ELANSC310 AMD [Advanced Micro Devices], ELANSC310 Datasheet - Page 69

• Manufacturer Part Number: ELANSC310
• Description: Single-Chip, 32-Bit, PC/AT Microcontroller
• Manufacturer: AMD [Advanced Micro Devices]

JTAG Instruction Opcodes
Table 36 lists the ÉlanSC310 microcontroller’s public JTAG instruction opcodes. Note that the JTAG Instruction Reg-
ister is 4 bits wide.
Pin No.
72
73
74
75
76
SA2
SA1
SA0
8042CS
DRQ2
Name
Table 35. Boundary Scan (JTAG) Cells—Order and Type (Continued)
Table 36. ÉlanSC310 Microcontroller JTAG Instruction Opcodes
Position
Cell
173
170
171
172
Élan™SC310 Microcontroller Data Sheet
Cell Type
SAMPLE/PRELOAD
output
output
output
bidir
P R E L I M I N A R Y
*
Instruction
BYPASS
EXTEST
IDCODE
HI-Z
This pin becomes TDO when JTAGEN is High.
Opcode
0000
1111
0001
0010
0011
Notes
69