參數(shù)資料
型號： MC68HC705X4
廠商： Motorola, Inc.
英文描述： HCMOS Microcontroller Unit
中文描述： HCMOS微控制器
文件頁數(shù)： 59/156頁
文件大?。?/td> 926K
代理商： MC68HC705X4
Memory
Non-volatile memory (NVM)
MC68HC05X4 Rev 1.0
MOTOROLA
Memory
59
Figure 1. Memory map of the MC68HC05X4 and the MC68HC705X4
User EPROM
(4096 bytes)
Bootloader ROM
(239 bytes)
SCI
16-bit timer
WOI
Core timer
CIRQ
SWI
Reset
Port B data
Port A data direction
Port B data direction
Port A data
$0000*
$0001
$0002
$0003
$0004*
$0005
$0006–$0007
$0008
$0009
$000A–$0011
$0012
$0013
$0014
$0015
$0016
$0017
$0018
$0019
$001A
$001B
$001C
$001D–$001E
$0020
$0021
$0022
$0023
$0024
$0025
$0026
$0027
$0028
$0029
$002A
$002B
$002C
$002D
$002E
$002F
$0030
$0031
$0032
$0033
$0034
$0035
$0036
$0037
$0038
$0039
$003A
$003B
$003C
$003D
Core timer counter
Core timer control and status
16-bit timer control
16-bit timer status
Input capture high
Input capture low
Output compare high
Output compare low
Counter high
Counter low
Alternate counter high
Alternate counter low
EPROMprogrammng
MCAN control
MCAN command
MCAN status
MCAN interrupt
MCAN acceptance code
MCAN acceptance mask
Bus timing 0
Bus timing 1
Output control
Reserved
Registers
$1FFE–F
$1FF6–7
$1FF8–9
$1FFA–B
$1FFC–D
$0000
I/O
(32 bytes)
$0020
$00C0
$0100
$1FF0–3
$1FF4–5
Stack
RAM I
(176 bytes)
$1F00
$0F00
$003E
$0050
User ROM
(4096 bytes)
Bootloader ROM
(239 bytes)
$1F01
MC68HC05X4
SCI
16-bit timer
WOI
Core timer
CIRQ
SWI
Reset
MCAN control
registers (30 bytes)
Port configuration
Transmit buffer identifier
RTR bit, data length code
Transmit data segment 1
Transmit data segment 2
Transmit data segment 3
Transmit data segment 4
Transmit data segment 5
Transmit data segment 6
Transmit data segment 7
Transmit data segment 8
Receive buffer identifier
RTR bit, data length code
Receive data segment 1
Receive data segment 2
Receive data segment 3
Receive data segment 4
Receive data segment 5
Receive data segment 6
Receive data segment 7
Receive data segment 8
MCAN control
and status
registers
MCAN
transmit
registers
MCAN
receive
registers
Mask option register
MC68HC705X4
* If AWPS = 1, then the port A WOI enable and port
A pull-down enable registers are available at
addresses $00 and $04 respectively. They are
both cleared on reset.
3-mem
F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
.
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