W83977F-A Datasheet, PDF (79/182 Pages) Winbond – WINBOND I/O

W83977F-A/ W83977G-A/ W83977AF-A/ W83977AG-A
Bit 5:
Bit 4:
Bit 2:
Bit 1:
Bit 0:
FIR_CRC - FIR (4M bps) CRC Type
FIR_CRC
CRC Type
0
16-bit CRC
1
32-bit CRC
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
MIR_CRC
CRC Type
0
16-bit CRC
1
32-bit CRC
INV_CRC - Inverting CRC
When set to 1, the CRC is inversely output in physical layer.
DIS_CRC - Disable CRC
When set to 1, the transmitter does not transmit CRC in physical layer.
Reserved, write 1.
7.8.2 Set6.Reg1 - MIR (1.152M/0.576M bps) Pulse Width
REG.
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
MIR_PW
-
-
-
M_PW4 M_PW3
Reset
0
0
0
0
1
Value
This 5-bit register sets MIR output pulse width.
BIT 2
M_PW2
0
BIT 1
M_PW1
1
BIT 0
M_PW0
0
M_PW4~0
00000
00001
00010
...
k10
...
11111
MIR PULSE WIDTH (1.152M BPS)
0 ns
20.83 ns
41.66 (==20.83*2) ns
...
20.83*k10 ns
...
645 ns
MIR OUTPUT WIDTH (0.576M BPS)
0 ns
41.66 ns
83.32 (==41.66*2) ns
...
41.66*k10 ns
...
1290 ns
Publication Release Date: May 2006
-71 -
Revision 0.60