参数资料
型号: ST72T121J2B6
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 8 MHz, MICROCONTROLLER, PDIP42
封装: 0.600 INCH, SHRINK, PLASTIC, DIP-42
文件页数: 23/93页
文件大小: 597K
代理商: ST72T121J2B6
3/93
Table of Contents
5.3.2 Main Features . . . . . . .... . ... .. . . . . .... .... .. . .... .. . . . . . . ... .. . .... 33
5.3.3 Functional Description . . . . .... . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. 33
5.3.4 Low Power Modes
. . .... . ... .. . . . . . ... . ... .. . . ... .. . .... . ... .. . . ... 45
5.3.5 Interrupts . . . . . .... . . . . .. . . . . . . . . .... . ... .. .. .. . .... ... . . . . . . . . . . . . 45
5.3.6 Summary of Timer modes . . . . . . . . . . . . . . . . . .... .... ... . ... .. . . ... .. . . . 45
5.3.7 Register Description . . . . . . .... . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. 46
5.4 SERIAL COMMUNICATIONS INTERFACE (SCI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
5.4.1 Introduction . . . .... . . . . .. . . . . . . . . . . . . . ... ... . . . . . . . . . . ... .. .. . . . . . . 51
5.4.2 Main Features . . . . . . .... . ... .. . . . . .... .... .. . .... .. . . . . . . ... .. . .... 51
5.4.3 General Description . . . . . . .... . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. 51
5.4.4 Functional Description . . . . .... . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. 53
5.4.5 Low Power Modes . . . .... . ... .. . . . . .... .... .. . .... .. . . . . . . ... .. . . . . . 58
5.4.6 Interrupts . . . . . . . . . . . . . . . . . . . . . . . . .... . . . ... . . . . . . . . . . . . . ... ... . . . . 58
5.4.7 Register Description . . . . . . .... . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. 59
5.5 SERIAL PERIPHERAL INTERFACE (SPI) . . . . . . . . . . . . . . . . . . . . . . . . . .... . . ... .. 63
5.5.1 Introduction . . . .... . . . . .. . . . . . . . . . . . . . ... ... . . . . . . . . . . ... .. .. . . . . . . 63
5.5.2 Main Features . . . . . . .... . ... .. . . . . .... .... .. . .... .. . . . . . . ... .. . .... 63
5.5.3 General description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
5.5.4 Functional Description . . . . .... . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. 65
5.5.5 Low Power Modes . . . .... . ... .. . . . . .... .... .. . .... .. . . . . . . ... .. . . . . . 72
5.5.6 Interrupts . . . . . .... . . . . .. . . . . . . . . .... . ... .. .. .. . .... ... . . . . . . . . . . . . 72
5.5.7 Register Description . . . . . . .... . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. 73
6 INSTRUCTION SET . . . . . . . . . . . . . . . . . . . . . ... . . . . ... .. ... .. .. ... .. . ... .. . . ... . . 76
6.1 ST7 ADDRESSING MODES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
6.1.1 Inherent . . . . . . . . . . . .... . ... .. . . . . .... .... .. . . . . . . . . . . . . . ... .. . .... 77
6.1.2 Immediate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
6.1.3 Direct . .... .... ... . ... .. . . ... .. . . ... . ... .. . . . . .... .... .. . . . . . . . . . . 77
6.1.4 Indexed (No Offset, Short, Long) . . . . . . . . . . . . .... . . . .... .... .. . .... .. . . . 77
6.1.5 Indirect (Short, Long) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
6.1.6 Indirect Indexed (Short, Long) . . . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. 78
6.1.7 Relative Mode (Direct, Indirect) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
6.2 INSTRUCTION GROUPS . . . . . . . . . . . . . . . . .... . . . . .. . . . . . . . . . . . . . ... .. . .... 79
7 ELECTRICAL CHARACTERISTICS . . . . . . . . . . . . . . . . . . . .... .... ... . . . . . . . . ... .. . . . 82
7.1 ABSOLUTE MAXIMUM RATINGS . . . . . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. 82
7.2 RECOMMENDED OPERATING CONDITIONS . . . . . . .... .... ... . . . . . . . . ... .. . . . 83
7.3 DC ELECTRICAL CHARACTERISTICS . . . . . . . . . . . . . . . . . . . . . . . . . . . .... . . ... .. 84
7.4 RESET CHARACTERISTICS . . . . . . . . . . . . . .... . ... .. . . ... .. . . . . . . ... .. . . ... 85
7.5 OSCILLATOR CHARACTERISTICS . . . . . . . . . . . .... . . ... . . . . ... .. ... .. .. ... .. 85
7.6 PERIPHERAL CHARACTERISTICS . . . . . . . . . . ... . . . . . . . . . .... ... . . . . . . . . . . . . 85
8 GENERAL INFORMATION . . . . . . . . . . .... . . ... .. ... .. .. . . . . . . . ... .. .. .... . . ... .. 89
8.1 EPROM ERASURE . . . . . . . . . . . . . . . . . . . . . . . . . . . .... . ... ... . . . . . . . . ... .. .. . 89
8.2 PACKAGE MECHANICAL DATA . . . . . . . . . . . . . . . . . .... . . . . ... . ... .. . . ... .. . . . 90
8.3 ORDERING INFORMATION . . . . . . . . . . . . . .... . ... .. . . . . .... . . . . .. . . . . . . . . . . 92
9 SUMMARY OF CHANGES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
3
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ST72T121J2T6 功能描述:8位微控制器 -MCU OTP EPROM 8K SPI/SCI RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ST72T121J2T6S 制造商:STMicroelectronics 功能描述:
ST72T121J4B6 功能描述:8位微控制器 -MCU OTP EPROM 16K SPI/SC RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ST72T121J4T6 功能描述:8位微控制器 -MCU OTP EPROM 16K SPI/SC RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
ST72T121J4T6S 制造商:STMicroelectronics 功能描述: