BU92747XXX Datasheet, PDF (17/46 Pages) Rohm – IrDA Controller LSI built-in Ir remote control

BD92747XXX
Datasheet
●MCR: Mode Control Register
MCR sets various communication modes.
MCR12 MCR11 MCR10 MCR9
MCR8
MCR7
MCR6
MCR5
MCR4
MCR3
MCR2
MCR1
MCR0
SM0
SM1
SM2
DRS0
DRS1
DRS2
RC_EN
RC_MODE
CTLA
MCR0, 1: SM0, 1(Select Mode0, 1)
Combinations of SM1 and SM0 set the communication modes listed below.
SM1
SM0
mode
0
0
SIR ^(Note1)
0
1
MIR
1
0
FIR
1
(Note1) Default
1
FIR
MCR2: SM2
When this bit is set to "1", the signal inputted into EXTIR Pin is outputted from IrTX or IrRC.
MCR5～7 : DRS(Data Rate Select)
Combinations of DRS2 to DRS0 set the baud rates listed below for each communication mode.
DRS2～0
SIR
MIR
FIR
000
2.4kbps
Disable (1.152Mbps)
Disable (4Mbps)
001
Disable (4.8kbps)
0.576Mbps
Disable (4Mbps)
010
9.6kbps^(Note1)
1.152Mbps
4Mbps
011
19.2kbps
Disable (1.152Mbps)
Disable (4Mbps)
100
38.4kbps
Disable (1.152Mbps)
Disable (4Mbps)
101
57.6kbps
Disable (1.152Mbps)
Disable (4Mbps)
110
115.2kbps
Disable (1.152Mbps)
Disable (4Mbps)
111
(Note1) Default
Disable (9.6kbps)
Disable (1.152Mbps)
Disable (4Mbps)
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TSZ22111・15・001
17/17
TSZ02201-0E4E0F100020-1-2
24. June. 2015 Rev.001