ST10F276 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'ST10F276' PDF : 229 Pages View PDF
ST10F276
CAN modules
Multiple CAN bus
The ST10F276 provides two CAN interfaces to support such kind of bus configuration as
shown in Figure 22.
Figure 22. Connection to two different CAN buses (e.g. for gateway application)
CAN1
RX TX
CAN2
RX TX
XMISC.CANPAR = 0
P4.5
P4.6 P4.4
P4.7
CAN
Transceiver
CAN
Transceiver
CAN_H
CAN_L
CAN bus 1
CAN bus 2
CAN_H
CAN_L
Parallel Mode
In addition to previous configurations, a parallel mode is supported. This is shown in
Figure 23.
Figure 23. Connection to one CAN bus with internal Parallel Mode enabled
CAN1
RX TX
CAN2
RX TX
XMISC.CANPAR = 1
(Both CAN enabled)
P4.5
P4.6 P4.4
P4.7
CAN
Transceiver
CAN_H
CAN_L
CAN bus
1. P4.4 and P4.7 when not used as CAN functions can be used as general purpose I/O
while they cannot be used as external bus address lines.
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