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9.1 Register summary

Table 4.

Internal registers summary

Register

address

Register

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

R/W

Default

value

General register set

0x00

BRG0

bit 7

bit 6

bit 5

bit 4

bit 3

bit 2

bit 1

bit 0

R/W

0xF0

0x01

BRG1

bit 7

bit 6

bit 5

bit 4

bit 3

bit 2

bit 1

bit 0

R/W

0x02

0x02

PortConf1

GPIO3.1

GPIO3.0

GPIO2.1

GPIO2.0

GPIO1.1

GPIO1.0

GPIO0.1

GPIO0.0

R/W

0x55

0x03

PortConf2

GPIO7.1

GPIO7.0

GPIO6.1

GPIO6.0

GPIO5.1

GPIO5.0

GPIO4.1

GPIO4.0

R/W

0x55

0x04

IOState

GPIO7

GPIO6

GPIO5

GPIO4

GPIO3

GPIO2

GPIO1

GPIO0

R/W

0x0F

0x05

reserved

bit 7

bit 6

bit 5

bit 4

bit 3

bit 2

bit 1

bit 0

-

0x00

0x06

I2CAdr

bit 7

bit 6

bit 5

bit 4

bit 3

bit 2

bit 1

bit 0

R/W

0x26

0x07

I2CClkL

bit 7

bit 6

bit 5

bit 4

bit 3

bit 2

bit 1

bit 0

R/W

0x13

0x08

I2CClkH

bit 7

bit 6

bit 5

bit 4

bit 3

bit 2

bit 1

bit 0

R/W

0x13

0x09

I2CTO

TO7

TO6

TO5

TO4

TO3

TO2

TO1

TE

R/W

0x66

0x0A

I2CStat

1

1

1

1

I2CStat[3]

I2CStat[2]

I2CStat[1]

I2CStat[0]

R

0xF0