11
KRF-V6200D/V7200D
Port No.
Port Name
I/O
Explanations
Logic
50
XTAL
I
Crystal Connection port.
51
X. GND
-
Ground Connection for Crystal.
52
/XTAL
O
Crystal Connection port.
53
X.VDD
-
Ground Connection for Crystal.
54
DA.VDD
-
Power Supply for DAC.
55
LOUT
O
Audio L-ch Output.
56
DA.GND
-
Ground for DAC.
57
REGC
-
External Capacitor Connection port for Band Gap.
58
DA.GND
-
Ground for DAC.
59
ROUT
O
Audio R-ch Output.
60
DA.VDD
-
Power Supply for DAC.
61
D.GND
-
Ground for Digital Circuitry.
62
D.VDD
-
Power Supply for Digital Circuitry.
63
REG16
-
External Capacitor Connection port for 1.6V
regulator.
64
LRCK
O
3-Bus Audio Output.
65
SCKO
O
3-Bus Audio Output.
66
DOUT
O
3-Bus Audio Output.
67~70
USBMON0-3
I/O
Monitor Output.
71
C33M
O
DRAM Clock.
72
/RCS
O
DRAM CS.
73
CKE
O
DRAM CKE Output.
74
/RAS
O
DRAM RAS Output.
75
/CAS0
O
DRAM Lower CAS.
76
/CAS1
O
DRAM Upper CAS.
77
/WE
O
DRAM WE Output.
78
/OE
O
DRAM OE Output.
79~94
RDB0-15
I/O
DRAM Data 0-15 I/O port.
95
IO.GND
-
Ground Connection for I/O port.
96
IO.VDD
-
Power Supply for I/O port.
97~108
RA0-11
O
DRAM Address 0-11 Output.
109~115 N.C.
-
Open.
116
A.VDD
-
Power Supply for Analog Circuitry.
117
A.GND
-
Ground for Analog Circuitry.
118~126 N.C.
-
Open.
127
A.VDD
-
Power Supply for Analog Circuitry.
128
A.GND
-
Ground for Analog Circuitry.
129~142 N.C.
-
Open.
143
A.VDD
-
Power Supply for Analog Circuitry.
144
A.GND
-
Ground for Analog Circuitry.
CIRCUIT DESCRIPTION
