Datasheet

EOnCE Memory Map
56F8036 Data Sheet, Rev. 6
Freescale Semiconductor 41
4.5 EOnCE Memory Map
Figure 4-5 lists all EOnCE registers necessary to access or control the EOnCE.
Table 4-5 EOnCE Memory Map
Address Register Acronym Register Name
X:$FF FFFF OTX1 / ORX1 Transmit Register Upper Word
Receive Register Upper Word
X:$FF FFFE OTX / ORX (32 bits) Transmit Register
Receive Register
X:$FF FFFD OTXRXSR Transmit and Receive Status and Control Register
X:$FF FFFC OCLSR Core Lock / Unlock Status Register
X:$FF FFFB - X:$FF FFA1 Reserved
X:$FF FFA0 OCR Control Register
X:$FF FF9F Instruction Step Counter
X:$FF FF9E OSCNTR (24 bits) Instruction Step Counter
X:$FF FF9D OSR Status Register
X:$FF FF9C OBASE Peripheral Base Address Register
X:$FF FF9B OTBCR Trace Buffer Control Register
X:$FF FF9A OTBPR Trace Buffer Pointer Register
X:$FF FF99 Trace Buffer Register Stages
X:$FF FF98 OTB (21 - 24 bits/stage) Trace Buffer Register Stages
X:$FF FF97 Breakpoint Unit Control Register
X:$FF FF96 OBCR (24 bits) Breakpoint Unit Control Register
X:$FF FF95 Breakpoint Unit Address Register 1
X:$FF FF94 OBAR1 (24 bits) Breakpoint Unit Address Register 1
X:$FF FF93 Breakpoint Unit Address Register 2
X:$FF FF92 OBAR2 (32 bits) Breakpoint Unit Address Register 2
X:$FF FF91 Breakpoint Unit Mask Register 2
X:$FF FF90 OBMSK (32 bits) Breakpoint Unit Mask Register 2
X:$FF FF8F Reserved
X:$FF FF8E OBCNTR EOnCE Breakpoint Unit Counter
X:$FF FF8D Reserved
X:$FF FF8C Reserved
X:$FF FF8B Reserved
X:$FF FF8A OESCR External Signal Control Register
X:$FF FF89 - X:$FF FF00 Reserved