MC9S08QE16CLC Datasheet, PDF (14/350 Pages) Freescale Semiconductor, Inc – Low-power wireless applications, Gas, water and heater meters

Section Number
Title
Page
10.3.3 ICG Status Register 1 (ICGS1) .......................................................................................174
10.3.4 ICG Status Register 2 (ICGS2) .......................................................................................175
10.3.5 ICG Filter Registers (ICGFLTU, ICGFLTL) ..................................................................175
10.3.6 ICG Trim Register (ICGTRM) ........................................................................................176
10.4 Functional Description ..................................................................................................................176
10.4.1 Off Mode (Off) ................................................................................................................177
10.4.2 Self-Clocked Mode (SCM) .............................................................................................177
10.4.3 FLL Engaged, Internal Clock (FEI) Mode .....................................................................178
10.4.4 FLL Engaged Internal Unlocked ....................................................................................179
10.4.5 FLL Engaged Internal Locked ........................................................................................179
10.4.6 FLL Bypassed, External Clock (FBE) Mode ..................................................................179
10.4.7 FLL Engaged, External Clock (FEE) Mode ...................................................................179
10.4.8 FLL Lock and Loss-of-Lock Detection ..........................................................................180
10.4.9 FLL Loss-of-Clock Detection .........................................................................................181
10.4.10Clock Mode Requirements .............................................................................................182
10.4.11Fixed Frequency Clock ...................................................................................................183
10.4.12High Gain Oscillator .......................................................................................................183
10.5 Initialization/Application Information ..........................................................................................183
10.5.1 Introduction .....................................................................................................................183
10.5.2 Example #1: External Crystal = 32 kHz, Bus Frequency = 4.19 MHz ...........................185
10.5.3 Example #2: External Crystal = 4 MHz, Bus Frequency = 20 MHz ..............................187
10.5.4 Example #3: No External Crystal Connection, 5.4 MHz Bus Frequency ......................189
10.5.5 Example #4: Internal Clock Generator Trim ..................................................................191
Chapter 11
Inter-Integrated Circuit (S08IICV2)
11.1 Introduction ...................................................................................................................................193
11.1.1 Features ...........................................................................................................................195
11.1.2 Modes of Operation ........................................................................................................195
11.1.3 Block Diagram ................................................................................................................195
11.2 External Signal Description ..........................................................................................................196
11.2.1 SCL — Serial Clock Line ...............................................................................................196
11.2.2 SDA — Serial Data Line ................................................................................................196
11.3 Register Definition ........................................................................................................................196
11.3.1 IIC Address Register (IICA) ...........................................................................................197
11.3.2 IIC Frequency Divider Register (IICF) ..........................................................................197
11.3.3 IIC Control Register (IICC1) ..........................................................................................200
11.3.4 IIC Status Register (IICS) ...............................................................................................200
11.3.5 IIC Data I/O Register (IICD) ..........................................................................................201
11.3.6 IIC Control Register 2 (IICC2) .......................................................................................202
11.4 Functional Description ..................................................................................................................203
11.4.1 IIC Protocol .....................................................................................................................203
MC9S08AC60 Series Data Sheet, Rev. 3
14
Freescale Semiconductor