ADATE304BBCZ datasheet(46/51 Pages) AD

46 / 51 page

ADATE304

Data Sheet

Rev. C | Page 46 of 51

Transition from PMU Force Current Mode to PMU Force

Voltage Mode

Step 1. Table 46 lists the state of the registers in force current mode.

Table 46.

Bits

Setting

PE/PMU Enable Register, ADDR[4:0] = 0x0C

DATA[2]

PMU State Register, ADDR[4:0] = 0x0E

DATA[9:8]

DATA[7]

DATA[6]

DATA[5]

DATA[4]

DATA[3]

DATA[2:0]

XXX

Step 2. Write to Register ADDR[4:0] = 0x0E (see Table 47).

Table 47.

Bits

Setting

Comments

PMU State Register,

ADDR[4:0] = 0x0E

DATA[9:8]

Set DUTGND input

selection

DATA[7]

DATA[6]

DATA[5]

DATA[4]

DATA[3]

Set to force

voltage mode

DATA[2:0]

XXX

Set to the desired

current range

Step 3. Write to Register ADDR[4:0] = 0x0B (see Table 48).

Table 48.

Bits

Setting

Comments

VIN 16-Bit DAC,

ADDR[4:0] = 0x0B

DATA[15:0]

Update the VIN

16-Bit DAC

desired value

Step 4. Write to Register ADDR[4:0] = 0x0E (see Table 49).

Table 49.

Bits

Setting

Comments

PMU State Register,

ADDR[4:0] = 0x0E

DATA[9:8]

Set VIN input

selection

DATA[7]

DATA[6]

DATA[5]

DATA[4]

DATA[3]

Force voltage

mode

DATA[2:0]

XXX

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