Datasheet

Section 15 Serial Communication Interface (SCI)
Rev. 6.00 Mar. 18, 2010 Page 631 of 982
REJ09B0054-0600
SCK/port
Data
TE
C/A
CKE1
CKE0
Bit 7Bit 6
1. End of transmission
3. CKE1 = 1
5. CKE1 = 0
4. C/A = 0
2. TE = 0
High-level output
Figure 15.44 Operation when Switching from SCK Pin Function to Port Pin Function
(Example of Preventing Low-Level Output)
15.10.8 Assignment and Selection of Registers
Some serial communication interface registers are assigned to the same address as other registers.
Register selection is performed by means of the IICE bit in the serial control register (SCRX). For
details on register addresses, see section 26.1, Register Addresses (In Address Order).