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ST72345C4 데이터시트(PDF) 8 Page - STMicroelectronics

부품명 ST72345C4
상세설명  SCI asynchronous serial interface
PDF  247 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72345C4 데이터시트(HTML) 8 Page - STMicroelectronics

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Contents
ST72344xx, ST2345xx
8/247
Doc ID 12321 Rev 6
15.2
Device ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
15.3
Development tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
15.3.1
Starter kits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
15.3.2
Development and debugging tools . . . . . . . . . . . . . . . . . . . . . . . . . . . 237
15.3.3
Programming tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 237
15.3.4
Order codes for ST72F34x development tools . . . . . . . . . . . . . . . . . . 238
16
Known limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
16.1
External interrupt missed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
16.1.1
Workaround . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
16.1.2
Unexpected reset fetch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
16.2
Clearing active interrupts outside interrupt routine . . . . . . . . . . . . . . . . . 241
16.3
16-bit timer PWM mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242
16.4
TIMD set simultaneously with OC interrupt . . . . . . . . . . . . . . . . . . . . . . 242
16.4.1
Impact on the application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242
16.4.2
Workaround . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242
16.5
SCI wrong break duration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242
16.5.1
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242
16.5.2
Occurrence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
16.5.3
Workaround . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
16.6
Random read operations not supported with the standard I²C . . . . . . . 243
16.6.1
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
16.6.2
Occurrence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
16.6.3
Workaround . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
16.7
Programming of EEPROM data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
16.7.1
Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
16.7.2
Impact on application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
16.7.3
Workaround . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244
17
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 245



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