Marantz SR5400 Service Manual page 29

IC28 : H8S/2398(HD64F2398F20)
Port
Pin I/O
mode = 7
72 P27/PO7/TIOCB5/ I/O
TMO1
73 P26/PO6/TIOCA5/ I/O
TMO0
74 P25/PO5/TIOCB4/ I/O
TMCI1
75 P24/PO4/TIOCA4/ I/O
TMRI1
76 P23/PO3/TIOCD3/ I/O
TMCI0
77 P22/PO2/TIOCC3/ I/O
TMRI0
78 P21/PO1/TIOCB3 I/O
79 P20/PO0/TIOCA3 I/O
80 VCL I
81 _RES I
82 NMI I
83 _STBY I
84 VCC I
85 XTAL I
86 EXTAL I
87 VSS I
88 PF7/ I/O
89 VCC I
90 PF6 I/O
91 PF5 I/O
92 PF4 I/O
93 PF3 I/O
94 PF2 I/O
95 PF1 I/O
96 PF0 I/O
97 P50/TxD2/_IRQ4 I/O
98 P51/RxD2/_IRQ5 I
99 VSS I
100 VSS I
101 P52/SCK2/_IRQ6 I/O
102 P53/_ADTRG/ I/O
_IRQ7
103 AVCC I
104 Vref I
105 P40/AN0 I
106 P41/AN1 I
107 P42/AN2 I
108 P43/AN3 I
109 P44/AN4 I
110 P45/AN5 I
111 P46/AN6/DA0 I
112 P47/AN7/DA1 I
113 AVSS I
114 VSS I
115 P17/PO15/TIOCB2/ I/O
TCLKD
116 P16/PO14/TIOCA2 I/O T_OUT
117 P15/PO13/TIOCB1/ I/O
TCLKC
118 P14/PO12/TIOCA1 I/O
119 P13/PO11/TIOCD0/ I/O
TCLKB
120 P12/PO10/TIOCC0/ I/O
TCLKA
121 P11/PO9/TIOCB0/ I/O
_DACK1
122 P10/PO8/TIOCA0/ I/O
_DACK0
123 MD0 I
124 MD1 I
125 MD2 I
126 PG0 I/O
127 PG1 I/O
128 PG2 I/O
Use STBY Name
O I FLRA_ON
O I FLRB_ON
O I SURR_ON
O I HEAT
I I _HEAT_DET
O I _STANDBY
I I _HP_DET
O I HP_ON
- I VCL
YES I _RST
NO I NMI
NO I _STBY
YES I Vcc
YES I XTAL
YES I EXTAL
- - VSS
I I SEL-
YES - Vcc
I I SEL+
O O _STBY LED
O I _RSFL
I I VOL-
I I VOL+
I I CTS
O O RTS
SO I OSDDATA
I I N.C
- - VSS
- - VSS
SC I OSDCLK
O I _RSTFL
- - AVCC
- - VREF
AD AD KEY0
AD AD KEY1
AD AD KEY2
AD AD _5V_DOWN
AD AD P_LINE_FAIL
AD AD MODE
I I _OVFL
AD AD TV_AUTO
- - VSS
- - VSS
I I N.C
I RC_OUT
I I N.C
T_IN I VSYNC
O O KILLIR
I I N.C
I I N.C
T_IN T_IN RC_IN
YES YES MD0
YES YES MD1
YES YES MD2
O I _FCS
O I _RSTDSP
O I _SCS
Port Setting
Note
Act. init
H L SPK A SELECT
H L SPK B SELECT
H L SURR/CNT/SB SPK ON
H L Power Amp±B_L_Sel
H - Power Amp Heat sink TempDetect
L L Standby Power
L - HP Jack Detect
H L HEAD PHONE ON
- -
L - Reset
- - Fix H ( At the time of the un-use )
L H FixH
- - +5V
- - Xtal(20M)
- - Xtal(20M)
- - GND
- - Front Select. Encoder
- - +5V
- - Front Select. Encoder
L H Standby LED On
L L Front FL Driver
- - Front Vol. Encoder
- - Front Vol. Encoder
- - UART
H UART
- - Front FL & Video(OSD)
- - PULL DOWN
- - GND
- - GND
- - Front FL & Video(OSD)
L L Reset FL Driver
- - +5V
- - +5V
- - Front Key
- - Front Key
- - Front Key
- - Detect 5V
- - Emergency Protection
- - CPU mode
H - Peak Indicator
H L TV Video Detect
- - GND
- - GND
- -
L RC BUS output
- -
↑
- V-sync Det. & Change OSD
H L Kill to IR input signal.
- -
- -
↓↑
- IR In for RC-5Input polarity is reverse to SR7300.
- - +5V
- - Fix H
- - Normal :H, Boot :L
L H DSP CHIP ENABLE
L L DSP
L H DSP CHIP ENABLE
45