FDC37C665IR SMSC Corporation, FDC37C665IR Datasheet - Page 147

• 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

nMIRRX
MIRRX
DATA
IRRX
nIRRX
Notes:
1. IRRX: CRC Bit 0: 1 = RCV active low
t1
t2
t3
t4
t5
t6
nIRRX: CRC Bit 0: 0 = RCV active high (default)
MIRRX, nMIRRX are the modulated outputs
Modulated Output Bit Time
Off Bit Time
Modulated Output "On"
Modulated Output "Off"
Modulated Output "On"
Modulated Output "On"
0
FIGURE 15 - AMPLITUDE SHIFT KEYED IR RECEIVE TIMING
t1
t3
t5
t6
t4
1
t2
Parameter
0
1
0
147
0
min
0.8
0.8
0.8
0.8
1
typ
1
1
1
1
1
max
1.2
1.2
1.2
1.2
0
units
1
µs
µs
µs
µs
µs
µs
1