Yamaha HTR-8063, Service Manual

Page: 87 / 185

Pin
No.
Port Name
F u nction
Name
Terminal
Processing
Processing
Condition
when not u sed
Condition when
u sed
Related Power S u pply
OFF Detail of F u nction
Condi-
tion
Proce-
ssing
DIR Logic I/O Logic
C2 nCS0
SDRAM_N_
CS0
– – O BUS SDRAM chip select 0
E3 nWE
SDRAM_N_
WE
– – O BUS SDRAM write enable
F2 nRAS
SDRAM_N_
RAS
– – O BUS SDRAM row adddress strobe
E2 nCAS
SDRAM_N_
CAS
– – O BUS SDRAM col u mn address strobe
A9 DQM3
SDRAM_
DQM3
– – O BUS SDRAM data inp u t/o u tp u t mask3
B9 DQM2
SDRAM_
DQM2
– – O BUS SDRAM data inp u t/o u tp u t mask2
C9 DQM1
SDRAM_
DQM1
– – O BUS SDRAM data inp u t/o u tp u t mask1
C10 DQM0
SDRAM_
DQM0
– – O BUS SDRAM data inp u t/o u tp u t mask0
** A[12:0]
SDRAM_
A[11:0]
– – O BUS SDRAM address b u s
J2 A13
SDRAM_
BA0
– – O BUS SDRAM bank select BA0
J1 A14
SDRAM_
BA1
– – O BUS SDRAM bank select BA1
** D[31:0]
SDRAM_
DQ[31:0]
–
– B BUS SDRAM data b u s
M24 nINT1 – 10kPU – – I Interr u pt Empty
M23 nINT2
PHY0_N_
INT
10kPU – – I Interr u pt Interr u pt from PHY
AE7 TXD0 DBG_TXD – – O UART TX Serial for deb u g
AE8 RXD0 DBG_RXD 10kPD – – I UART RX Serial for deb u g
AD7 AGPIO[4] DBG_LED0 10kPU – – O Data LED for deb u g
AD8 AGPIO[1] DBG_LED1 10kPU – – O Data LED for deb u g
AC8 AGPIO[2]
NCPU_N_
INT
– – O Data Interr u pt to main microprocessor
AE5 TXD1
NCPU_
MISO
– – O UART TX Microprocessor comm u nication VNP2->R32C
AE6 RXD1
NCPU_
MOSI
10kPD – – I UART RX Microprocessor comm u nication R32C->VNP2
AD5 AGPIO[10] – 10kPD Always I – – Empty
AD6 AGPIO[7] – 10kPD Always I – – Empty
AC6 AGPIO[8]
PHY01_N_
RST
10kPD – – O Data PHY reset
AD4 AGPIO[13] USB_HIZ 10kPU – – O Data Not u sed (H: USB disconnected L: USB connected)
AC5 AGPIO[11] N_WOL 100kPU – – O Data No u sed (Wake on lan)
AE4 ABPIO[12]
USB_N_
FRONT
10kPD – – O Data No u sed (H: Rear USBdisconnected L: Front USB)
AC7 AGPIO[5] – 10kPU Always I – – Empty
AE2 AGPIO[18] – 10kPD Always I – – Empty
AE3 RXD2
DOCK_
MISO
10kPD – – I UART RX
DOCK_ON
UAW_ON
I iPOD receive data
AD2 AGPIO[19] – 10kPD Always I – – Empty
AD3 AGPIO[16] – 10kPD Always I – – Empty
AD1 AGPIO[20]
PHY0_
N_100M
4.7kPU – – I Data H: Ether 10Mbps L: Ether 100Mbps
AC4
PARITY/
AGPIO[14]
PHY0_N_
FDX
4.7kPU – – I Data H: Ether half d u plex L: Ether f u ll d u plex
AC3
SIMRST/
AGPIO[17]
PHY0_PD – – O Data H: Ether low power L: Ether normal power
AA1 I2C_SDA EEP_SDA 2.2kPU – – B Data I2C EEPROM SDA
Y1 I2C_SCL EEP_SCL 2.2kPU – – O Clock I2C EEPROM SCL
Y3 SPI_SCK
NCPU_
PIC_SCK
– – O Clock Image data transmission clock
W3
SPI_CS0
DSP2_N_
CS2
10kPD
– – O Data No u sed (DSP2 SPI chip select)
87
RX-V1
067/HTR-8063/
RX-A1
0
0
0
RX-V1067/HTR-8063/RX-A1000
DRAFT