Sharp DK-V2 (serv.man2) Service Manual ▷ View online
DK-V2
6 – 2
IC101 VHISTA529++-1 : CODEC IC (STA529)(2/3)
PIN DESCRIPTION
Pin No.
Name
Type
Description
10
RST_N
Digital input
Reset (active low)
38
XTI
Digital input
Crystal input or master clock input.
37
MCLK33
Digital input
Master clock input 3.3V capable.
XTI: crystal input or master clock input 3.3V capable.
XTI: crystal input or master clock input 3.3V capable.
36
SELCLK33
Digital input
Master clock input selector:
SELCLK33 = 1 -> MCLK33 selected.
SELCLK33 = 0 -> XTI selected.
SELCLK33 = 1 -> MCLK33 selected.
SELCLK33 = 0 -> XTI selected.
39
XTO
Digital output
Crystal output.
11
CLKOUT
Digital output
Buffered clock output.
34
SCL
Digital input
I
2
C serial clock.
35
SDA
Digital input/
output
I
2
C serial data.
33
I2CDIS
Digital input
I
2
C disable pin (active high)
1
STBY
Digital input
Standby (active high)
14
MUTE
Digital input
Mute (active high)
51
BICLKI
Digital input/
output
Input serial audio interface bit-clock.
47
LRCLKI
Digital input/
output
Input serial audio interface L/R-clock.
45
SDATAI
Digital input
Input serial audio interface data.
52
BICKLO
Digital input/
output
Output serial audio interface bit-clock.
(volume DOWN when I2CDIS=1)
(volume DOWN when I2CDIS=1)
48
LRCLKO
Digital input/
output
Output serial audio interface L/R-clock.
(volume UP when I2CDIS=1)
(volume UP when I2CDIS=1)
46
SDATAO
Digital output
Output serial audio interface data.
32
TM
Digital input
Test mode (active high)
2
INL
Analog input
ADC left channel line input or microphone input.
3
INR
Analog input/
output
ADC right channel line input.
4
VBIAS
Analog input/
output
ADC microphone bias voltage.
9
VCM
Analog input/
output
ADC Common mode voltage.
5
AVDD
Supply
ADC analog supply.
8
AGND
Ground
ADC analog ground.
6
VHI
Analog input
ADC High reference voltage.
DK-V2
6 – 3
IC101 VHISTA529++-1 : CODEC IC (STA529)(3/3)
PIN DESCRIPTION
Pin No.
Name
Type
Description
7
VLO
Analog input
ADC low reference voltage.
40
FILT
Analog input/
output
PLL loop filter terminal.
42
VDDPLL
Supply
PLL analog supply.
41
GNDPLL
Ground
PLL analog ground.
16
OUT1A
Analog output
Channel 1 half-bridge A output.
19
OUT1B
Analog output
Channel 1 half-bridge B output.
25
OUT2A
Analog output
Channel 2 half-bridge A output.
22
OUT2B
Analog output
Channel 2 half-bridge B output.
31
POWER-
FAULT/EADP
FAULT/EADP
Digital output
Power fault signal (active high)/external audio power down signal.
15
VCC1A
Supply
Channel 1 half-bridge A power supply.
20
VCC1B
Supply
Channel 1 half-bridge B power supply.
26
VCC2A
Supply
Channel 2 half-bridge A power supply.
21
VCC2B
Supply
Channel 2 half-bridge B power supply.
17
GND1A
Ground
Channel 1 half-bridge A power ground.
18
GND1B
Ground
Channel 1 half-bridge B power ground.
24
GND2A
Ground
Channel 2 half-bridge A power ground.
23
GND2B
Ground
Channel 2 half-bridge B power ground.
30
VCC33
Supply
Pre-driver supply.
27
GND33
Ground
Pre-driver ground.
13
VDD1
Supply
Digital supply.
12
GND1
Ground
Digital ground.
44
VDD2
Supply
Digital supply.
43
GND2
Ground
Digital ground.
29
VDDIO1
Supply
I/O ring supply.
28
GNDIO1
Ground
I/O ring ground.
50
VDDIO2
Supply
I/O ring supply.
49
GNDIO2
Ground
I/O ring ground.
DK-V2
6 – 4
IC301 RUITZA014AWZZ : BLUETOOTH CLASS 2 MODULE ( BT-STA2416C2 )
PIN DESCRIPTION
UART
32kHz
XTAL
XTAL
13MHz
XTAL
XTAL
STA2416
Baseband
ARM7 proc
Baseband
ARM7 proc
STLC2150
Radio chip
Radio chip
Filter balun
RF antenna
USB
PCM
SPI
I2C
GPIO
BLOCK DIAGRAM
Pin No.
Pin
I/O
Description
1
TDI
JTAG pin.
2
TMS
JTAG pin.
3
NTRST
JTAG pin.
4
TDO
JTAG pin.
5
TCK
JTAG pin.
6
INT1
I
External Interrupt signal.
7
12C_dat
I/O
12C bus interface data.
8
12C_clk
I/O
12C bus interface clock.
9
PCM_CLK
I/O
PCM clock.
10
PCM_SYNC
I/O
PCM 8kHz synch.
11
PCM_B
I/O
PCM Data In/Out
12
PCM_A
I/O
PCM Data In/Out
13
UART2_RXD
I
UART2 data input.
14
UART2_TXD
O
UART2 data output.
15
UART2_l1
O/T
UART2 clear to send input.
16
UART2_02
O
UART1 ready to send output.
17
SPI_FRM
I/O
Syncronous Serial Interface frame synch.
18
SPI_CLK
I/O
Syncronous Serial Interface clock.
19
SPI_TXD
O/T
Syncronous Serial Interface transmit data.
20
SPI_RXD
I
Syncronous Serial Interface receive data.
21
USB_DN
I/O
USB data -
22
USB_DP
I/O
USB data +
23
RESET
I
Reset pin (active low).
24
BOOT
I
External downloading Enable (active low).
Internally pul-upped to 1.8V by 10kohm.
Internally pul-upped to 1.8V by 10kohm.
25
GPIO0
I/O
General purpose I/O line.
26
GPIO1
I/O
General purpose I/O line.
27
GPIO2
I/O
General purpose I/O line.
28
GPIO3
I/O
General purpose I/O line.
29
GPIO4
I/O
General purpose I/O line.
30
GPIO5
I/O
General purpose I/O line.
DK-V2
6 – 5
IC803 VHITPS61032-1 : DC-DC CONVERTER ( PS61032 )
BLOCK DIAGRAM
PIN CONFIGURATION
+
+
+
+
VBAT
SW
VOUT
PGND
PGND
PGND
FB
GND
GND
V
REF
LBO
100 kΩ
10 pF
=0.5V
V
REF
=0.5V
Error Amplifier
Gate
Control
Regulator
Control Logic
EN
SYNC
GND
SW
SW
PGND
PGND
PGND
VBAT
LBI
SYNC
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
NC
VOUT
VOUT
VOUT
FB
PowerPAD
GND
LB0
EN
LBI
Oscillator
Low Battery Comparator
Temperature
Control
Anti-
Ringing
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