Boundary Scan Register; Device Identification Register (0X0281E01D); Performance; Device Identification Register - Motorola MC92603 Reference Manual

Table 6-3 lists the private instruction codes that can be hazardous to the device operation if
executed. The user should not execute these instructions.
Table 6-3. Tap Controller Private Instruction Codes
6.1.4

Boundary Scan Register

A full description of the boundary scan register may be found in the boundary scan
description language (BSDL) file provided by Motorola upon request.
6.1.5

Device Identification Register (0x0281E01D)

Figure 6-2 shows the format for the device identification register. All bits of the register are
read-only.
31 28 27
R VERSION
W
Reset 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 1 1 1 0 1
6.1.6

Performance

The performance and electrical properties of the TAP controller, boundary scan, and JTAG
inputs and outputs, are described in Chapter 7, "Electrical Specifications and
Characteristics."
MOTOROLA
Instruction Code
0011
0100
0101
0110
0111
PART NUMBER
Figure 6-2. Device Identification Register
Chapter 6. Test Features
IEEE Std. 1149.1 Implementation
Instruction Code
1000
1010
1011
1110
—
12 11
MANUFACTURER ID
0
6-3