HD64F3039F18 Datasheet, PDF (383/710 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family / H8/300H Series

Section 11 Serial Communication Interface
Table 11.8 SMR Settings and Serial Communication Formats
Bit 7
C/A
0
0
0
0
0
0
0
0
0
0
0
0
1
SMR Settings
Bit 6
CHR
0
0
0
0
1
1
1
1
0
0
1
1
—
Bit 2
MP
0
0
0
0
0
0
0
0
1
1
1
1
—
Bit 5
PE
0
0
1
1
0
0
1
1
—
—
—
—
—
Bit 3
STOP
0
1
0
1
0
1
0
1
0
1
0
1
—
SCI Communication Format
Mode
Data
Length
Multi-
processor Parity
Bit
Bit
Stop
Bit
Length
Asynchronous 8-bit data Absent
mode
Absent 1 bit
2 bits
Present 1 bit
2 bits
7-bit data
Absent 1 bit
2 bits
Present 1 bit
2 bits
Asynchronous
mode (mult i -
processor
format)
8-bit data
7-bit data
Present
Absent
1 bit
2 bits
1 bit
2 bits
Synchronous 8-bit data Absent
mode
None
Table 11.9 SMR and SCR Settings and SCI Clock Source Selection
SMR SCR Settings
Bit 7
C/A
0
0
Bit 1
CKE1
0
0
Bit 0
CKE0
0
1
Mode
Asynchronous
mode
0
1
0
0
1
1
1
0
0
Synchronous
1
0
1
mode
1
1
0
1
1
1
SCI Communication Format
Clock Source SCK Pin Function
Internal
SCI does not use the SCK pin
Outputs a clock with frequency
matching the bit rate
External
Inputs a clock with frequency
16 times the bit rate
Internal
Outputs the serial clock
External
Inputs the serial clock
Rev.3.00 Mar. 26, 2007 Page 359 of 682
REJ09B0353-0300