PFS154 datasheet(85/91 Pages) PADAUK

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PFS154

8bit MTP Type IO Controller

Page 85 of 91

PDK-DS-PFS154_CN_V105 –Jun. 9, 2020

8. Code Options

Option

Selection

Description

Security

Enable

MTP content is protected and program cannot be read back

Disable

MTP content is not protected so program can be read back

LVR

4.0V

Select LVR = 4.0V

3.5V

Select LVR = 3.5V

3.0V

Select LVR = 3.0V

2.75V

Select LVR = 2.75V

2.5V

Select LVR = 2.5V

2.2V

Select LVR = 2.2V

2.0V

Select LVR = 2.0V

1.8V

Select LVR = 1.8V

Boot-up_Time

Slow

Slow: 47mS@5V

Fast

Fast: 780uS@5V

Drive

Low

IO Low driving and sinking current

Normal

IO Normal driving and sinking current

LCD2

(please refer to

MISC.4)

Disable

VDD/2 bias voltage generator disabled, PB0 PA[0,3,4] are normal IO

pins

PB0_A034

VDD/2 bias voltage generator enabled, PB0 PA[0,3,4] are VDD/2 if

input mode

Comparator_Edge

All_Edge

The comparator will trigger an interrupt on the rising edge or falling

edge

Rising_Edge

The comparator will trigger an interrupt on the rising edge

Falling_Edge

The comparator will trigger an interrupt on the falling edge

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