MC9S08GT16A Datasheet, PDF (15/300 Pages) Freescale Semiconductor, Inc – Microcontrollers

Section Number
Title
Page
11.3 Functional Description ..................................................................................................................181
11.3.1 Baud Rate Generation .....................................................................................................181
11.3.2 Transmitter Functional Description ................................................................................181
11.3.2.1 Send Break and Queued Idle .........................................................................182
11.3.3 Receiver Functional Description .....................................................................................182
11.3.3.1 Data Sampling Technique .............................................................................183
11.3.3.2 Receiver Wakeup Operation .........................................................................183
11.3.3.2.1Idle-Line Wakeup .....................................................................184
11.3.3.2.2Address-Mark Wakeup .............................................................184
11.3.4 Interrupts and Status Flags ..............................................................................................184
11.3.5 Additional SCI Functions ...............................................................................................185
11.3.5.1 8- and 9-Bit Data Modes ...............................................................................185
11.3.5.2 Stop Mode Operation ....................................................................................185
11.3.5.3 Loop Mode ....................................................................................................186
11.3.5.4 Single-Wire Operation ..................................................................................186
Chapter 12
Serial Peripheral Interface (S08SPIV3)
12.1 Introduction ...................................................................................................................................187
12.1.1 Features ...........................................................................................................................189
12.1.2 Block Diagrams ..............................................................................................................190
12.1.2.1 SPI System Block Diagram ..........................................................................190
12.1.2.2 SPI Module Block Diagram ..........................................................................190
12.1.3 SPI Baud Rate Generation ..............................................................................................191
12.2 External Signal Description ..........................................................................................................192
12.2.1 SPSCK — SPI Serial Clock ............................................................................................192
12.2.2 MOSI — Master Data Out, Slave Data In ......................................................................192
12.2.3 MISO — Master Data In, Slave Data Out ......................................................................192
12.2.4 SS — Slave Select ...........................................................................................................192
12.3 Modes of Operation .......................................................................................................................193
12.3.1 SPI in Stop Modes ..........................................................................................................193
12.4 Register Definition ........................................................................................................................193
12.4.1 SPI Control Register 1 (SPIC1) ......................................................................................193
12.4.2 SPI Control Register 2 (SPIC2) ......................................................................................194
12.4.3 SPI Baud Rate Register (SPIBR) ....................................................................................195
12.4.4 SPI Status Register (SPIS) ..............................................................................................196
12.4.5 SPI Data Register (SPID) ................................................................................................197
12.5 Functional Description ..................................................................................................................198
12.5.1 SPI Clock Formats ..........................................................................................................198
12.5.2 SPI Interrupts ..................................................................................................................201
12.5.3 Mode Fault Detection .....................................................................................................201
12.6 Initialization/Application Information ..........................................................................................201
MC9S08GT16A/GT8A Data Sheet, Rev. 1
Freescale Semiconductor
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