参数资料
型号: ST72T141K2B1XXX
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, PDIP32
封装: 0.400 INCH, SHRINK, PLASTIC, DIP-32
文件页数: 97/132页
文件大小: 823K
代理商: ST72T141K2B1XXX
ST72141K
67/132
MOTOR CONTROLLER (Cont’d)
8.1.7 Register Description
TIMER COUNTER REGISTER (MTIM)
Read/Write
Reset Value: 0000 0000 (00h)
Bits 7:0 = T[7:0]:
MTIM Counter Value.
These bits contain the current value of the 8-bit up
counter.
CAPTURE Zn-1 REGISTER (MZPRV)
Read/Write
Reset Value: 0000 0000 (00h)
Bits 7:0 = ZP[7:0]:
Previous Z Value.
These bits contain the previous captured BEMF
value (ZN-1).
CAPTURE Zn REGISTER (MZREG)
Read/Write
Reset Value: 0000 0000 (00h)
Bits 7:0 = ZC[7:0]:
Current Z Value.
These bits contain the current captured BEMF val-
ue (ZN).
COMPARE Cn+1 REGISTER (MCOMP)
Read/Write
Reset Value: 0000 0000 (00h)
Bits 7:0 = DC[7:0]:
Next Compare Value.
These bits contain the compare value for the next
commutation (CN+1).
DEMAGNETIZATION REGISTER (MDREG)
Read/Write
Reset Value: 0000 0000 (00h)
Bits 7:0 = DN[7:0]:
D Value.
These bits contain the compare value for software
demagnetization (DN) and the captured value for
hardware demagnetization (DH).
AN WEIGHT REGISTER (MWGHT)
Read/Write
Reset Value: 0000 0000 (00h)
Bits 7:0 = AN[7:0]:
A Weight Value.
These bits contain the AN weight value for the mul-
tiplier. In autoswitched mode the MCOMP register
is automatically loaded with:
when a Z event occurs.
(*) depending on the DCB bit in the MCRA regis-
ter.
PRESCALER & SAMPLING REGISTER
(MPRSR)
Read/Write
Reset Value: 0000 0000 (00h)
Bits 7:4 = SA[3:0]:
Sampling Ratio.
These bits contain the sampling ratio value for cur-
rent mode. Refer to Table 23.
Bits 3:0 = ST[3:0]:
Step Ratio.
These bits contain the step ratio value. It acts as a
prescaler for the MTIM timer and is auto incre-
mented/decremented with each R+ or R- event.
Refer to Table 20.
70
T7
T6
T5
T4
T3
T2
T1
T0
70
ZP7
ZP6
ZP5
ZP4
ZP3
ZP2
ZP1
ZP0
70
ZC7
ZC6
ZC5
ZC4
ZC3
ZC2
ZC1
ZC0
70
DC7
DC6
DC5
DC4
DC3
DC2
DC1
DC0
70
DN7
DN6
DN5
DN4
DN3
DN2
DN1
DN0
70
AN7
AN6
AN5
AN4
AN3
AN2
AN1
AN0
70
SA3
SA2
SA1
SA0
ST3
ST2
ST1
ST0
Zn x MWGHT
32(d)
or
Z
N
-1 x MWGHT
32(d)
(*)
相关PDF资料
PDF描述
ST72141K2M1/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDSO34
ST72251G2B6/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP32
ST72251G2M1/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDSO28
ST72251G1M6/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDSO28
ST72251G1M1/XXX 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDSO28
相关代理商/技术参数
参数描述
ST72T141K2B6 功能描述:8位微控制器 -MCU OTP EPROM 8K SPI 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
ST72T141K2M6 功能描述:8位微控制器 -MCU OTP EPROM 8K SPI 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
ST72T212G2B6 功能描述:8位微控制器 -MCU OTP EPROM 8K SPI 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
ST72T212G2M6 功能描述:8位微控制器 -MCU OTP EPROM 8K SPI 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
ST72T213G1B6 功能描述:8位微控制器 -MCU OTP EPROM 4K SPI 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