Read Sony ICD-PX820 / ICD-PX820D / ICD-PX820M Service Manual online
ICD-PX820/PX820D/PX820M
26
Pin No.
Pin Name
I/O
Description
L11
EXD4
I/O
External memory data signal input/output 4
N13
EXD5
I/O
External memory data signal input/output 5
K11
EXD6
I/O
External memory data signal input/output 6
P13
EXD7
I/O
External memory data signal input/output 7
P14
EXD8
I/O
External memory data signal input/output 8
M12
SDA/P29/I2C SDA
O
I2C serial data signal output
J11
TXD2/P2C/
BOOT XUSB
O
Boot mode select signal output
N14
VDD1
―
Power supply pin(+1.1V)
L12
VSS
―
Ground pin
M14
VDD2
―
Power supply pin(+3.1V)
M13
EXD9
I/O
External memory data signal input/output 9
H11
RXD2/P2D/
ADA XRST
O
ADA reset signal output
K12
EXD10
I/O
External memory data signal input/output 10
L13
EXD11
I/O
External memory data signal input/output 11
D11
TEST11
I
Test pin Fixed at "L".
L14
EXD12
I/O
External memory data signal input/output 12
J12
EXD13
I/O
External memory data signal input/output 13
K13
TEST2
I
Test pin Fixed at "L".
K14
EXD14
I/O
External memory data signal input/output 14
G11
EXD15
I/O
External memory data signal input/output 15
J14
VDD1
―
Power supply pin (+1.1V)
H12
SDWP/SD WP
I
SDC protect signal input Fixed at "L".
J13
SDCD/INS/SD CD
I
SDC detect signal input Fixed at "L".
F11
SDCMD/BS/SD CMD
O
SDC command signal output
G12
SDCLK/SCLK/
SD CLK
O
SDC clock signal output
H13
SDAT0/DATA0/
SD DATA0
I/O
SDC serial data signal input/output 0
H14
VSS
―
Ground pin
E11
VDD3
―
Power supply pin(+3.1V)
F12
SDATA1/DATA1/
SD DATA1
I/O
SDC serial data signal input/output 1
G13
SDATA2/DATA2/
SD DATA2
I/O
SDC serial data signal input/output 2
E12
SDATA3/DATA3/
SD DATA3
I/O
SDC serial data signal input/output 3
G14
AVDDPLL1
―
Power supply pin (+1.1V) for PLL1
F13
AVSSPLL1
―
Ground pin for PLL1
F14
VCNT1
O
VCO control signal output for PLL1
D12
VDDXT
―
Power supply pin (+1.1V)
E13
VSSXT
―
Ground pin
E14
XIN1
I
Oscillation amplifi er signal input (12MHz)
D14
XOUT1
O
Oscillation amplifi er signal output (12MHz)
C12
VDDRTC
―
Power supply pin for RTC
D13
VSSRTC
―
Ground pin for RTC
C14
XOUT32K
O
Oscillation amplifi er signal output (32.768kHz)
B14
XIN32K
I
Oscillation amplifi er signal input (32.768kHz)
C13
VDET/RTC VDET
I
Voltage detect signal input
B13
RTCINT
O
RTC interruption signal output
A14
BACKUPB
I
RTC backup signal input
A13
AVDDPHY1
―
Power supply pin (+1.1V)
B12
AVSSPHY1
―
Ground pin
A12
AVSSPHY1
―
Ground pin
C11
RREF
―
Reference signal pin for USB PHY
B11
AVSSPHY2
―
Ground pin
D10
AVDDPHY2
―
Power supply pin(+3.1V)
C10
AVDDPHY2
―
Power supply pin (+3.1V)
A11
AVSSPHY2
―
Ground pin
B10
AVSSPHY2
―
Ground pin
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