M306H7MG-XXXFP Datasheet, PDF (137/329 Pages) Renesas Technology Corp – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with DATA ACQUISITION CONTROLLER

M306H7MG-XXXFP/MC-XXXFP/FGFP
10. SERIAL I/O
10.7.2 Format
• Direct Format
Set the U2MR register's PRY bit to “1”, U2C0 register's UFORM bit to “0” and U2C1 register's U2LCH bit
to “0”.
• Inverse Format
Set the PRY bit to “0”, UFORM bit to “1” and U2LCH bit to “1”. Figure 10.33 shows the SIM interface
format.
(1) Direct format
Transfer ^{“H”}
clock “L”
TxD2 ^{“H”}
“L”
(2) Inverse format
Transfer ^{“H”}
clock “L”
“H”
TxD2
“L”
D0 D1 D2 D3 D4 D5 D6 D7
P
P : Even parity
D7 D6 D5 D4 D3 D2 D1 D0
P
P : Odd parity
Figure 10.33 SIM Interface Format
Rev.2.10 Oct 25, 2006 Page 137 of 326
REJ03B0152-0210