參數資料
型號: MC68HC05X4CDWR2
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.2 MHz, MICROCONTROLLER, PDSO28
封裝: PLASTIC, SOIC-28
文件頁數: 126/168頁
文件大?。?/td> 656K
代理商: MC68HC05X4CDWR2
Memory
MC68HC05X4 Rev 1.0
60
Memory
MOTOROLA
MCU registers
NOTE:
Shaded areas represent either unimplemented bits or reserved bits
where stated.
Table 1. MC68HC05X4 and MC68HC705X4 register assignments
Register Name
Address Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
State on
Reset
Port A data/WOI enable (PADAT)
$0000
Undened/
cleared
Port B data (PBDAT)
$0001
Undened
(Reserved)
Port conguration (PCR)
$0003
WOIF TIMEN CAF BPDE BWIE AWPS - - 00 0000
Port A DDR/
Pull-down enable (PADDDR)
$0004
0000 0000
Port B DDR (PBDDR)
$0005
0000 0000
(Reserved)
Core timer control & status
(CTCSR)
$0008 CTOF RTIF CTOFE RTIE
0
RT1
RT0 uu00 0011
Core timer counter (CTCR)
$0009
0000 0000
(Reserved)
Timer control (TCR)
$0012
ICIE
OCIE TOIE
0
IEDG OLVL 0000 00u0
Timer status (TSR)
$0013
ICF
OCF
TOF
0
uuu0 0000
Input capture high
$0014 (bit 15)
(bit 8) Undened
Input capture low
$0015
Undened
Output compare high
$0016 (bit 15)
(bit 8) Undened
Output compare low
$0017
Undened
Counter high
$0018 (bit 15)
(bit 8) 1111 1111
Counter low
$0019
1111 1100
Alternate counter high
$001A (bit 15)
(bit 8) 1111 1111
Alternate counter low
$001B
1111 1100
EPROM programming (EPROG)
$001C
0
ELAT
0
EPGM 0000 0000
u = Undened
- =
Unimplemented
4-mem
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