How to Use This Manual
1.
Introduction
This hardware manual provides detailed information on the R8C/10 Group of microcomputers.
Users are expected to have basic knowledge of electric circuits, logical circuits and microcomputers.
2.
Register Diagram
*1
XXX register
b7
b6
b5
b4
b3
b2
b1
b0
The symbols, and descriptions, used for bit function in each register are shown below.
0
Symbol
XXX
Address
XXX
After reset
00
h
*5
Bit symbol
XXX0
Bit Name
XXX Bit
b1 b0
Function
1 0: XXX
0 1: XXX
1 0: Avoid this setting
1 1: XXX
RW
RW
*2
XXX1
RW
(b2)
Nothing is assigned.
When write, should set to "0". When read, its content is indeterminate.
*3
RW
(b3)
Reserved Bit
Must set to “0”
*4
XXX4
XXX Bit
Function varies depending on each
operation mode
RW
XXX5
WO
XXX6
0: XXX
1: XXX
RW
XXX7
XXX Bit
RO
*1
Blank:Set to “0” or “1” according to the application
0: Set to “0”
1: Set to “1”
X: Nothing is assigned
*2
RW: Read and write
RO: Read only
WO: Write only
−:
Nothing is assigned
*3
•Reserved
bit
Reserved bit. Set to specified value.
*4
•Nothing
is assigned
Nothing is assigned to the bit concerned. As the bit may be use for future functions,
set to “0” when writing to this bit.
•Do
not set to this value
The operation is not guaranteed when a value is set.
•Function
varies depending on mode of operation
Bit function varies depending on peripheral function mode.
Refer to respective register for each mode.
*5
Follow the text in each manual for binary and hexadecimal notations.
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