NEC V850E/RS1 User Manual page 456

(4) Single reception (slave)
Note: Set the CBnSCE bit to 1 at the initial setting.
456
Downloaded from Elcodis.com electronic components distributor
Chapter 13 3-Wire Serial Interface (CSIB)
Figure 13-20: Single Reception Flow (Slave)
START
Initial settings
Note
CBnCTL0 /CBnCTL1, etc.
CBnRX dummy read
INTCBnR = 1?
Yes
CBnRX read
Transfer end?
Yes
CBnPWR = 0
(CBnCTL0)
END
User's Manual U16702EE3V2UD00
No
No