... Yes, you're right. I've already found out that I forgot to set the SP somewhere else! As I said in my next message, sometimes I forgot that when you use...
Ciao.. Ho alcuni problemi con la comunicazione seriale… quando a vado inviare un semplice carattere.. (da mcu via rs232 a hyper terminal) sul video non...
... Il terminal non mi risulta che possa leggere caratteri binari.......solo ASCII Se ti interessa ho un terminal che gira in dos che legge anche i binari Ciao...
Bruno Benente
bruno.benente@...
Jun 1, 2005 9:50 am
1604
This message is in Italian and English. Please scroll down for the English version. ... Questo messaggio viene spedito automaticamente ogni mese dalla mailing...
8052@yahoogroups.com
Jun 1, 2005 9:59 am
1605
Scusa ma mi hai confuso... Io invio un carattere ascii... al micro lo comunico in forma (Esadecimale) ma il carattere e ascii ad esempio (0x4B=K)... o mi...
Se tutta la configurazione della seriale è corretta (modo /preset timer ecc..) Se hai un oscilloscpio prova così Invia sempre il carattere 0x55= 'U' Sulla...
;this is an test of serial comunucation pc term90.exe [in NC] and MCU mcs51 with line driver max232 ;no interrupts ;settings in term90: 2400,8,E,1 no flow...
... Non volevo complicarti l'esistenza.....siccome in una applicazione avevo l'esigenza di inviare 4 byte con valori binari da 0 a 255 ...con il terminal non...
Bruno Benente
bruno.benente@...
Jun 2, 2005 3:03 pm
1609
hi this is mahesh i am woring on one project where i want 2 communicate with pc using at 89c2051 pls help me . i want some hardware idea too for modbus regards...
hi, I want to know - why in 8051 register addressing, an instruction like MOV R1,R2 is not permissible,while giving instruction like MOV 24h,56h is quitly...
data transfer reg to reg is not possibilem [ mov Rn,Rn} data transfer ram to ram is ok [mov direct,direct] see list of instructions set intel or atmel MCS 51...
... If you use (Keil ASM syntax) mov AR1, AR2 or (better) mov R1, AR2 it works, exactly like "MOV 24h,56h". ("ARn" is the "Absolute Address" of the register). ...
"s_watigaur" <s_watigaur@...> wrote ... because the addressing modes are different. In MOV 24H,56H you are using direct addressing and both addresses are...
hi mahesh gurav, you have not define your difficulty, please tell me what is your problem Things to remember, -> You must have correct details of serial port...
Someone work with the uPSD32xxx ? I am starting new project with USB interface. Without one usb connection my USB interrupt is called periodically every 160us....
Hello everybody, I am currently working with Cygnal's C8051F022....I am using the Port 0 for serial communication My F022 acts as the SPI master. My SPI is...
Hi Mahathi I work with another small "cygnal" (silabs F330) micro. But the I/O architecture is similar. Have you configured also the XBRx regs ? You moust...
XBAR0 is ok for your micro NSS is an input (if mixcro is spi slave == Chip select if is spi master disable master communication) Exec this simple test: ...
Hi Diego, Thanks for replying. I havent connected the NSS. My micro is the MASTER so I dont have to connect it. Right now my SPI0CFG register has 007h Inorder...
My idea is SPI0CFG = 0x007 SPI0CN = 0x03 SCLK is low SPI0CN = 0x02 SPI0CFG = 0x47 SPI0CN = 0x03 SCLK is high but if transfer clk is correct forget this...
This is a differnt method of sending data to the slave right? ... === message truncated === __________________________________________________ Do You Yahoo!? ...
Hi Diego, I have changed the polarity of the clock.. I am able to see the 16 clocks when I place data in the spi0dat register. I have also tried the loop where...
Ok 1.- The component on the other side of the spi ? fpga ? (the SCK polarity and the SCK phase are correct for the fpga spi) 2.- You tx data 03h xxh and you...
Hey..no problem...I really appreciate you helping me out..Please dont worry about the english...I am able to follow you...If not I shall ask you....Thankyou 1)...
I am doing this work using 8051 microcontroller. Actually i have to receive data on P3 using GPS on baudrate 4800 and reshape the data (adding some protocols)...
Hello, I am actually using two interrupts in my code...INT0 and INT1...These are totally for different purposes.... But will these interfere somehow with my...
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