SH7763 Datasheet, PDF (1159/2026 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperHTM RISC Engine Family SH-4A Series

Section 27 Serial Communication Interface with FIFO (SCIF)
When external clock is selected: The on-chip baud rate generator is not used and the SCIF
operates on the input serial clock.
Table 27.5 SCSMR Settings for Serial Transfer Format Selection
Bit 7:
C/A
0
1
SCSMR Settings
Bit 6:
CHR
Bit 5:
PE
Bit 3:
STOP
0
0
0
1
1
0
1
1
0
0
1
1
0
1
x
x
x
Note: x: Don't care
SCIF Transfer Format
Mode
Data
Length
Parity Stop Bit
Bit Length
Asynchronous mode 8-bit data No
1 bit
2 bits
Yes 1 bit
2 bits
7-bit data No
1 bit
2 bits
Yes 1 bit
2 bits
Clocked synchronous 8-bit data No
No
mode
Table 27.6 SCSMR and SCSCR Settings for SCIF Clock Source Selection
SCSMR SCSCR Settings
Bit 7:
C/A
Bit 1:
CKE1
Bit 0:
CKE0
0
0
0
1
Mode
Clock
Source
Asynchronous Internal
mode
1
0
External
1
1
0
0
Clocked
Internal
1
synchronous
mode
1
0
External
1
SCK Pin Function
SCIF does not use SCIF_SCK pin
Outputs clock with frequency of
16 times the bit rate
Inputs clock with frequency of 16
times the bit rate
Outputs synchronization clock
Inputs synchronization clock
Rev. 1.00 Oct. 01, 2007 Page 1093 of 1956
REJ09B0256-0100