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Rainbow Electronics AT76C551 User Manual

Page 44

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44

AT76C551

1612D–08/01

1: 23 Frequency Hop System

• Bit0 – HopSelEnable_Busy

Set by firmware and enables hardware frequency pointer calculation. Cleared by hardware
when calculation is finished

Note:

Default Value: 00000000 hex

hopSel_ABCDE

addr: 600074 hex

RW

32 bits

• Bits 31..30 – Reserved

• Bits 29..25 – A[4:0]

Hop kernel register A

• Bits 24..21 – B[4:0]

Hop kernel register B

• Bits 20..16 – C[4:0]

Hop kernel register C

• Bits 25..7 – D[4:0]

Hop kernel register D

• Bits 6..0 – E[4:0]

Hop kernel register E

Note:

Default Value: 00000000 hex

hopSel_FXY1Y2

addr: 600078 hex

RW

32 bits

• Bits 31..30 – Reserved

• Bits 29..25 – F[4:0]

Hop kernel register F

• Bits 24..21 – X4:0]

Hop kernel register X

• Bits 20..16 – Y14:0]

Hop kernel register Y1

• Bits 25..7 – Y24:0]

Hop kernel register Y2

Note:

Default Value: 00000000 hex

RxFrontReg

addr: 60007C hex

W

32 bits

Bits 31..24 – Reserved

• Bits 22..20 – RxFront_n_C[3:0]

• Bits 18..16 – RxFront_n_A[3:0]

• Bits 15..8 – RxFrontThresh_A[7:0]

• Bits 7..0 – RxFrontThreshB[7:0]

Note:

Default Value: 00000000 hex