FDC37C665IR SMSC Corporation, FDC37C665IR Datasheet - Page 145

• Manufacturer Part Number: FDC37C665IR
• Description: 3/5 Volt Advanced High-Performance Multi-Mode Parallel Port Super I/O Floppy Disk Controller with Infranred Support
• Manufacturer: SMSC Corporation

DATA
nIRTX
IRTX
Notes:
1. Receive Pulse Detection Criteria: A received pulse is considered detected if the
2. RIR: CRC Bit 0: 1 = RCV active low
t1
t1
t1
t1
t1
t1
t1
t2
t2
t2
t2
t2
t2
t2
received pulse is a minimum of 1.41µs.
nRIR: CRC Bit 0: 0 = RCV active high (default)
Pulse Width at 115kbaud
Pulse Width at 57.6kbaud
Pulse Width at 38.4kbaud
Pulse Width at 19.2kbaud
Pulse Width at 9.6kbaud
Pulse Width at 4.8kbaud
Pulse Width at 2.4kbaud
Bit Time at 115kbaud
Bit Time at 57.6kbaud
Bit Time at 38.4kbaud
Bit Time at 19.2kbaud
Bit Time at 9.6kbaud
Bit Time at 4.8kbaud
Bit Time at 2.4kbaud
0
t1
t2
1
t2
Parameter
FIGURE 13 - IrDA TRANSMIT TIMING
t1
0
1
0
145
0
min
1.41
1.41
1.41
1.41
1.41
1.41
1.41
1
3.22
19.5
8.68
17.4
104
208
416
typ
1.6
4.8
9.7
39
78
26
52
1
max
11.07
22.13
44.27
88.55
2.71
3.69
5.53
0
units
1
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
1