TMPR4937XBG-300 Toshiba, TMPR4937XBG-300 Datasheet - Page 499

• Manufacturer Part Number: TMPR4937XBG-300
• Manufacturer: Toshiba

Specifications of TMPR4937XBG-300

• Family Name: TX49
• Device Core Size: 64b
• Frequency (max): 300MHz
• Instruction Set Architecture: RISC
• Supply Voltage 1 (typ): 1.5V
• Operating Supply Voltage (max): 1.6V
• Operating Supply Voltage (min): 1.4V
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 484
• Package Type: BGA
• Lead Free Status / Rohs Status: Compliant

20. Extended EJTAG Interface
20.1 Extended EJTAG Interface
debugging functions. One is the IEEE1149.1 standard compliant JTAG Boundary Scan Test, and the other is
the Debugging Support Unit (DSU) that is built into the TX49/H3 core.
emulation probe.
The TX4937 Extended EJTAG (Enhanced Joint Test Action Group) Interface provides two real-time
Please contact your local Toshiba Sales representative for more information regarding how to connect the
The two functions of the Extended EJTAG Interface operate in one of two modes.
Refer to Section 3.1.11 for more information regarding signals used with the Extended EJTAG Interface.
JTAG Boundary Scan Test
Real-time Debugging
PC Trace Mode
Real-time Mode
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•
•
•
•
•
•
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JTAG Boundary Scan
PC Tracing Mode
Real-time Debugging
IEEE1149.1 compatible TAP Controller
Supports the following five instructions: EXTEST, SAMPLE/PRELOAD, IDCODE, BYPASS,
HIGHZ
Real-time debugging using an emulation probe (made by Corelis or YDC)
Execution control (run, break, step, register/memory access)
Real-time PC tracing
Execution control (fun, pause, access single steps, access internal register/system memory)
JTAG Boundary Scan Test
Real-time PC tracing
Table 20.1.1 EJTAG Interface Function and Operation Code
Boundary Scan Test
Execution Control
20-1
Off
Chapter 20 Extended EJTAG Interface
Real-time PC Tracing
On
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