S9S08SG8E2MTJ Datasheet, PDF (21/320 Pages) Freescale Semiconductor, Inc – MC9S08SG8 MC9S08SG4 Data Sheet Addendum

Section Number
Title
Page
13.4.1 RTC Operation Example .................................................................................................195
13.5 Initialization/Application Information ..........................................................................................196
Chapter 14
Serial Communications Interface (S08SCIV4)
14.1 Introduction ...................................................................................................................................199
14.1.1 Features ...........................................................................................................................201
14.1.2 Modes of Operation ........................................................................................................201
14.1.3 Block Diagram ................................................................................................................202
14.2 Register Definition ........................................................................................................................204
14.2.1 SCI Baud Rate Registers (SCIBDH, SCIBDL) ..............................................................204
14.2.2 SCI Control Register 1 (SCIC1) .....................................................................................205
14.2.3 SCI Control Register 2 (SCIC2) .....................................................................................206
14.2.4 SCI Status Register 1 (SCIS1) ........................................................................................207
14.2.5 SCI Status Register 2 (SCIS2) ........................................................................................209
14.2.6 SCI Control Register 3 (SCIC3) .....................................................................................210
14.2.7 SCI Data Register (SCID) ...............................................................................................211
14.3 Functional Description ..................................................................................................................211
14.3.1 Baud Rate Generation .....................................................................................................211
14.3.2 Transmitter Functional Description ................................................................................212
14.3.3 Receiver Functional Description ....................................................................................213
14.3.4 Interrupts and Status Flags ..............................................................................................215
14.3.5 Additional SCI Functions ...............................................................................................216
Chapter 15
Serial Peripheral Interface (S08SPIV3)
15.1 Introduction ...................................................................................................................................219
15.1.1 Features ...........................................................................................................................221
15.1.2 Block Diagrams ..............................................................................................................221
15.1.3 SPI Baud Rate Generation ..............................................................................................223
15.2 External Signal Description ..........................................................................................................224
15.2.1 SPSCK — SPI Serial Clock ............................................................................................224
15.2.2 MOSI — Master Data Out, Slave Data In ......................................................................224
15.2.3 MISO — Master Data In, Slave Data Out ......................................................................224
15.2.4 SS — Slave Select ..........................................................................................................224
15.3 Modes of Operation .......................................................................................................................225
15.3.1 SPI in Stop Modes ..........................................................................................................225
15.4 Register Definition ........................................................................................................................225
15.4.1 SPI Control Register 1 (SPIC1) ......................................................................................225
15.4.2 SPI Control Register 2 (SPIC2) ......................................................................................226
15.4.3 SPI Baud Rate Register (SPIBR) ....................................................................................227
15.4.4 SPI Status Register (SPIS) ..............................................................................................228
MC9S08SG8 MCU Series Data Sheet, Rev. 7
Freescale Semiconductor
17