Datasheet
Section number Title Page
8.3 Initialization / application information...........................................................................................................................204
8.3.1 Initializing FEI mode.......................................................................................................................................205
8.3.2 Initializing FBI mode.......................................................................................................................................205
8.3.3 Initializing FEE mode......................................................................................................................................205
8.3.4 Initializing FBE mode......................................................................................................................................206
8.3.5 External oscillator (OSC).................................................................................................................................206
8.3.5.1 Bypass mode..................................................................................................................................207
8.3.5.2 Low-power configuration..............................................................................................................207
8.3.5.3 High-gain configuration.................................................................................................................208
8.3.5.4 Initializing external oscillator for peripherals................................................................................208
8.4 1 kHz low-power oscillator (LPO).................................................................................................................................209
8.5 Peripheral clock gating...................................................................................................................................................209
8.6 ICS control registers.......................................................................................................................................................209
8.6.1 ICS Control Register 1 (ICS_C1)....................................................................................................................210
8.6.2 ICS Control Register 2 (ICS_C2)....................................................................................................................211
8.6.3 ICS Control Register 3 (ICS_C3)....................................................................................................................212
8.6.4 ICS Control Register 4 (ICS_C4)....................................................................................................................212
8.6.5 ICS Status Register (ICS_S)............................................................................................................................213
8.6.6 OSC Status and Control Register (ICS_OSCSC)............................................................................................214
8.7 System clock gating control registers.............................................................................................................................215
8.7.1 System Clock Gating Control 1 Register (SCG_C1).......................................................................................216
8.7.2 System Clock Gating Control 2 Register (SCG_C2).......................................................................................217
8.7.3 System Clock Gating Control 3 Register (SCG_C3).......................................................................................218
8.7.4 System Clock Gating Control 4 Register (SCG_C4).......................................................................................219
Chapter 9
Chip configurations
9.1 Introduction.....................................................................................................................................................................221
9.2 Core modules..................................................................................................................................................................221
9.2.1 Central processor unit (CPU)...........................................................................................................................221
MC9S08PA60 Reference Manual, Rev. 1, 9/2012
10 Freescale Semiconductor, Inc.