TEA5768HL Просмотр технического описания (PDF) - Philips Electronics
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TEA5768HL Datasheet PDF : 36 Pages
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Philips Semiconductors
Low-power FM stereo radio for
handheld applications
Product specification
TEA5768HL
8.3 Writing data
Table 4 Write mode
DATA BYTE 1
DATA BYTE 2
DATA BYTE 3
DATA BYTE 4
DATA BYTE 5
Table 5 Format of 1st data byte
BIT 7 (MSB)
MUTE
BIT 6
SM
BIT 5
PLL13
BIT 4
PLL12
BIT 3
PLL11
BIT 2
PLL10
BIT 1
PLL9
BIT 0 (LSB)
PLL8
Table 6 Description of 1st data byte bits
BIT
7
6
5 to 0
SYMBOL
MUTE
SM
PLL[13:8]
DESCRIPTION
if MUTE = 1 then L and R audio are muted; if MUTE = 0 then L and R audio are not
muted
Search Mode: if SM = 1 then in search mode; if SM = 0 then not in search mode
setting of synthesizer programmable counter for search or preset
Table 7 Format of 2nd data byte
BIT 7 (MSB)
PLL7
BIT 6
PLL6
BIT 5
PLL5
BIT 4
PLL4
BIT 3
PLL3
BIT 2
PLL2
BIT 1
PLL1
BIT 0 (LSB)
PLL0
Table 8 Description of 2nd data byte bits
BIT
7 to 0
SYMBOL
DESCRIPTION
PLL[7:0] setting of synthesizer programmable counter for search or preset
Table 9 Format of 3rd data byte
BIT 7 (MSB)
SUD
BIT 6
SSL1
BIT 5
SSL0
BIT 4
HLSI
BIT 3
MS
BIT 2
MR
BIT 1
ML
BIT 0 (LSB)
SWP1
Table 10 Description of 3rd data byte bits
BIT
7
6 and 5
4
3
2
1
0
SYMBOL
SUD
SSL[1:0]
HLSI
MS
MR
ML
SWP1
DESCRIPTION
Search Up/Down: if SUD = 1 then search up; if SUD = 0 then search down
Search Stop Level: see Table 11
HIGH/LOW Side Injection: if HLSI = 1 then HIGH side LO injection; if HLSI = 0 then
LOW side LO injection
Mono to Stereo: if MS = 1 then forced mono; if MS = 0 then stereo ON
Mute Right: if MR = 1 then the right audio channel is muted and forced mono; if MR = 0
then the right audio channel is not muted
Mute Left: if ML = 1 then the left audio channel is muted and forced mono; if ML = 0
then the left audio channel is not muted
Software programmable port 1: if SWP1 = 1 then port 1 is HIGH; if SWP1 = 0 then
port 1 is LOW
2004 Sep 13
10
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