:::
Browsing this Thread:
2 Anonymous Users
|
Re: Question for writing to flash program memory
|
||||
|---|---|---|---|---|
|
高級會員
 
|
這是我寫的範例,可以參考ㄧ下!!
--------------------------------------- #include <p18F4620.h> #include <delays.h> #include <usart.h> void ERASEPGM(unsigned short long Address) { // --- Erase --- EECON1bits.EEPGD=1; // PG Memory EECON1bits.CFGS=0; EECON1bits.WREN=1; EECON1bits.FREE=1; INTCONbits.GIE=0; EECON2=0x55; EECON2=0xAA; EECON1bits.WR=1; INTCONbits.GIE=1; // ------------- } void WritePGM(unsigned char data,unsigned short long Address) { TABLAT=data; // data _asm tblwt // Table Read _endasm EECON1bits.EEPGD=1; EECON1bits.CFGS=0; EECON1bits.WREN=1; INTCONbits.GIE=0; EECON2=0x55; EECON2=0xAA; EECON1bits.WR=1; INTCONbits.GIE=1; EECON1bits.WREN=0; TBLPTR++; } // ---------- EEPROM --------------------------- void WriteEEPROM(unsigned char data,unsigned short long Address) { EEADR=Address; EEDATA=data; EECON1bits.EEPGD=0; // EEPROM EECON1bits.CFGS=0; EECON1bits.WREN=1; INTCONbits.GIE=0; EECON2=0x55; EECON2=0xAA; EECON1bits.WR=1; INTCONbits.GIE=1; EECON1bits.WREN=0; }
發表於: 2005/12/8 16:14
|
|||
|
||||
|
Re: Question for writing to flash program memory
|
||||
|---|---|---|---|---|
|
新會員
 
|
謝謝版主的回答
發表於: 2005/12/8 13:26
|
|||
|
||||
|
Re: Question for writing to flash program memory
|
||||
|---|---|---|---|---|
|
版主
 
|
可以使用嵌入是組合語言方式使用TBLWT* 指令。參考 W401 教育訓練第七章。
AN851 可以參考 : http://www.microchip.com/stellent/idc ... eId=1824&appnote=en012031
發表於: 2005/12/7 16:46
|
|||
|
||||
|
Question for writing to flash program memory
|
||||
|---|---|---|---|---|
|
新會員
|
大家好:
在18F4520中,datasheet寫要用TBLWT加*指令才能 寫入,如果用C寫的話,不知如何寫入呢?  謝謝大家的回答喔
發表於: 2005/12/7 14:59
|
|||
|
||||
You can view topic.
你 不可以 發起新主題
You cannot reply to posts.
You cannot edit your posts.
You cannot delete your posts.
You cannot add new polls.
You cannot vote in polls.
You cannot attach files to posts.
You cannot post without approval.
You cannot use topic type.
You cannot use HTML syntax.
You cannot use signature.
You cannot create PDF files.
You cannot get print page.
