PIC17C752 Datasheet

  • PIC17C752

  • High-Performance 8-bit CMOS EPROM Microcontrollers with 10-b...

  • 3053.02KB

  • 304页

  • Microchip   Microchip

扫码查看芯片数据手册

上传产品规格书

PDF预览

PIC17C75X
Example 9-3 shows the sequence to do a 16 x 16
unsigned multiply. Equation 9-1 shows the algorithm
that is used. The 32-bit result is stored in 4 registers
RES3:RES0.
EXAMPLE 9-3:
MOVFP
MULWF
MOVPF
MOVPF
;
MOVFP
MULWF
MOVPF
MOVPF
;
MOVFP
MULWF
MOVFP
ADDWF
MOVFP
ADDWFC
CLRF
ADDWFC
;
MOVFP
MULWF
MOVFP
ADDWF
MOVFP
ADDWFC
CLRF
ADDWFC
16 x 16 UNSIGNED
MULTIPLY ROUTINE
EQUATION 9-1:
16 x 16 UNSIGNED
MULTIPLICATION
ALGORITHM
ARG1H:ARG1L
鈥?/div>
ARG2H:ARG2L
(ARG1H
鈥?/div>
ARG2H
鈥?/div>
2
16
)
(ARG1H
鈥?/div>
ARG2L
鈥?/div>
2
8
)
(ARG1L
鈥?/div>
ARG2H
鈥?/div>
2
8
)
(ARG1L
鈥?/div>
ARG2L)
+
+
+
ARG1L, WREG
ARG2L
; ARG1L * ARG2L ->
;
PRODH:PRODL
PRODH, RES1 ;
PRODL, RES0 ;
ARG1H, WREG
ARG2H
; ARG1H * ARG2H ->
;
PRODH:PRODL
PRODH, RES3 ;
PRODL, RES2 ;
ARG1L, WREG
ARG2H
; ARG1L * ARG2H ->
;
PRODH:PRODL
PRODL, WREG ;
RES1, F
; Add cross
PRODH, WREG ;
products
RES2, F
;
WREG, F
;
RES3, F
;
ARG1H, WREG ;
ARG2L
; ARG1H * ARG2L ->
;
PRODH:PRODL
PRODL, WREG ;
RES1, F
; Add cross
PRODH, WREG ;
products
RES2, F
;
WREG, F
;
RES3, F
;
RES3:RES0
=
=
DS30264A-page 62
Preliminary
1997 Microchip Technology Inc.

PIC17C752相关型号PDF文件下载

  • 型号
    版本
    描述
    厂商
    下载
  • 英文版
    8-Pin FLASH-Based 8-Bit CMOS Microcontrollers
    MICROCHIP
  • 英文版
    8-Pin, 8-Bit CMOS Microcontroller with EEPROM Data Memory
    MICROCHIP ...
  • 英文版
    8-Pin, 8-Bit CMOS Microcontroller with A/D Converter and EEP...
    MICROCHIP ...
  • 英文版
    8-Pin, 8-Bit CMOS Microcontrollers
    MICROCHIP ...
  • 英文版
    EPROM Memory Programming Specification
    MICROCHIP ...
  • 英文版
    8-Pin FLASH-Based 8-Bit CMOS Microcontrollers
    MICROCHIP ...
  • 英文版
    Microcontroller
    MICROCHIP
  • 英文版
    Microcontroller 
    Microchip
  • 英文版
    Microcontroller
    ETC
  • 英文版
    EPROM-Based 8-Bit CMOS Microcontroller
    MICROCHIP
  • 英文版
    8-Pin, 8-Bit CMOS Microcontrollers
    MICROCHIP
  • 英文版
    8-Pin, 8-Bit CMOS Microcontrollers
    MICROCHIP ...
  • 英文版
    ETC
  • 英文版
    EPROM Memory Programming Specification
    MICROCHIP
  • 英文版
    EPROM Memory Programming Specification
    MICROCHIP ...
  • 英文版
    28-Pin Programmable Mixed Signal Controller
    Microchip
  • 英文版
    EPROM Memory Programming Specification
    Microchip
  • 英文版
    Microcontroller
    ETC
  • 英文版
    Microcontroller
    ETC
  • 英文版
    EPROM/ROM-Based 8-Bit CMOS Microcontroller Series
    MICROCHIP

扫码下载APP,
一键连接广大的电子世界。

在线人工客服

买家服务:
卖家服务:

0571-85317607

客服在线时间周一至周五
9:00-17:30

关注官方微信号,
第一时间获取资讯。

建议反馈

联系人:

联系方式:

按住滑块,拖拽到最右边
>>
感谢您向阿库提出的宝贵意见,您的参与是维库提升服务的动力!意见一经采纳,将有感恩红包奉上哦!