參數(shù)資料
型號: MC68HC705JP7S
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: HCMOS Microcontroller Unit
中文描述: 8-BIT, UVPROM, 2.1 MHz, MICROCONTROLLER, CDIP28
封裝: WINDOWED, CERDIP-28
文件頁數(shù): 22/108頁
文件大?。?/td> 718K
代理商: MC68HC705JP7S
Memory
MC68HC705KJ1 MC68HRC705KJ1 MC68HLC705KJ1 Data Sheet, Rev. 4.1
22
Freescale Semiconductor
PORT A DATA REGISTER (PORTA)
$0000
PORT B DATA REGISTER (PORTB)
$0001
UNIMPLEMENTED
$0002
$0003
DATA DIRECTION REGISTER A (DDRA)
$0004
DATA DIRECTION REGISTER B (DDRB)
$0005
UNIMPLEMENTED
$0006
$0007
TIMER STATUS AND CONTROL REGISTER (TSCR)
$0008
TIMER CONTROL REGISTER (TCR)
$0009
$0000
$001F
I/O REGISTERS
32 BYTES
IRQ STATUS AND CONTROL REGISTER (ISCR)
$000A
UNIMPLEMENTED
$000B
$000F
$0020
$00BF
UNIMPLEMENTED
160 BYTES
PULLDOWN REGISTER PORT A (PDRA)
$0010
PULLDOWN REGISTER PORT B (PDRB)
$0011
$00C0
$00FF
RAM
64 BYTES
UNIMPLEMENTED
$0012
$0017
$0100
$02FF
UNIMPLEMENTED
512 BYTES
EPROM PROGRAMMING REGISTER (EPROG)
$0018
UNIMPLEMENTED
$0019
$001E
$0300
$07CF
EPROM
1232 BYTES
RESERVED
$001F
$07D0
$07ED
UNIMPLEMENTED
30 BYTES
COP REGISTER (COPR)
(1)
$07F0
MASK OPTION REGISTER (MOR)
$07F1
RESERVED
$07F2
$07F7
$07EE
TEST ROM
2 BYTES
$07EF
$07F0
$07FF
REGISTERS AND EPROM
16 BYTES
TIMER INTERRUPT VECTOR HIGH
$07F8
TIMER INTERRUPT VECTOR LOW
$07F9
EXTERNAL INTERRUPT VECTOR HIGH
$07FA
EXTERNAL INTERRUPT VECTOR LOW
$07FB
SOFTWARE INTERRUPT VECTOR HIGH
$07FC
SOFTWARE INTERRUPT VECTOR LOW
$07FD
RESET VECTOR HIGH
$07FE
RESET VECTOR LOW
$07FF
Note 1.
Writing to bit 0 of $07F0 clears the COP watchdog.
Figure 2-1. Memory Map
相關(guān)PDF資料
PDF描述
MC68HC705KJ1CS HCMOS Microcontroller Unit
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參數(shù)描述
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