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STC
STC

12LE5A60S2 Datasheet Preview

12LE5A60S2 Datasheet

STC12LE5A60S2

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12LE5A60S2 pdf
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SSTTCSC1T12C2LCE5D5MAAa6Ct6a0U0SSS2h2LseseeiemrtriieiteessdM.MCCUU
STC MCU Limited
www.STCMCU.com
STC MCU Limited.
Update date: 2011-7-15
websitewww.STCMCU.com

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STC
STC

12LE5A60S2 Datasheet Preview

12LE5A60S2 Datasheet

STC12LE5A60S2

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12LE5A60S2 pdf
CONTENTS
Chapter 1. Introduction.................................................................8
1.1 Features................................................................................................... 8
1.2 Block diagram......................................................................................... 9
1.3 Pin Configurations ............................................................................... 10
1.4 STC12C5A60S2 series Selection Table................................................ 13
1.5 STC12C5A60S2 series Minimum Application System........................ 16
1.6 STC12C5A60S2 series Application Circuit for ISP............................. 18
1.7 Pin Descriptions.................................................................................... 20
1.8 Package Dimension Drawings.............................................................. 21
1.9 STC12C5A60S2 series MCU naming rules.......................................... 26
ited1.10 Global Unique Identification Number (ID)........................................ 27
LimChapter 2. Clock, Power Management and Reset.....................30
2.1 Clock..................................................................................................... 30
CU2.1.1 On-Chip R/C Clock and External Crystal/Clcok are Optional in STC-ISP.exe .. 30
2.1.2 Divider for System Clock .................................................................................... 31
M2.1.3 How to Know Internal RC Oscillator frequency(Internal clock frequency) ....... 32
2.1.4 Programmable Clock Output................................................................................ 35
STC2.1.4.1 Timer 0 Programmable Clock-out on P3.4.........................................................................37
2.1.4.2 Timer 1 Programmable Clock-out on P3.5.........................................................................38
2.1.4.3 Baud Rate Generator and Programmable Clock Output on P1.0........................................38
2.2 Power Management Modes................................................................... 39
2.2.1 Slow Down Mode................................................................................................. 40
2.2.2 Idle Mode............................................................................................................. 41
2.2.3 Stop / Power Down (PD) Mode........................................................................... 42
2.3 RESET Sources..................................................................................... 48
2.3.2 External Low Voltage Detection Reset (high reliable Reset, RST2 pin Reset)... 49
2.3.3 External Low Voltage Detection if not be used RST2 can be as Interrupt........... 50
2.3.4 Software RESET.................................................................................................. 54
2.3.5 Power-On Reset (POR)........................................................................................ 54
2.3.5 MAX810 power-on-Reset delay.......................................................................... 55
2.3.3 Watch-Dog-Timer................................................................................................. 56
2.3.8 Warm Boot and Cold Boot Reset......................................................................... 60
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Part Number 12LE5A60S2
Description STC12LE5A60S2
Maker STC
Total Page 30 Pages
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12LE5A60S2 pdf
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