Renesas RL78/D1A User Manual

RL78/F13, F14 CHAPTER 15 SERIAL ARRAY UNIT
R01UH0368EJ0210 Rev.2.10 859
Dec 10, 2015
Figure 15-44. Procedure for Resuming Master Transmission/Reception
Remark m: Unit number (m = 0, 1), n: Channel number (n = 0, 1), p: CSI number (p = 00, 01, 10, 11),
mn = 00, 01, 10, 11
Starting setting for resumption
Port manipulation
Changing setting of the SPSm register
Changing setting of the SDRmn register
Changing setting of the SOm register
Port manipulation
Writing to the SSm register
Starting communication
Di
sa
bl
e
d
a
t
a ou
t
pu
t
o
f
th
e
t
arge
t
c
h
anne
l
by setting a port register and a port
mode register.
R
e-se
t
th
e reg
i
s
t
er
t
o c
h
ange
th
e opera
ti
on
clock setting.
Re-set the register to change the
transfer baud rate setting.
S
e
t
th
e
i
n
iti
a
l
ou
t
pu
t
l
eve
l
o
f
th
e ser
i
a
l
clock (CKOmn) and serial data (SOmn).
E
na
bl
e
d
a
t
a ou
t
pu
t
an
d
c
l
oc
k
ou
t
pu
t
o
f
the target channel by setting a port
register and a port mode register.
S
e
t
th
e
SS
mn
bit
o
f
th
e
t
arge
t
c
h
anne
l
t
o
1
and set the SEmn bit to 1 (to enable
operation).
S
e
t
t
ransm
it
d
a
t
a
t
o
th
e
SDR
mn reg
i
s
t
er
and start communication.
(
Essential
)
(
Selective
)
(Selective)
(Selective)
(
Essential
)
(Essential)
(Essential)
Re-set the register to change serial
communication operation setting register mn
(
SCRmn
)
settin
g
.
(
Selective
)
Changing setting of the SCRmn register
If
th
e
FEF
,
PEF
, o
r
OVF
fl
ag rema
i
ns
set, clear this using serial flag clear
trigger register mn (SIRmn).
(Selective)
Clearing error flag
S
e
t
th
e
SOE
mn
bit
t
o
1
an
d
ena
bl
e
output from the target channel.
(Selective)
Changing setting of the SOEm register
S
e
t
th
e
SOE
mn
bit
t
o
0
t
o s
t
op ou
t
pu
t
from the target channel.
(Selective)
Changing setting of the SOEm register
R
e-se
t
th
e reg
i
s
t
er
t
o c
h
ange
th
e ser
i
a
l
mode register mn (SMRmn) register
settin
g
.
(Selective)
Changing setting of the SMRmn register

Renesas RL78/D1A Specifications

General

Brand	Renesas
Model	RL78/D1A
Category	Computer Hardware
Language	English