HDM8515 datasheet(60/75 Pages) HYNIX

60 / 75 page

N Divider Ratio

It defines a reference divider with a divider ratio N. The default value is

01h

Charge pump bias current control vector

Bits [3:0]. The default value is 1.

DiSEqC message frame byte

It defines the format of frame in DiSEqC message

DiSEqC message address byte

It defines the format of slave address in DiSEqC message

DiSEqC message command byte

It defines the format of command in DiSEqC message.

2C, 2D, 2E, 2F, 30

DiSEqC message data byte(s)

For some DiSEqC message, additional data is carried in one or more

subsequent data byte(s).

DiSEqC Mode Control

Bit 0. DiSEqC By-pass

When this bit is set to 1, the function of DiSEqC interface is disabled.

When this bit is set to 0, DiSEqC interface is enabled, The default is 1.

Bits [3:1] DiSEqC mode

It determines one of following DiSEqC modes.

0: 22KHz off

1: 22KHz on continuous

2: Burst mode - on for 12.5ms =’0’

3: Burst mode - modulated 1:2 for 12.5ms =’1’

4: Modulated with bytes from DiSEqC instruction.

5-7: Reserved

Bits [7:4] DiSEqC message length

Number of byte in DiSEqC instruction, to output on DISEQC pin.

HDM8515 Datasheet(PDF) 60 Page - Hynix Semiconductor