ST72652 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST72652

LOW-POWER, FULL-SPEED USB 8-BIT MCU WITH 32K FLASH, 5K RAM, FLASH CARD I/F, TIMER, PWM, ADC, I2C, SPI

STMicroelectronics 

PWM/BRM GENERATOR (Cont’d)

Figure 56. Simplified Filtered Voltage Output Schematic with BRM Added

=

=

VDD

PWMOUT

0V

VDD

OUTPUT

VOLTAGE

ST7265x

BRM = 1

BRM = 0

0V

TCPU

BRM

EXTENDED PULSE

Figure 57. Graphical Representation of 4-Bit BRM Added Pulse Positions

BRM VALUE

PWM Pulse Number (0-15)

0

1

2

3

4

5

6

7

8

9 10 11 12 13 14 15

0001 bit0=1

0010 bit1=1

0100 bit2=1

1000 bit3=1

Examples

0110

1111

95/166

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