参数资料
型号: MC68HC08AS20CFN
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, MICROCONTROLLER, PQCC52
封装: PLASTIC, LCC-52
文件页数: 48/96页
文件大小: 3243K
代理商: MC68HC08AS20CFN
5
MOTOROLA
5-6
MC68HC05E0
MEMORY AND ADDRESSING
Figure 5-3 Memory map of the MC68HC05E0
RESET (High byte)
SWI (High byte)
Internal
RAM
(480 bytes)
$1FFB
$1FF5
External
$0000
Registers
(32 bytes)
$0020
$0100
$1FF4
Port A data register
Port B data register
Port E data register
Port A data direction register
Port D data direction register
Port E data direction register
Wake-up phase register
MC68HC05E0
Registers
$00
$01
$02
$03
$04
$05
$06
$07
$08
$09
$0A
$0B
$0C
$0D
$0E
$0F
$10
$11
$12
$13
$14
$15
$16
$19
$1A
$1B
Stack
$2000
RTI control register
RTI counter register
Port D mode register
Wake-up enable register
$17
$00FF
$18
$1C
$1D
$3000
Port C data register
Port D data register
Port B data direction register
Port C data direction register
Timer A prescaler register
Timer B scaler register
Timer control register
Interrupt control register
SI data register
PortE/SI mode register
SI S register
$1E
$1F
$01FF
$1FF6
$1FF7
$1FF8
$1FF9
$1FFA
SPI/I2C (High byte)
SPI/I2C (Low byte)
Timer B (High byte)
Timer B (Low byte)
Timer A (High byte)
Timer A (Low byte)
IRQB (High byte)
IRQB (Low byte)
External ROM
(CSROM)
$FFF4
$FFFF
(CS2)
RAM
$0200
$1FFF
External I/O
(CS3)
User vectors
(12 bytes)
$FFF3
$2FFF
SWI (Low byte)
RESET (Low byte)
$1FFC
$1FFD
$1FFE
$1FFF
52
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