Rainbow Electronics U3742BM - Manual (Page 21)

21
U3742BM
4735A–RKE–11/03
Table 7. Effect of the Configuration Word Sleep
Table 8. Effect of the Configuration Word XSleep
Table 9. Effect of the Configuration Word Lim_min
Sleep
Start Value for Sleep Counter
(T
Sleep
= Sleep × Xsleep Ч 1024 Ч T
Clk
) Sleep4 Sleep3 Sleep2 Sleep1 Sleep0
0 0 0 0 0 0 (Receiver is continuously polling until a valid signal occurs)
0 0 0 0 1 1 (T
Sleep
» 2ms for XSleep = 1 in US/European applications)
0 0 0 1 0 2
0 0 0 1 1 3
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0 1 0 1 1 11 (USA: T
Sleep
= 22.96 ms, Europe: T
Sleep
= 23.31 ms) (Default)
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1 1 1 0 1 29
1 1 1 1 0 30
1 1 1 1 1 31 (Permanent sleep mode)
XSleep
Extension Factor for Sleep Time (T
Sleep
= Sleep
×
Xsleep
Ч
1024
Ч
T
Clk
) XSleep
Std
XSleep
Temp
0 0 1 (Default)
0 1 8 (XSleep is reset to 1 if bit check fails once)
1 0 8 (XSleep is set permanently)
1 1 8 (XSleep is set permanently)
Lim_min Lower Limit Value for Bit Check
Lim_min < 10 is not applicable (T
Lim_min
= Lim_min
×
XLim
×
T
Clk
)
0 0 1 0 1 0 10
0 0 1 0 1 1 11
0 0 1 1 0 0 12
0 0 1 1 0 1 13
0 0 1 1 1 0
14 (Default)
(USA: T
Lim_min
= 228 µs, Europe: T
Lim_min
= 232 µs)
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1 1 1 1 0 1 61
1 1 1 1 1 0 62
1 1 1 1 1 1 63