MC68HC11F1_13 Datasheet, PDF (3/158 Pages) Freescale Semiconductor, Inc – Technical Data

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Freescale Semiconductor, Inc.
TABLE OF CONTENTS
Title
Page
SECTION 1INTRODUCTION
1.1 Features .................................................................................................... 1-1
SECTION 2 PIN DESCRIPTIONS
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
2.10
2.11
2.11.1
2.11.2
2.11.3
2.11.4
2.11.5
2.11.6
2.11.7
V_DD and V_SS .............................................................................................. 2-2
Reset (RESET) .......................................................................................... 2-3
E-Clock Output (E) .................................................................................... 2-3
Crystal Driver and External Clock Input (XTAL, EXTAL) ........................... 2-3
Four Times E-Clock Frequency Output (4XOUT) ..................................... 2-5
Interrupt Request (IRQ) ............................................................................. 2-5
Non-Maskable Interrupt (XIRQ) ................................................................. 2-5
MODA and MODB (MODA/LIR and MODB/V_STBY) .................................. 2-6
V_RH and V_RL .............................................................................................. 2-6
R/W ........................................................................................................... 2-6
Port Signals ............................................................................................... 2-6
Port A ................................................................................................ 2-7
Port B ................................................................................................ 2-8
Port C ................................................................................................ 2-8
Port D ................................................................................................ 2-8
Port E ................................................................................................ 2-9
Port F ................................................................................................. 2-9
Port G ................................................................................................ 2-9
SECTION 3 CENTRAL PROCESSING UNIT
3.1 CPU Registers ........................................................................................... 3-1
3.1.1
Accumulators A, B, and D ................................................................. 3-2
3.1.2
Index Register X (IX) ......................................................................... 3-3
3.1.3
Index Register Y (IY) ......................................................................... 3-3
3.1.4
Stack Pointer (SP) ............................................................................. 3-3
3.1.5
Program Counter (PC) ...................................................................... 3-5
3.1.6
Condition Code Register (CCR) ........................................................ 3-5
3.1.6.1
Carry/Borrow (C) ....................................................................... 3-5
3.1.6.2
Overflow (V) .............................................................................. 3-5
3.1.6.3
Zero (Z) ..................................................................................... 3-6
3.1.6.4
Negative (N) .............................................................................. 3-6
3.1.6.5
Interrupt Mask (I) ....................................................................... 3-6
3.1.6.6
Half Carry (H) ............................................................................ 3-6
3.1.6.7
X Interrupt Mask (X) .................................................................. 3-6
3.1.6.8
Stop Disable (S) ........................................................................ 3-7
TECHNICAL DATA
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