M16C6S_09 Datasheet, PDF (120/208 Pages) Renesas Technology Corp – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

M16C/6S Group
Special Mode
Table 1.16.3. Registers to Be Used and Settings in I²C Mode (2) (Continued)
Register
Bit
UiSMR4 STAREQ
RSTAREQ
STPREQ
STSPSEL
ACKD
ACKC
SCLHI
SWC9
IFSR2A IFSR26, ISFR27
UCON U0IRS, U1IRS
2 to 7
Function
Master
Slave
Set this bit to “1” to generate start
Set to “0”
condition
Set this bit to “1” to generate restart
Set to “0”
condition
Set this bit to “1” to generate stop
Set to “0”
condition
Set this bit to “1” to output each condition Set to “0”
Select ACK or NACK
Select ACK or NACK
Set this bit to “1” to output ACK data
Set this bit to “1” to output ACK data
Set this bit to “1” to have SCLi output Set to “0”
stopped when stop condition is detected
Set to “0”
Set this bit to “1” to set the SCLi to “L”
hold at the falling edge of the 9th bit of
clock
Set to “1”
Set to “1”
Invalid
Invalid
Set to “0”
Set to “0”
i=0 to 2
Rev.5.01 Dec 10, 2009 page 120 of 201
REJ03B0014-0501