P9221-R_17 datasheet(26/35 Pages) IDT

26 / 35 page

P9221-R Datasheet

April 4, 2017

Table 15. End Power Transfer

The application processor initiates the end power transfer (EPT).

Address and Bit

R/W

Default

Function and Description

3BHEX [7:0]

EPT_Code

R/W

00HEX

EPT_Code sent to transmitter.

Table 16. Read Register – Output Voltage

VOUT=

ADC_VOUT ∗ 6 ∗ 2.1

4095

Address and Bit

R/W

Default

Function and Description

3CHEX [7:0]

ADC_VOUT [7:0]

00HEX

8 LSB of VOUT ADC value.

3DHEX [7:4]

Reserved

0HEX

Reserved.

3DHEX [3:0]

ADC_VOUT [11:8]

0HEX

4 MSB of VOUT ADC value.

Table 17. Read Register – VRECT Voltage

VRECT =

ADC_VRECT ∗ 10 ∗ 2.1

4095

Address and Bit

R/W

Default

Function and Description

40HEX [7:0]

ADC_VRECT [7:0]

–

8 LSB of VRECT ADC value.

41HEX [7:4]

Reserved

0HEX

Reserved

41HEX [3:0]

ADC_VRECT [11:8]

–

4 MSB of VRECT ADC value.

Table 18. Read Register – IOUT Current

IOUT=

RX_IOUT ∗ 2 ∗ 2.1

4095

Address and Bit

R/W

Default

Function and Description

44HEX [7:0]

RX_IOUT [7:0]

RHEX

–

8 LSB of IOUT. Output current in mA.

45HEX [7:0]

RX_IOUT [15:8]

RHEX

–

8 MSB of IOUT. Output current in mA

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