38K0 Datasheet, PDF (38/133 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

38K0 Group
b7
0 00 0
b0
EP00 byte number register (EP00BYT) [address 001E16]
Bit symbol
Bit name
Function
BBYT00
[3:0]
b7:b4
Transmit/receive byte number bit OUT : The received byte number is automatically set.
IN : Set the transmitting byte number.
Not used
Write 0 when writing.
0 is read when reading.
At reset _{R W}
H/W S/W
0 — OO
— — OO
—: State remaining
Fig. 44 Structure of EP00 byte number register
b7
0 00
b0
EP00 buffer area set register (EP00BUF) [address 0FED16]
Bit symbol
Bit name
Function
BADD00
[4:0]
b7:b5
EP00 beginning address set bit
Not used
Set the beginning address of EP00’s buffer area.
(32-byte unit)
b4b3b2b1b0
0 0 0 1 0 : 004016
0 0 0 1 1 : 006016
..............
1 1 1 1 0 : 03C016
1 1 1 1 1 : 03E016
Write “0” when writing.
“0” is read when reading.
Fig. 45 Structure of EP00 buffer area set register
At reset
RW
H/W S/W
0 – OO
– – OO
–: State remaining
Rev.3.00 Oct 05, 2006 page 38 of 129
REJ03B0192-0300