RM0016 datasheet(94/467 Pages) STMICROELECTRONICS

전자부품 데이터시트 검색엔진

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RM0016 데이터시트(PDF) 94 Page - STMicroelectronics

부품명	RM0016

상세설명	STM8S Series and STM8AF Series 8-bit microcontrollers

PDF	467 Pages

Scroll/Zoom	100%

제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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94 / 467 page

Clock control (CLK)

RM0016

94/467

DocID14587 Rev 14

9.9.6

Clock divider register (CLK_CKDIVR)

Address offset: 0x06

Reset value: 0x18

654

3210

Reserved

HSIDIV[1:0]

CPUDIV[2:0]

rwrw

Bits 7:5 Reserved, must be kept cleared.

Bits 4:3 HSIDIV[1:0]: High speed internal clock prescaler

These bits are written by software to define the HSI prescaling factor.

00: fHSI= fHSI RC output

01: fHSI= fHSI RC output/2

10: fHSI= fHSI RC output/4

11: fHSI= fHSI RC output/8

Bits 2:0 CPUDIV[2:0]: CPU clock prescaler

These bits are written by software to define the CPU clock prescaling factor.

000: fCPU=fMASTER

001: fCPU=fMASTER/2

010: fCPU=fMASTER/4

011: fCPU=fMASTER/8

100: fCPU=fMASTER/16

101: fCPU=fMASTER/32

110: fCPU=fMASTER/64

111: fCPU=fMASTER/128

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