Sharp TQ-GX30E Service Manual page 127

IC105 VHIYMU762C+-1L (YMU762C): SOUND
Pin No. Terminal name
1 CLKI
2 LED
3 /IRQ
4 /RST
5* NC
6 PLLC
7 VDD
8 VSS
9 VREF
10 HPOUT-L/MONO
11 HPOUT-R
12 EQ1
13 EQ2
14 EQ3
15 SPVDD
16 SPVSS
17 SPOUT1
18 SPOUT2
19 MTR
20 D7
21 D6
22 D5
23 D4
24 D3
25 D2
26 D1
27 D0
28 /WR
29 /CS
30 A0
31 /RD
32 IOVDD
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
7
32
/RST /RST 4
/CS 29
A0
30
/WR 28
/RD 31
20 ~ 27
D0~D7
/IRQ 3
LED 2
LED control
MTR 19
Vibrator control
NC 5
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Input/Output
Input
Output
Output
Input
–
–
–
–
–
Output
Output
–
–
–
–
–
Output
Output
Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input/Output
Input
Input
Input
Input
–
8 6 1
PLL Timing Generator
FiFO
64 byte
FiFO
512 byte
TIMER
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CONFIDENTIAL
Clock input terminal
External LED control terminal
Interrupt output terminal
Hardware reset input terminal
Not used
Built-in PLL capacitor terminal
Power supply (Typ + 3.0 V)
Ground
Analog reference voltage terminal
Headphone output L-ch
Headphone output R-ch
Equalizer terminal 1
Equalizer terminal 2
Equalizer terminal 3
Analog power supply for speaker amplifier (Typ + 3.6 V)
Analog ground for speaker amplifier
Speaker terminal 1
Speaker terminal 2
External motor control terminal
CPU I/F data bus 7
CPU I/F data bus 6
CPU I/F data bus 5
CPU I/F data bus 4
CPU I/F data bus 3
CPU I/F data bus 2
CPU I/F data bus 1
CPU I/F data bus 0
CPU I/F write enable
CPU I/F chip select input
CPU I/F address signal
CPU I/F read enable
Power supply for terminal
FM +
Wave Table
Synthesizer
Sequencer
PCM/ADPCM
Play back
Buffer
Soft IRQ
6 – 7
Description of terminal
11
HP
Vol R Vol L
Select
R-ch
R-ch
Vol
16-bit
DAC
L-ch
L-ch
Vol
VREF
VREF
9
Analog power supply
for speaker amplifier
GX30
10
HP
Mono
EQ
EQ1
12
Vol
13 EQ2
+ -
14 EQ3
SP
Vol
17 SPOUT1
18 SPOUT2
16 15