BU92747XXX Datasheet, PDF (18/46 Pages) Rohm – IrDA Controller LSI built-in Ir remote control

BD92747XXX
Datasheet
MCR10: RC_EN (REMCON_Enable)
This bit set the mode listed below (SM2 = 0)
RC_EN
mode
0
IrDA controller^(Note1)
1
(Note1) Default
Ir remote control
MCR11: RC_MODE (REMCON_MODE)
Output Pin is selected by this bit when SM2 is set to "1".
RC_MODE becomes invalid in RC_EN=0, and the IrDA signal is output from the IrTX pin.
RC_MODE
Remote control signal output pin
0
1
(Note1) Default
IrRC
IrTX^(Note1)
MCR12: CTLA (Control_A)
When this bit is set to "1", CTLA Output Pin is set to "Hi". When this bit is set to "0", CTLA Output Pin is set to "Lo".
This bit is set to "0" after reset.
●PWR/FIT: Pulse Width Register/Frame Interval Time
The PWR/FIT register sets the IrTX output pulse width, and frame interval time.
DIS3 DIS2 DIS1
-
FIT3 FIT2 FIT1 FIT0 PWR7 PWR6 PWR5 PWR4 PWR3 PWR2 PWR1 PWR0
DIS
FIT
FPW
PWR0: SPW (SIR Pulse Width)
This bit is effective in the SIR mode.
When this bit is set to "0", the Hi pulse of about 1.6µs is outputted (default).
When this bit is set to "1", the Hi pulse of 3/16 of a baud cycle is outputted.
MPW
SPW
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TSZ22111・15・001
18/18
TSZ02201-0E4E0F100020-1-2
24. June. 2015 Rev.001