ST10F272M-4Q3 STMICROELECTRONICS [STMicroelectronics], ST10F272M-4Q3 Datasheet - Page 74

• Manufacturer Part Number: ST10F272M-4Q3
• Description: 16-bit MCU with 256 Kbyte Flash memory and 20 Kbyte RAM
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

CAN modules
17.2.2
17.2.3
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Multiple CAN bus
The ST10F272M provides two CAN interfaces to support such kind of bus configuration as
shown in
Figure 15. Connection to two different CAN buses (for example, gateway
Parallel mode
In addition to previous configurations, a parallel mode is supported. This is shown in
Figure
Figure 16. Connection to one CAN bus with internal parallel mode enabled
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.
16.
Figure
CAN_H
CAN_L
CAN_H
application)
CAN_L
15.
P4.5
P4.5
RX
CAN bus 1
Transceiver
Transceiver
RX
CAN1
CAN
CAN1
CAN
TX
TX
P4.6
P4.6
P4.4
P4.4
RX
Transceiver
RX
CAN2
CAN bus 2
(1)
CAN2
CAN bus
CAN
TX
TX
P4.7
P4.7
(1)
CAN_H
CAN_L
XMISC.CANPAR = 0
XMISC.CANPAR = 1
(Both CAN enabled)
ST10F272M