參數(shù)資料
型號: MC68HC05BS8FB
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.2 MHz, MICROCONTROLLER, PQFP44
封裝: QFP-44
文件頁數(shù): 102/128頁
文件大?。?/td> 752K
代理商: MC68HC05BS8FB
MC68HC05BS8
MOTOROLA
8-15
M-BUS SERIAL INTERFACE
8
The software supported M-Bus interrupt related control and status bits are at the following
registers:
SIFC - Software M-Bus Interrupt Flag Clear
1 (set)
Clear software supported M-Bus interrupt ag in MSR.
0 (clear) –
No effect.
SIIC - Software M-Bus Enable
1 (set)
If PC6 and PC7 satises the “Start” condition of the M-Bus protocol,
SIF in the MSR will be set and M-Bus interrupt will be generated.
0 (clear) –
PC6 and PC7 pins are congured for standard I/O operation.
SIF - Software Supported M-Bus Interrupt Flag
1 (set)
Software M-Bus interrupt has occurred.
0 (clear) –
No software M-Bus interrupt has occurred.
Address
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
State
on reset
MCR
$003B
MEN
MIEN
MSTA
MTX
TXAK
SIFC
SIIC
0000 0000
Address
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
State
on reset
MSR
$003C
MCF
MAAS
MBB
MAL
SIF
SRW
MIF
RXAK 1000 0001
TPG
73
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