参数资料
型号: MSC8126ADSE
厂商: Freescale Semiconductor
文件页数: 20/48页
文件大小: 0K
描述: KIT ADVANCED DEV SYSTEM 8126
标准包装: 1
系列: StarCore
类型: DSP
适用于相关产品: MSC8126
所含物品:
相关产品: MSC8126TMP6400-ND - DSP 16BIT 400MHZ MULTI 431FCPBGA
MSC8126MP8000-ND - DSP 16BIT 500MHZ MULTI 431FCPBGA
MSC8126VT8000-ND - IC DSP QUAD 16B 500MHZ 431FCPBGA
MSC8126TVT6400-ND - IC DSP QUAD 16B 400MHZ 431FCPBGA
Electrical Characteristics
Table 11. Reset Actions for Each Reset Source
Power-On
Reset Action/Reset Source
Reset
(PORESET)
Hard Reset (HRESET)
External or Internal
Soft Reset (SRESET)
JTAG Command:
External only
(Software Watchdog or
Bus Monitor)
External
EXTEST, CLAMP, or
HIGHZ
Configuration pins sampled (Refer to
Yes
No
No
No
Section 2.5.4.1 for details) .
SPLL state reset
System reset configuration write through
Yes
Yes
No
No
No
No
No
No
the DSI
System reset configuration write though
Yes
Yes
No
No
the system bus
HRESET driven
SIU registers reset
IPBus modules reset (TDM, UART,
Yes
Yes
Yes
Yes
Yes
Yes
No
No
Yes
No
No
Yes
Timers, DSI, IPBus master, GIC, HS, and
GPIO)
SRESET driven
SC140 extended cores reset
MQBS reset
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Depends on command
Yes
Yes
2.5.4.1
Power-On Reset (PORESET) Pin
Asserting PORESET initiates the power-on reset flow. PORESET must be asserted externally for at least 16 CLKIN cycles after
V DD and V DDH are both at their nominal levels.
2.5.4.2
Reset Configuration
The MSC8126 has two mechanisms for writing the reset configuration:
?
?
Through the direct slave interface (DSI)
Through the system bus. When the reset configuration is written through the system bus, the MSC8126 acts as a
configuration master or a configuration slave. If configuration slave is selected, but no special configuration word is
written, a default configuration word is applied.
Fourteen signal levels (see Chapter 1 for signal description details) are sampled on PORESET deassertion to define the Reset
Configuration Mode and boot and operating conditions:
?
?
?
?
?
?
?
?
RSTCONF
CNFGS
DSISYNC
DSI64
CHIP_ID[0–3]
BM[0–2]
SWTE
MODCK[1–2]
MSC8126 Quad Digital Signal Processor Data Sheet, Rev. 15
20
Freescale Semiconductor
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