Toshiba TLCS-900/L1 Series Manual page 155

7
Bit symbol PLSEL
SIRCR
(0207H)
Read/Write
After reset 0
Function Select
transmit
pulse width
0: 3/16
1: 1/16
6 5 4
RXSEL TXEN RXEN
0 0 0
Receive Transmit Receive
data 0: Disable 0: Disable
0: H pulse 1: Enable 1: Enable
1: L pulse
Figure 3.9.27 IrDA Control Register
91C824-153
3 2
SIRWD3 SIRWD2 SIRWD1
R/W
0 0
Select receive pulse width
Set effective pulse width for equal or more than
2x × (value + 1) + 100ns
Can be set: 1 to 4
Can not be set: 0, 15
Select receive pulse width
Formula: Effective pulse width ≥ 2x × (Value + 1) + 100ns
x = 1/f
FPH
0000 Cannot be set
Equal or more than 4x + 100 ns
0001
to
Equal or more than 30x + 100 ns
1110
1111 Can not be set
Receive operation
0 Disabled
1 Enabled
Transmit operation
0 Disabled
1 Enabled
Select transmit pulse width
0 3/16
1 1/16
TMP91C824
1 0
SIRWD0
0 0
2008-02-20