

17

16

Reserved

15

14

13

12

11

10

9

8

Reserved AHB_FSM

7

6

5

4

3

2

1

0

Reserved

BITS

DESCRIPTIONS

[31] Reserved -

[30:28]

ARB_FSM

Internal Arbiter FSM

[27:24]

TxPause_FSM Transmit PAUSE Control Frame FSM

[23:14] Reserved -

[13:8]

AHB_FSM

[13:8]: AHB Master FSM

[7:0]

RESERVED

-

Debug Configuration Register (DCR)

The DCR is for debug only to multiplex different signal group out. In FPGA emulation, the signals are
outputted to probe pins in emulation board. In real chip, the signals are outputted through the GPIO
pins.

Register

Address

R/W

Description

Reset Value

DCR

0xFFF0_3210 R/W

Debug Configuration Register

0x0000_003f