r5f71374an80fpv Renesas Electronics Corporation., r5f71374an80fpv Datasheet - Page 618

• Manufacturer Part Number: r5f71374an80fpv
• Description: 32-bit Risc Microcomputer Superh?? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

Section 14 Serial Communication Interface (SCI)
14.6
The relationship between SCSPTR and the SCI pins is shown in figures 14.19 and 14.20.
Rev. 1.00 Sep. 21, 2007 Page 592 of 1124
REJ09B0402-0100
SCK
[Legend]
SPTRW:
Note: * These signals control the SCK pin according to the settings of the C/A bit in SCSMR
Serial Port Register (SCSPTR) and SCI Pins
and bits CKE1 and CKE0 in SCSCR.
SCSPTR write
Figure 14.19 SCKIO Bit, SCKDT Bit, and SCK Pin
Q
Q
SCKIO
SCKDT
R
C
R
C
SPTRW
Reset
Reset
SPTRW
D
D
Bit 3
Bit 2
Internal data bus
Clock output enable signal*
Serial clock output signal*
Serial clock input signal*
Serial input enable signal*