R0K561622S000BE Renesas Electronics America, R0K561622S000BE Datasheet - Page 102
R0K561622S000BE
Manufacturer Part Number
R0K561622S000BE
Description
KIT STARTER FOR H8SX/1622
Manufacturer
Renesas Electronics America
Series
Renesas Starter Kits (RSK)r
Type
MCUr
Specifications of R0K561622S000BE
Contents
Board, Cables, CD, Debugger, Power Supply
Silicon Manufacturer
Renesas
Features
Coding And Debugging, E10A Emulator, RS232 Serial Connection
Kit Contents
Board
Silicon Family Name
H8SX/1622F
Silicon Core Number
R5F61622N50LGV
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With/related Products
H8SX/1622
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
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Section 3 MCU Operating Modes
3.2.2
SYSCR controls MAC saturation operation, selects bus width mode for instruction fetch, sets
external bus mode, enables/disables the on-chip RAM, and selects the DTC address mode.
Rev. 2.00 Sep. 16, 2009 Page 72 of 1036
REJ09B0414-0200
Bit
15
14
13
12
11
Bit
Bit Name
Initial Value
R/W
Bit
Bit Name
Initial Value
R/W
Note: * The initial value depends on the startup mode.
Bit Name
MACS
FETCHMD 0
System Control Register (SYSCR)
R/W
R/W
15
1
7
0
Initial
Value
1
1
0
1
R/W
R/W
14
1
6
0
R/W
R/W
R/W
R/W
R/W
R/W
MACS
R/W
R/W
13
0
5
0
Instruction Fetch Mode Select
Descriptions
Reserved
These bits are always read as 1. The write value should
always be 1.
MAC Saturation Operation Control
Selects either saturation operation or non-saturation
operation for the MAC instruction.
0: MAC instruction is non-saturation operation
1: MAC instruction is saturation operation
Reserved
This bit is always read as 1. The write value should
always be 1.
This LSI can prefetch an instruction in units of 16 bits or
32 bits. Select the bus width for instruction fetch
depending on the used memory for the storage of
programs*
0: 32-bit mode
1: 16-bit mode
R/W
R/W
12
1
4
0
1
.
FETCHMD
R/W
R/W
11
0
3
0
Undefined*
R/W
10
R
2
0
Undefined*
DTCMD
EXPE
R/W
R/W
9
1
1
RAME
R/W
R/W
8
1
0
1
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