w83877atd Winbond Electronics Corp America, w83877atd Datasheet - Page 75

• Manufacturer Part Number: w83877atd
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

Bit 5:
Bit 4:
Bit 2:
Bit 1:
Bit 0:
4.3.8.2 Set6.Reg1 - MIR (1.152M/0.576M bps) Pulse Width
This 5-bit register is set MIR output pulse width.
Reset Value
MIR_PW
Reg.
FIR_CRC - FIR (4M bps) CRC Type
Note that the 16/32-bit CRC are defined in IrDA 1.1 physical layer.
MIR_CRC - MIR (1.152M/0.576M bps) CRC Type
INV_CRC - Inverting CRC
Write to 1 causes CRC inverted output in physical layer.
DIS_CRC - Disable CRC
Write to 1 causes the transmitter not to transmit CRC in physical layer.
Reserved, write 1.
Bit 7
M_PW4~0
0
-
00000
00001
00010
11111
k
...
...
10
Bit 6
MIR_CRC
FIR_CRC
0
-
0
1
0
1
41.66 (==20.83*2) ns
Bit 5
MIR Pulse Width
0
-
(1.152M bps)
20.83*k
20.83 ns
645 ns
0 ns
...
...
M_PW4
10
Bit 4
- 71 -
ns
0
M_PW3
Bit 3
1
CRC Type
16-bit CRC
32-bit CRC
CRC Type
16-bit CRC
32-bit CRC
83.32 (==41.66*2) ns
MIR Output Width
Publication Release Date: April 1998
(0.576M bps)
M_PW2
41.66*k
Bit 2
41.66 ns
1290 ns
0
0 ns
...
...
10
ns
W83877ATF
M_PW1
Bit 1
1
Version 0.51
M_PW0
Bit 0
0