55
DVP-NW50
Pin No.
Pin Name
I/O
Description
1
PB5 (MOSI)
O
Serial SPI data output pin for DSP control
2
PB6 (MISO)
I
Serial SPI data input pin for DSP control
3
PB7 (SCK)
O
Serial SPI clock pin for DSP control
4
RESET
I
Reset signal input (connected to vcc)
5
VCC
—
Power 3.3V
6
GND
—
Ground terminal
7
XTAL2
O
Output from the inverting oscillator amplifier
8
XTAL1
I
Input to the inverting oscillator amplifier
9
PD0 (RXD)
I
UART input pin for communicate with ARM
10
PD1 (TXD)
O
UART output pin for communicate with ARM
11
PD2 (INT0)
O
5508 mute control (not used)
12
PD3 (INT1)
I
Back end error detect pin (external interrupt pin)
13
PD4 (OC1B)
I
Connected to vcc
14
PD5 (OC1A)
O
Reset signal output
15
PD6 (ICP)
O
Not used
16
PD7 (OC2)
O
PWM output for front LCD back light
17
VCC
—
Power 3.3V
18
GND
—
Ground terminal
19
PC0 (SCL)
I/O
I
2
C clock pin for 5508 control
20
PC1 (SDA)
I/O
I
2
C data pin for 5508 control
21
PC2 (TMS)
I
Speaker shut down detect pin
22
PC3 (TCK)
I/O
Not used
23
PC4 (TDO)
O
Test mode pin for mass product
24
PC5 (TDI)
I
Test mode pin for mass product
25
PC6 (TOSC1)
I/O
Not used
26
PC7 (TOSC2)
I/O
Not used
27
AVCC
—
Power 3.3V
28
GND
—
Ground terminal
29
AREF
—
Power 3.3V
30
PA7 (ADC7)
I/O
Not used
31
PA6 (ADC6)
I/O
Not used
32
PA5 (ADC5)
I/O
Not used
33
PA4 (ADC4)
O
Intercom mode control pin (not used)
34
PA3 (ADC3)
O
Serial SPI data output pin for serial flash control
35
PA2 (ADC2)
I
Serial SPI data input pin for serial flash control
36
PA1 (ADC1)
O
Serial SPI clock pin for serial flash control
37
PA0 (ADC0)
O
Serial SPI select pin for serial flash control
38
VCC
—
Power 3.3V
39
GND
—
Ground terminal
40
PB0 (TCK/T0)
O
Reset DSP
41
PB1 (T1)
I/O
Not used
42
PB2 (AIN0/INT2)
O
PSVC signal output
43
PB3 (AIN1/OC0)
I/O
Not used
44
PB4 (SS)
O
Serial SPI select pin for DSP control
DVD AMP BOARD U201 ATMGA32L-8AU (MICRO CONTROLLER)
