FDC37B77X SMSC Corporation, FDC37B77X Datasheet - Page 192

• Manufacturer Part Number: FDC37B77X
• Description: ENHANCED SUPER I/O CONTROLLER WITH WAKE UP FEATURES
• Manufacturer: SMSC Corporation

nM IRRX
MIRRX
n IRRX
DA TA
IRRX
FIGURE 21 - AMPLITUDE SHIFT KEYED IR RECEIVE TIMING
Note s:
1 . IRRX: L 5, CRF 1 Bit 0 = 1
0
t1
t2
t3
t4
t5
t6
t1
n IRRX: L5 , CRF1 Bit 0 = 0 (de fault)
M IRRX, nMI RRX are the mod ulate d ou tpu ts
t3
t5
Modulated Out put Bit Time
Off Bit Time
Modulated Outp ut "On"
Modulated Out put "Off"
Modulated Outp ut "On"
Modulated Out put "Off"
t6
t4
1
t2
P a ramet er
0
1
192
min
0
0.8
0.8
0.8
0.8
0
typ
1
1
1
1
1
max
1.2
1.2
1.2
1.2
1
units
µ s
µ s
µ s
µ s
µ s
µ s
0
1
1