Yamaha RX-V1500 Service Manual page 52

RX-V1500/DSP-AX1500
IC512: D601A002PYP180 (DSP P.C.B)
Decoder
No. Name
52
I/O Function
For external memory, Address 17
For external memory, Address 19
For external memory, Address 20
For external memory area, Enable 0
For external memory area, Enable 1
1.2V power supply
1.2V power supply
Ground
3.3V power supply
For external memory, Byte Enable Control 1
For external memory, Address 21
For external memory, Byte Enable Control 0
For external memory, Data 13
For external memory, Data 15
For external memory, Data 14
3.3V power supply
Ground
1.2V power supply
For external memory, Data 11
For external memory, Data 12
For external memory, Data 9
For external memory, Data 10
For external memory, Data 6
For external memory, Data 7
For external memory, Data 8
1.2V power supply
Ground
3.3V power supply
For external memory, Data 4
For external memory, Data 5
For external memory, Data 3
For external memory, Data 2
For external memory, Data 1
For external memory, Data 0
1.2V power supply
Ground
General purpose I/O0 port 1
For external memory, Bus request output
For external memory, Hold request approval to host
For external memory, Hold request from host
McASP1 reception LRCLK
McASP1 reception BCLK
3.3V power supply
Ground
McASP1 transmission/reception data 0
McASP1 transmission/reception data 1
McASP1 transmission/reception data 2
McASP1 transmission/reception data 3
McASP1 transmission/reception data 4
Ground
1.2V power supply
McASP1 transmission/reception data 5
McASP1 transmission/reception data 6
McASP1 transmission/reception data 7
McASP1 transmission BCLK
McASP1 MUTE output
McASP1 transmission LRCLK
General purpose I/O0 port 0 (SPI ready signal output Active: H)