MC68HC05E0 Datasheet, PDF (8/96 Pages) Motorola, Inc – High-density complementary metal oxide semiconductor (HCMOS) microcontroller unit

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TITLE
Page
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3.1.4 Stack pointer (SP)............................................................................................3-2
3.1.5 Condition code register (CCR).........................................................................3-2
3.2 Instruction set ........................................................................................................3-3
3.2.1 Register/memory Instructions ..........................................................................3-4
3.2.2 Branch instructions ..........................................................................................3-4
3.2.3 Bit manipulation instructions ............................................................................3-4
3.2.4 Read/modify/write instructions.........................................................................3-4
3.2.5 Control instructions ..........................................................................................3-4
3.2.6 Tables...............................................................................................................3-4
3.3 Addressing modes.................................................................................................3-11
3.3.1 Inherent............................................................................................................3-11
3.3.2 Immediate ........................................................................................................3-11
3.3.3 Direct ...............................................................................................................3-11
3.3.4 Extended..........................................................................................................3-12
3.3.5 Indexed, no offset ............................................................................................3-12
3.3.6 Indexed, 8-bit offset .........................................................................................3-12
3.3.7 Indexed, 16-bit offset .......................................................................................3-12
3.3.8 Relative ............................................................................................................3-13
3.3.9 Bit set/clear ......................................................................................................3-13
3.3.10 Bit test and branch...........................................................................................3-13
4
RESETS, INTERRUPTS
AND LOW POWER MODES
4.1 Resets ...................................................................................................................4-1
4.1.1 Power-on Reset ...............................................................................................4-2
4.1.2 RESET Pin.......................................................................................................4-2
4.2 Interrupts ...............................................................................................................4-2
4.2.1 Hardware Controlled Interrupt Sequence ........................................................4-4
4.2.2 Non-Maskable Software interrupt (SWI) ..........................................................4-7
4.2.3 Maskable Hardware Interrupts.........................................................................4-7
4.2.3.1
External Interrupt (INTX)............................................................................4-7
4.2.3.2
Real Time Interrupt ....................................................................................4-7
4.2.3.3
Port C Wake-up ..........................................................................................4-7
4.2.3.4
Timer A Interrupt ........................................................................................4-8
4.2.3.5
Timer B Interrupt ........................................................................................4-8
4.2.3.6
SI Interrupt .................................................................................................4-8
4.2.4 Interrupt Control...............................................................................................4-8
4.3 Low Power Modes .................................................................................................4-10
4.3.1 STOP ...............................................................................................................4-10
4.3.2 WAIT ................................................................................................................4-10
MOTOROLA
ii
MC68HC05E0