ARM AMBA NIC-301 Specifikace stáhnout pdf (Strana 122)

Programmers Model

ID062813 Non-Confidential

Configurations Not applicable.

Attributes See Table 3-43 on page 3-62.

Table 3-47 shows the bit assignments.

PID0

The PID0 Register characteristics are:

Purpose System counter peripheral identification control register 0 that enables you

to read peripheral identification information.

Usage constraints This register is read-only.

Configurations Not applicable.

Attributes See Table 3-43 on page 3-62.

Figure 3-33 shows the bit assignments.

Figure 3-33 System counter PID0 Control Register bit assignments

Table 3-48 shows the bit assignments.

PID1

The PID1 Register characteristics are:

Purpose System counter peripheral identification control register 1 that enables you

to read peripheral identification information.

Usage constraints This register is read-only.

Configurations Not applicable.

Attributes See Table 3-43 on page 3-62.

Figure 3-34 on page 3-66 shows the bit assignments.

Table 3-47 System counter CNTFID0 Control Register bit assignments

Bits Name Function

[31:0] CNTFID0 Counter frequency. You can program this value for

reference, but it does not affect the counter operation.

The default is

0x0000_0000

31 0

0 00000 0 000001001100 0000 000000 01

PID0

Table 3-48 System counter PIDO Control Register bit assignments

Bits Name Function

[31:0] PID0 System counter peripheral identification control register 0.

The default is

0x0000_0099

1 2 ... 117 118 119 120 121 122 123 124 125 126 127 ... 177 178

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ARM AMBA NIC-301 Specifikace Strana 122