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EM78P451SWM Datasheet(PDF) 29 Page - ELAN Microelectronics Corp

Part # EM78P451SWM
Description  8-Bit Microcontroller with OTP ROM
PDF  54 Pages
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Manufacturer  EMC [ELAN Microelectronics Corp]
Direct Link  http://www.emc.com.tw
Logo EMC - ELAN Microelectronics Corp

EM78P451SWM Datasheet(HTML) 29 Page - ELAN Microelectronics Corp

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EM78P451S
8-Bit Microcontroller with OTP ROM
Product Specification (V1.0) 06.01.2004
• 25
(This specification is subject to change without further notice)
Fig. 14 SPI Mode with /SS Enable
4.5.6 Software Application of SPI
Example for SPI:
For Master
ORG 0X0
SETTING:
CLRA
IOW 0X05
;Set Port5 output
IOW 0X06
;Set Port6 output
MOV 0X05,A
MOV A,@0B11001111
;Set prescaler for WDT
CONTW
MOV A,@0B00010001
;Disable wakeup function
IOW 0X0E
MOV A,@0B00000000
;Disable interrupt
IOW 0X0F
MOV A,@0x07
;SDI input and SDO, SCK output
IOW 0x09
MOV A,@0B10000000
;Clear RBF and RBFIF flag



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