ST72321AR7-Auto datasheet(11/243 Pages) STMICROELECTRONICS

Part #	ST72321AR7-Auto

Description	PLL for 2x frequency multiplication

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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11 / 243 page

ST72321xx-Auto

Contents

Doc ID 13829 Rev 1

11/243

22.1.7

SCI wrong break duration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239

22.1.8

16-bit timer PWM mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239

22.1.9

TIMD set simultaneously with OC interrupt . . . . . . . . . . . . . . . . . . . . . 240

22.1.10 I2C multimaster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240

22.1.11 Readout protection with LVD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240

22.2

All Flash devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240

22.2.1

Internal RC oscillator with LVD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240

22.3

Limitations specific to ROM devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240

22.3.1

LVD operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240

22.3.2

LVD startup behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241

22.3.3

AVD not supported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241

22.3.4

Internal RC oscillator operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241

22.3.5

External clock source with PLL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241

22.3.6

Pull-up not present on PE2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241

22.3.7

Readout protection with LVD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241

23

Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242

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