02-12-2013, 06:05 AM
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Senior Member
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تاريخ التسجيل: Sep 2012
المشاركات: 721,669
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interface Java c#
interface Java c#
, , "interface" .
•
"protocol" : – – .
:-
USB , SErail, Parallel , SPI , I2C , HTTP, PS/2,…etc))
, USB, SErail, .
• SErail
.
: " "Hot Swapable : "PS/2" USB .
SErail USB USB "Interface" USB Port . " wireless communication modules" Bluetooth,xbee,wifi,..etc cnc " SErail, USB xbee module" .
• SErail protocol
:- "A" "SErail port" :-
1- 1 "start bit"
2- 8 " 1100101" acii "A"
3- 1 parity bit
4- "stop bit "
SErail "configurations" :-
Uart,RS232 :-
Uart TTL.
"configuration " UART TTL.
:-
* uart "universal asynchro**us receiver transmitter"
"bits" "clock "
* usart "universal synchro**us asynchro**us receiver transmitter"
"bits" "clock " pic
pic 16f877a SYNC bit TXSTA register
SYNC: USART Mode Select bit
1= Synchro**us mode
0= Asynchro**us mode
>>> Synchro**us mode RC7 "DATA" RC6 PIC "ClK"
>>> Asynchro**us mode RC7 "RX" RC6 "TX"
Synchro**us mode half duplex" "
Asynchro**us mode full duplex " "
Asynchro**us mode .
************************************************** *****
"SErail port "
235 ground ,RX,TX
1- Pic uart pic 16f877a
2- max232 uart rs232 .
3- 4 1uf " 10uf max232 1uf"
4- Rs232 connector
5- Rs232 female socket max 232
- -
usb to SErailconverter :-
:
FT232BL "USB to UART (USB to
SErail
35 .
pic max232 TTl
:
rs232 connector
USB2 to SErail RS232 Converter Cable - 40 - driver .
usb max232 female socket
***********
************************************************** *****
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