Intel 8XC196K Series User Manual page 7

CONTENTS
5.6.1 Specifying the PTS Count .......................................................................................5-19
5.6.2 Selecting the PTS Mode .........................................................................................5-21
5.6.3 Single Transfer Mode ..............................................................................................5-21
5.6.4 Block Transfer Mode ...............................................................................................5-24
5.6.5 A/D Scan Mode .......................................................................................................5-26
5.6.5.1 A/D Scan Mode Cycles ......................................................................................5-29
5.6.5.2 A/D Scan Mode Example 1 ................................................................................5-29
5.6.5.3 A/D Scan Mode Example 2 ................................................................................5-30
5.6.6 PWM Modes ...........................................................................................................5-31
5.6.6.1 PWM Toggle Mode Example .............................................................................5-32
5.6.6.2 PWM Remap Mode Example .............................................................................5-37
CHAPTER 6
I/O PORTS
6.1 I/O PORTS OVERVIEW ................................................................................................ 6-1
6.2 INPUT-ONLY PORT 0 ................................................................................................... 6-1
6.2.1 Standard Input-only Port Operation ..........................................................................6-2
6.2.2 Standard Input-only Port Considerations ..................................................................6-3
6.3 BIDIRECTIONAL PORTS 1, 2, 5, AND 6 ...................................................................... 6-4
6.3.1 Bidirectional Port Operation ......................................................................................6-6
6.3.2 Bidirectional Port Pin Configurations .......................................................................6-10
6.3.3 Bidirectional Port Pin Configuration Example .........................................................6-11
6.3.4 Bidirectional Port Considerations ............................................................................6-12
6.3.5 Design Considerations for External Interrupt Inputs ...............................................6-15
6.4 BIDIRECTIONAL PORTS 3 AND 4 (ADDRESS/DATA BUS)...................................... 6-15
6.4.1 Bidirectional Ports 3 and 4 (Address/Data Bus) Operation .....................................6-16
6.4.2 Using Ports 3 and 4 as I/O ......................................................................................6-18
6.4.3 Design Considerations for Ports 3 and 4 ................................................................6-19
CHAPTER 7
SERIAL I/O (SIO) PORT
7.1 SERIAL I/O (SIO) PORT FUNCTIONAL OVERVIEW ................................................... 7-1
7.2 SERIAL I/O PORT SIGNALS AND REGISTERS .......................................................... 7-2
7.3 SERIAL PORT MODES ................................................................................................. 7-4
7.3.1 Synchronous Mode (Mode 0) ....................................................................................7-4
7.3.2 Asynchronous Modes (Modes 1, 2, and 3) ...............................................................7-6
7.3.2.1 Mode 1 .................................................................................................................7-6
7.3.2.2 Mode 2 .................................................................................................................7-7
7.3.2.3 Mode 3 .................................................................................................................7-7
7.3.2.4 Mode 2 and 3 Timings ..........................................................................................7-7
7.3.2.5 Multiprocessor Communications ..........................................................................7-8
7.4 PROGRAMMING THE SERIAL PORT .......................................................................... 7-8
7.4.1 Configuring the Serial Port Pins ................................................................................7-8
7.4.2 Programming the Control Register ............................................................................7-8
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