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D950-CORE 数据表(PDF) 9 Page - STMicroelectronics

部件名 D950-CORE
功能描述  16-Bit Fixed Point Digital Signal Processor DSP Core
PDF  89 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

D950-CORE 数据表(HTML) 9 Page - STMicroelectronics

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D950-Core
Table 2.7
EMULATION (9 PINS)
Table 2.8
TAP CONTROLLER INTERFACE (10 PINS)
Table 2.9
SUPPLY (2 PINS)
Pin Name
Type
Description
ERQ
I
Emulator Halt Request. Active low.
Halts program execution and enters emulation mode.
IDLE
O
Output flag indicating if the processor is halted or executing an instruction
in Emulation mode.
HALTACK
O
Halt Acknowledge. Active high. Asserted high when the processor is halted
and under control of the emulator.
SNAP
O
Snapshot output. Active high. Asserted high when executing an instruction
in Snapshot mode.
HALT
I
Halt program execution request
EMI
I
Single Instruction Execute Command
MCI
O
Multicycle instruction flag
IDLE
O
Execution of emulation instruction/Halted
FNOP
O
Forced NOP instruction flag
Pin Name
Type
Description
TE
I
Test Enable
TEST
I
Test Scan Mode
TI_ACU
I
Test Input for ACU
TO_ACU
O
Test Output for ACU
TI_PCU
I
Test Input for PCU
TO_PCU
O
Test Output for PCU
TI_DCU
I
Test Input for DCU
TO_DCU
O
Test Output for DCU
TI_CORE
I
Scan Chain input
TO-CORE
O
Scan Chain output
Pin Name
Type
Description
VDD
I
Positive Supply.
VSS
I
Ground pin.
3



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