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1
No.
Mark
A
81
PB6/D6
82
PB5/D5
83
PB4/D4
84
PB3/D3
85
PB2/D2
86
PB1/D1
87
PB0/D0
88
VSS3
89
VDD3
B
90
PC7/A7
91
PC6/A6
92
PC5/A5
93
PC4/A4
94
PC3/A3
95
PC2/A2
96
PC1/A1
97
PC0/A0
98
PA0/CS2#
99
PA1/CS1#
C
100 PA2/CS0#
• Port0 (P00-P07) can be selected for input or output by each 4 bits (P00-P03,P04-P07). Set for input when reset. And it can be set C-MOS or
Nch-OD by each 1 bit in option.
• Port1 (P10-P17) can be selected for input or output by each 1 bit. Set for input when reset. And it can be set C-MOS or Nch-OD by each 1bit
in option.
• Port2 (P20-P27) can be selected for input or output by each 1 bit. Set for input when reset. And it can be set C-MOS or Nch-OD by each 1 bit
in option.
• Port3 (P30-P36) can be selected for input or output by each 1 bit. Set for input when reset. And it can be set C-MOS or Nch-OD by each 1 bit
in option.
• Port7 (P70-P73) can be selected for input or output by each 1 bit. Set for input when reset.
• Port8 (P80-P87) can be selected for input or output by each 1 bit. Set for input when reset.
• PortA (PA0-PA5) can be selected for input or output by each 1 bit. Set for input when reset. And it can be set C-MOS or Nch-OD by each 1
bit in option.
D
• PortB (PB0-PB7) can be selected for input or output by each 1 bit. Set for input when reset. And it can be set C-MOS or Nch-OD by each 1
bit in option.
• PortC (PC0-PC7) can be selected for input or output by each 1 bit. Set for input when reset. And it can be set C-MOS or Nch-OD by each 1
bit in option.
• PortE and PortF can be selected for input or output by each 2 bits.
• In case of without RDS, it is best that RDSDATA and RDSCLK are assigned as I/O port which can be set output and output low level.
E
F
62
1
2
Pin Name
I/O
(FREQCONT2)
O
Frequency control2 for SMPS
(PWRERR)
I
POWER Error input from SMPS
(PWRCONT1)
O
Power control for SMPS
PWRCONT2
O
Power control for Sub SMPS
FLCONT
O
FL Power
BEATCUT1
O
BEATCUT Control 1
BEATCUT2
O
BEATCUT Control 2
−
VSS3
Ground
−
VDD3
Power supply
FLASHE/D
I
for FLASH writing / On board debugger
FLASHDO
O
for FLASH writing / On board debugger
FLASHCLK
O
for FLASH writing / On board debugger
(SWMIX)
O
Control for subwoofer mix
TXPOWER
O
Control power supply of Tuner etc.
(DMUTECHECK)
O
D-AMP SOFT MUTE MONITOR
FANCONT
O
Control fan speed
(DTSMIX)
O
Control for dts mix
XDIRRST
O
Reset to DIR /CODEC
XDIRCS
O
Chip select to DIR/CODEC
DIRDO
I
Data input from DIR/CODEC
SX-SW77
2
3
Pin Function
3
4
4
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