Fujitsu FR81S Benutzerhandbuch
CHAPTER 4: OPERATION MODE
4. Register
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : OPERATION MODE
FUJITSU SEMICONDUCTOR CONFIDENTIAL
7
4.1. Bus Mode Register : BMODR (Bus MODe Register)
The bit configuration of the bus mode register is shown.
This register indicates the mode that has been set during startup. The register data can be read only.
Data writing does not affect on this register value.
BMODR : Address 07FC
H
(Access : Byte, Half-word, Word)
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
BMOD[7:0]
Initial value
*
*
*
*
*
*
*
*
Attribute R,WX
R,WX
R,WX
R,WX
R,WX
R,WX
R,WX
R,WX
* It depends on operation mode.
[bit7 to bit0] BMOD[7:0] : Operation mode
These bits indicate the current operation mode. Data writing is ineffective.
BMOD[7:0]
Operation mode
0101xxxx
User mode
0111xx1x
Serial writer mode
MB91520 Series
MN705-00010-1v0-E
156