Freescale Semiconductor ColdFire MCF52210 - Manual (Page 239)

Universal Serial Bus, OTG Capable Controller
MCF52211 ColdFire® Integrated Microcontroller Reference Manual, Rev. 2
Freescale Semiconductor 15-11
15.4.1.2 Peripheral ID Complement Register (ID_COMP)
The Peripheral ID Complement Register reads back the complement of the Peripheral ID Register. For the
USB Peripheral, this is the value 0xFB.
Figure 15-8 shows the ID_COMP register.
IPSBAR
Offset: 0x1C_0000 (PER_ID) Access: User read-only
7 6 5 4 3 2 1 0
R 0 0 ID5 ID4 ID3 ID2 ID1 ID0
W
Reset: 0 0 0 0 0 1 0 0
Figure 15-7. Peripheral ID Register (PER_ID)
Table 15-11. PER_ID Field Descriptions
Field Description
7–6 These bits always read zeros
5–0
IDx
Peripheral identification bits. These bits always read 0x04 (00_0100).
IPSBAR
Offset:
0x1C_0004 (ID_COMP)
Access: User read-only
7 6 5 4 3 2 1 0
R 1 1 NID5 NID4 NID3 NID2 NID1 NID0
W
Reset: 1 1 1 1 1 0 1 1
Figure 15-8. Peripheral ID Complement Register
Table 15-12. ID_COMP Field Descriptions
Field Description
7–6 These bits always read ones
5–0
NIDx
Ones complement of peripheral identification bits.