參數(shù)資料
型號: MSM9225BGA-2K
廠商: OKI ELECTRIC INDUSTRY CO LTD
元件分類: 微控制器/微處理器
英文描述: 2 CHANNEL(S), 1M bps, LOCAL AREA NETWORK CONTROLLER, PQFP44
封裝: PLASTIC, QFP-44
文件頁數(shù): 69/95頁
文件大小: 567K
代理商: MSM9225BGA-2K
MSM9225B User’s Manual
Chapter 4 Microcontroller Interface
4 – 7
4.3.2 CAN Bus Interface
4.3.2.1
Electrically Isolated from Bus Transceiver (PCA82C250)
MSM9225B
R
×1
19
6.2
k
5.1
k
R
×0
18
T
×0
22
T
×1
23
Open
PCA82C250
V
CC
3
CANH
7
Rs
8
Vref
5
Open
RxD
TxD
6N137
O.P.
CATH
4
Open
1
Open
3
GND
5
E
7
V
CC
8
2
ANODE
1
4
1
Open
6
28
7
5
3
6N137
GND
2
CANL
6
CAN
BUS
L
INE
+5 V
6
Figure 4-6 Electrically Isolated from Bus Transceiver (PCA82C250)
4.3.2.2
Directly Connected to Bus Transceiver (PCA82C250)
MSM9225B
R
×1
19
R
×0
18
T
×0
22
T
×1
23
Open
PCA82C250
V
CC
3
CANH
7
RxD
TxD
1
4
GND
2
CANL
6
Vref
5
CAN
BUS
L
INE
Rs
8
From microcontroller (port pin)
(Normal “L” Output)
Figure 4-7 Directly Connected to Bus Transceiver (PCA82C250)
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