M32C80 Datasheet, PDF (269/352 Pages) Renesas Technology Corp – 16/32-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M32C/80 SERIES

M32C/80 Group
21. Intelligent I/O (Communication Function)
SI/O Expansion Transmit Control Register 0⁽¹⁾
b7 b6 b5 b4 b3 b2 b1 b0
0 0000
Symbol
G0ETC
Address
00FF16
After Reset
0000 0XXX2
Bit
Symbol
Bit Name
Function
RW
(b3 - b0) ^{Reserved Bit}
Set to "0"
Transmit CRC
0: Not used
TCRCE _{Enable Bit}
1: Used
RW
Reserved Bit
Set to "0"
RW
(b5)
Transmit Bit Stuffing "1" 0: "1" is not inserted
TBSF0 _{Insert Select Bit}
1: "1" is inserted
RW
Transmit Bit Stuffing "0" 0: "0" is not inserted
TBSF1 _{Insert Select Bit}
1: "0" is inserted
RW
NOTE:
1. The G0ETC register is used in HDLC data processing mode. Maintain the value after reset or set it
to "0016" in clock synchronous serial I/O mode.
SI/O Expansion Transmit Control Register 1⁽¹⁾
b7 b6 b5 b4 b3 b2 b1 b0
00
Symbol
G1ETC
Address
013F16
After Reset
0000 0XXX2
Bit
Symbol
Bit Name
Function
RW
Reserved Bit
(b2 - b0)
When read,
its content is indeterminate
RO
Reserved Bit
Set to "0"
RW
(b3)
Transmit CRC
0: Not used
TCRCE _{Enable Bit}
1: Used
RW
Reserved Bit
Set to "0"
RW
(b5)
TBSF0 ^{Transmit Bit Stuffing "1" 0: "1" is not inserted}
RW
Insert Select Bit
1: "1" is inserted
TBSF1 ^{Transmit Bit Stuffing "0" 0: "0" is not inserted}
RW
Insert Select Bit
1: "0" is inserted
NOTE:
1. The G1ETC register is used in HDLC data processing mode. Maintain the value after reset or set it
to "0016" in clock synchronous serial I/O mode.
Figure 21.6 G0ETC and G1ETC Registers
Rev. 1.00 Nov. 01, 2005 ^{Page 250} of 330
REJ09B0271-0100