AMBA Design Kit Technical Reference Manual - ARM Information ...

APB ComponentsPeripheral Identification Register 1The TIMERPERIPHID1 Register is hard-coded and the fields within the registerdetermine the reset value. Table 4-36 lists the register bit assignments.Table 4-36 TIMERPERIPHID1 Register bit assignmentsBits Name Function[31:8] - Reserved, read undefined, must read as zeros[7:4] Designer0 These bits read back as 0x1[3:0] Partnumber1 These bits read back as 0x08Peripheral Identification Register 2The TIMERPERIPHID2 Register is hard-coded and the fields within the registerdetermine the reset value. Table 4-37 lists the register bit assignments.Table 4-37 TIMERPERIPHID2 Register bit assignmentsBits Name Function[31:8] - Reserved, read undefined, must read as zeros[7:4] Revision These bits read back as 0x0[3:0] Designer1 These bits read back as 0x4Peripheral Identification Register 3The TIMERPERIPHID3 Register is hard-coded and the fields within the registerdetermine the reset value. Table 4-38 lists the register bit assignments.Table 4-38 TIMERPERIPHID3 Register bit assignmentsBits Name Function[31:8] - Reserved, read undefined, must read as zeros[7:0] Configuration These bits read back as 0x04-36 Copyright © 2003, 2007 ARM Limited. All rights reserved. ARM DDI 0243C