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PDF STC15W4K40S4 Data sheet ( Hoja de datos )
| Número de pieza | STC15W4K40S4 | |
| Descripción | MCU | |
| Fabricantes | STC MCU | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de STC15W4K40S4 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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STC15W4K32S4 series MCU
Data Sheet
1 page  
4.8 I/O Port Application Notes.............................................................. 186
4.9 Typical Transistor Control Circuit................................................... 187
4.10 Typical Diode Control Circuit....................................................... 187
4.11 How to Make I/O Port Low after MCU Reset............................... 187
4.12 Keyboard Scanning Circuit using I/O ports.................................. 188
4.13 Pin Function and Logic Turth Table of 74HC595......................... 189
4.14 Circuit Expanding I/O ports using 74HC595................................ 190
4.15 Circuit Driving 8-segment Digitron using 74HC595.................... 191
4.16 Demo Program of Driving 8-Segment Digitron............................ 192
—— Using common I/O ports to Control 74HC595.................... 192
4.17 Application Circuit using A/D Conversion to Scan Key .............. 199
4.18 Demo Program using I/O ports to Simulate I2C Interface............. 200
4.18.1 Master Mode using I/O ports to Simulate I2C Interface by Software...... 200
4.18.2 Slave Mode using I/O ports to Simulate I2C Interface by Software........ 203
Chapter 5. Instruction System......................................................206
5.1 Addressing Modes........................................................................... 206
5.1.1 Immediate Addressing................................................................................ 206
5.1.2 Direct Addressing....................................................................................... 206
5.1.3 Indirect Addressing.................................................................................... 206
5.1.4 Register Addressing................................................................................... 207
5.1.5 Inherent Addressing................................................................................... 207
5.1.6 Index Addressing....................................................................................... 207
5.1.7 Bit Addressing............................................................................................ 207
5.2 Instruction Set Summary................................................................. 208
5.3 Instruction Definitions of Traditional 8051 MCU........................... 214
Chapter 6 Interrupt System...........................................................251
6.1 Interrupt Structure........................................................................... 252
6.2 Interrupt Vector Address/Priority/Request Flag Table..................... 255
6.3 How to Declare Interrupt Function in Keil C.................................. 256
6.4 Interrupt Registers........................................................................... 257
6.5 Interrupt Priorities........................................................................... 266
6.6 Interrupt Handling........................................................................... 268
6.7 Interrupt Nesting.............................................................................. 270
5 Page 
Chapter 16 Compiler / ISP Programmer / Emulator.....................683
16.1 Compiler/Assembler and Head File.............................................. 683
16. ISP
.............................................................. 69
16..1 In-System-Programming (ISP)
................................................. 69
16..2 Application
............. 69
16..2.1 Application Circuit
.........................69
16..2.2 Application Circuit
...........69
16..2.3 Application
..........................
——P3.0/P3.1 of STC15W4K series and IAP15W4K58S4 connect directly with D-/D+ of USB.....
16.. PC
.............................................................
16.. How to Release
............................................................................ 7
16.. How to Encrypt User
er6.82................ 7
16.. Self-Defined
........................................... 7
16. Emulator of
................................................... 7
Chapter 17 How to Program Slave Chip by Master Chip............7
——the Slave Chip is only for STC15 series MCU..........7
Appendix A: Assembly Language Programming.........................7
Appendix B: 8051 C Programming..............................................7
Appendix C: Indirect addressing inner 256B RAM.....................7
Appendix D: Using Serial port to Expand I/O Ports....................7
Appendix E: LED Driven by an I/O port and Key Scan..............7
Appendix F: Notes of STC15 replacing Standard 8051...............7
Appendix G: Instruction Speed Boost Summary.........................7
Appendix H: How to reduce the Code Length by Keil C.............7
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet STC15W4K40S4.PDF ] | |
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