68HC05J5A PDF даташит
Спецификация 68HC05J5A изготовлена «Freescale Semiconductor» и имеет функцию, называемую «(68HCxx05J5A) 8-bit microcontroller units». |
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Детали детали
Номер произв | 68HC05J5A |
Описание | (68HCxx05J5A) 8-bit microcontroller units |
Производители | Freescale Semiconductor |
логотип |
30 Pages
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Freescale Semiconductor, Inc.
HC05J5AGRS/H
REV 2.1
68HC05J5A
68HRC05J5A
68HC705J5A
68HRC705J5A
SPECIFICATION
(General Release)
July 16, 1999
Semiconductor Products Sector
For More Information On This Product,
Go to: www.freescale.com
No Preview Available ! |
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
No Preview Available ! |
Freescale Semiconductor, Inc.
July 16, 1999
GENERAL RELEASE SPECIFICATION
Section
TABLE OF CONTENTS
Page
SECTION 1
GENERAL DESCRIPTION
1.1 FEATURES ...................................................................................................... 1-1
1.2 MASK OPTIONS.............................................................................................. 1-2
1.3 MCU STRUCTURE.......................................................................................... 1-2
1.4 PIN ASSIGNMENTS ........................................................................................ 1-4
1.5 FUNCTIONAL PIN DESCRIPTION.................................................................. 1-4
1.5.1
1.5.2
VDD AND VSS .............................................................................................. 1-4
OSC1, OSC2/R............................................................................................ 1-4
1.5.3 RESET......................................................................................................... 1-6
1.5.4 IRQ (MASKABLE INTERRUPT REQUEST)................................................ 1-6
1.5.5 PA0-PA7 ...................................................................................................... 1-6
1.5.6 PB0-PB5 ...................................................................................................... 1-7
SECTION 2
MEMORY
2.1 I/O AND CONTROL REGISTERS ................................................................... 2-2
2.2 RAM ................................................................................................................. 2-2
2.3 ROM................................................................................................................. 2-2
2.4 I/O REGISTERS SUMMARY ........................................................................... 2-3
SECTION 3
CENTRAL PROCESSING UNIT
3.1 REGISTERS .................................................................................................... 3-1
3.2 ACCUMULATOR (A)........................................................................................ 3-2
3.3 INDEX REGISTER (X) ..................................................................................... 3-2
3.4 STACK POINTER (SP) .................................................................................... 3-2
3.5 PROGRAM COUNTER (PC) ........................................................................... 3-2
3.6 CONDITION CODE REGISTER (CCR) ........................................................... 3-3
3.6.1 Half Carry Bit (H-Bit) .................................................................................... 3-3
3.6.2 Interrupt Mask (I-Bit) .................................................................................... 3-3
3.6.3 Negative Bit (N-Bit) ...................................................................................... 3-3
3.6.4 Zero Bit (Z-Bit) ............................................................................................. 3-3
3.6.5 Carry/Borrow Bit (C-Bit) ............................................................................... 3-4
SECTION 4
INTERRUPTS
4.1 CPU INTERRUPT PROCESSING ................................................................... 4-1
4.2 RESET INTERRUPT SEQUENCE .................................................................. 4-2
4.3 SOFTWARE INTERRUPT (SWI) ..................................................................... 4-3
4.4 HARDWARE INTERRUPTS ............................................................................ 4-3
4.5 EXTERNAL INTERRUPT (IRQ)....................................................................... 4-3
4.5.1 IRQ CONTROL/STATUS REGISTER (ICSR) $0A...................................... 4-5
REV 2.1
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