Texas Instruments Development Kit for TM4C129x,Tiva™ ARM® Cortex™ -M4 Microcontroller DK-TM4C129X DK-TM4C129X Datenbogen
Produktcode
DK-TM4C129X
Register 98: Synchronous Serial Interface Run Mode Clock Gating Control
(RCGCSSI), offset 0x61C
(RCGCSSI), offset 0x61C
The RCGCSSI register provides software the capability to enable and disable the SSI modules in
Run mode. When enabled, a module is provided a clock and accesses to module registers are
allowed. When disabled, the clock is disabled to save power and accesses to module registers
generate a bus fault.
Run mode. When enabled, a module is provided a clock and accesses to module registers are
allowed. When disabled, the clock is disabled to save power and accesses to module registers
generate a bus fault.
Important: This register should be used to control the clocking for the SSI modules.
Synchronous Serial Interface Run Mode Clock Gating Control (RCGCSSI)
Base 0x400F.E000
Offset 0x61C
Type RW, reset 0x0000.0000
Offset 0x61C
Type RW, reset 0x0000.0000
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
reserved
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
Type
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Reset
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
R0
R1
R2
R3
reserved
RW
RW
RW
RW
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
Type
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Reset
Description
Reset
Type
Name
Bit/Field
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
0
RO
reserved
31:4
SSI Module 3 Run Mode Clock Gating Control
Description
Value
SSI module 3 is disabled.
0
Enable and provide a clock to SSI module 3 in Run mode.
1
0
RW
R3
3
SSI Module 2 Run Mode Clock Gating Control
Description
Value
SSI module 2 is disabled.
0
Enable and provide a clock to SSI module 2 in Run mode.
1
0
RW
R2
2
SSI Module 1 Run Mode Clock Gating Control
Description
Value
SSI module 1 is disabled.
0
Enable and provide a clock to SSI module 1 in Run mode.
1
0
RW
R1
1
SSI Module 0 Run Mode Clock Gating Control
Description
Value
SSI module 0 is disabled.
0
Enable and provide a clock to SSI module 0 in Run mode.
1
0
RW
R0
0
December 13, 2013
406
Texas Instruments-Advance Information
System Control