MU9C4320L ATMCAM
Register Descriptions
JTAG
For detailed information on JTAG testing, refer to the
IEEE Standard Test Access Port and Boundary-scan
Architecture IEEE Std. 1149.1-1990 and 1149.1a-1993.
The ATMCAM JTAG Instruction register is 3 bits long,
giving eight possible JTAG instructions. The least
significant bit is clocked in first. The JTAG instructions
are as follows:
JTAG Function
EXTEST
Instruction
000
RESERVED
RESERVED
RESERVED
IDCODE
001
010
011
100
INTEST
101
SAMPLE/PRELOAD
BYPASS
110
111
The ATMCAM IDCode is: X4320133H. (X is the 4-bit
revision code)
BSDL files are available; check the MUSIC
Semiconductors website or contact MUSIC Technical
Support.
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Rev. 3