upd70f3402 Renesas Electronics Corporation., upd70f3402 Datasheet - Page 459

• Manufacturer Part Number: upd70f3402
• Description: 32-/16-bit Single-chip Microcontroller With Can Interface
• Manufacturer: Renesas Electronics Corporation.

Note: Set the CBnSCE bit to 1 at the initial setting.
Figure 13-23: Continuous Transmission/Reception Flow (Master)
Initial settings
CBnCTL0
Chapter 13 3-Wire Serial Interface (CSIB)
Read CBnRX register)
Write CBnTX register
Last transmission?
(=> start transfer)
User’s Manual U16702EE3V2UD00
CBnPWR = 0
INTCBnT = 1?
Last transfer?
INTCBnT = 1?
(CBnCTL0)
Note
START
END
/CBnCTL1, etc.
Yes
Yes
Yes
Yes
No
No
No
Write CBnTX register)
No
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