Microchip Technology MCP23X17, Руководство пользователя

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MCP23X17 Evaluation Board User’s Guide
DS51592B-page 2
©
2006 Microchip Technology Inc.
CONVENTIONS USED IN THIS GUIDE
This manual uses the following documentation conventions:
RECOMMENDED READING
For more information regarding the Stand-Alone CAN controller, CAN I/O expander,
and CAN transceiver devices, refer to the appropriate data sheet. Table 1-1 shows the
device and associated data sheet literature number. These documents can be down-
loaded from the Microchip web site at: www.microchip.com.
TABLE 1-1: DEVICES AND DATA SHEET LITERATURE NUMBERS
DOCUMENTATION CONVENTIONS
Description Represents Examples
Arial font:
Italic characters Referenced books MPLAB
®
IDE User’s Guide
Emphasized text ...is the only compiler...
Initial caps A window the Output window
A dialog the Settings dialog
A menu selection select Enable Programmer
Quotes A field name in a window or
dialog “Save project before build”
Underlined, italic text with
right angle bracket A menu path File>Save
Bold characters A dialog button Click OK
A tab Click the Power tab
N‘Rnnnn A number in Verilog
®
format,
where N is the total number of
digits, R is the radix and n is a
digit.
4‘b0010, 2‘hF1
Text in angle brackets < > A key on the keyboard Press <Enter>, <F1>
Courier New font:
Plain Courier New Sample source code
#define START
Filenames
autoexec.bat
File paths
c:\mcc18\h
Keywords
_asm, _endasm, static
Command-line options
-Opa+, -Opa-
Bit values
0, 1
Constants
0xFF, ‘A’
Italic Courier New A variable argument
file .o
, where
file
can be
any valid filename
Square brackets [ ] Optional arguments
mcc18 [options] file
[options]
Curly brackets and pipe
character: { | } Choice of mutually exclusive
arguments; an OR selection
errorlevel {0|1}
Ellipses... Replaces repeated text
var_name [,
var_name...]
Represents code supplied by
user
void main (void)
{ ...
}
Device Literature # Device Literature #
MCP23X17 DS21952 PIC16F818 DS39598