MC68HC05F8 Datasheet, PDF (10/126 Pages) Motorola, Inc – High-density complementary metal oxide semiconductor(HCMOS) microcontroller unit

Freescale Semiconductor, Inc.
Paragraph
Number
TITLE
5
INTERRUPTS
Page
Number
5.1
5.2
5.3
5.3.1
5.3.2
5.3.3
5.4
5.4.1
5.5
5.6
5.7
5.8
Hardware Controlled Sequences...........................................................................5-4
Software Interrupt (SWI)........................................................................................5-4
External Interrupts (IRQ1 & IRQ2) ........................................................................5-4
External Interrupt Triggering Options (INTN1 & INTN2) ..................................5-6
External Interrupt Enable (INTE1 & INTE2).....................................................5-6
External Interrupt Flags (INTF1 & INTF2) .......................................................5-7
Keyboard Interrupt.................................................................................................5-7
Keyboard Control Register...............................................................................5-8
Programmable Timer (Timer A) Interrupt...............................................................5-8
Reloadable Timer (Timer B) Interrupt ....................................................................5-10
SPI Interrupt ..........................................................................................................5-10
Manchester Coder (MANCD) Interrupt..................................................................5-11
6
TIMERS
6.1
6.1.1
6.1.2
6.1.3
6.1.4
6.1.5
6.1.6
6.2
6.2.1
6.2.2
6.2.3
6.2.4
6.2.5
6.3
6.3.1
6.3.2
6.3.3
6.3.4
TIMER A - PROGRAMMABLE TIMER ..................................................................6-1
Counter ............................................................................................................6-1
Output Compare Registers ..............................................................................6-4
Input Capture Registers...................................................................................6-4
Timer Control Register (TCR)..........................................................................6-5
Timer A Status Register (TSR) ........................................................................6-6
Programmable Timer Timing Diagrams ...........................................................6-7
TIMER B - RELOADABLE TIMER .........................................................................6-10
Functional Description .....................................................................................6-10
Resolution and Maximum Period .....................................................................6-10
Timer B Counter ..............................................................................................6-11
Timer B Preset Register ..................................................................................6-12
Timer B Control Status Register ......................................................................6-12
COP WATCHDOG .................................................................................................6-13
Watchdog Timer Time-Out Flag .......................................................................6-13
COP System Enable and Operation ................................................................6-14
Disable COP Function in Stop or Wait Mode ...................................................6-14
Watchdog Timer Control Status Register (WDCSR)........................................6-14
7
SERIAL PERIPHERAL INTERFACE
7.1 Features ................................................................................................................7-1
7.2 Signal Description .................................................................................................7-1
7.2.1 Serial Clock (SCK)...........................................................................................7-2
MOTOROLA
ii
For More Information On This Product,
Go to: www.freescale.com
TPG
MC68HC05F8