MAP-S1
82
• IC Pin Function Description
MAIN BOARD IC203 R7S7200032CFP (AUDIO DSP, SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
RDS_INT
I
RDS interrupt signal input from the TUNER board
2
SPI_CLK_BCO
O
Serial data transfer clock signal output to the WiFi module
3
SPI_CS_BCO
O
Chip select signal output to the WiFi module
4
SPI_DO_BCO
O
Serial data output to the WiFi module
5
SPI_DI_BCO
I
Serial data input from the WiFi module
6
NFC_RFDET
I
RF detection signal input from the NFC module
7
D1.18V_SOC
-
Power supply terminal (+1.18V)
8
BT_MUTE
I
Muting control signal input from the Bluetooth module
9
DGND
-
Ground terminal
10
BCO_WOL
I
Wake on LAN signal input from the WiFi module
11
D3.3V_SOC
-
Power supply terminal (+3.3V)
12
BCO_REQ
I
Request signal input from the WiFi module
13
BCO_DATA_READY
I
Ready signal input from the WiFi module
14
BCO_MUTE_REQ_IN
I
Muting request signal input from the WiFi module
15
UART_RxD_DAB
I
Serial data input from the DAB board
(AEP, UK, Australian, Hong Kong and Malaysia models only)
16
UART_TxD_DAB
O
Serial data output to the DAB board
(AEP, UK, Australian, Hong Kong and Malaysia models only)
17
SPI_CLK_MTK
I
Serial data transfer clock signal input from the servo/audio processor
18
DGND
-
Ground terminal
19
SPI_CS_MTK
O
Chip select signal output to the servo/audio processor
20
SPI_DI_MTK
I
Serial data input from the servo/audio processor
21
D1.18V_SOC
-
Power supply terminal (+1.18V)
22
SPI_DO_MTK
O
Serial data output to the servo/audio processor
23
DGND
-
Ground terminal
24
I2S_BCK_DSEL
I
Bit clock signal input terminal
25
D3.3V_SOC
-
Power supply terminal (+3.3V)
26
I2S_LRCK_DSEL
I
L/R sampling clock signal input terminal
27
FAN_CTRL
O
Fan control signal output to the fan motor drive
28
I2S_DI_DSEL
I
Audio data input terminal
29
I2S_BCK_DAC
O
Bit clock signal output to the D/A converter
30
I2S_LRCK_DAC
O
L/R sampling clock signal output to the D/A converter
31
DGND
-
Ground terminal
32
I2S_DO_DAC
O
Audio data output to the D/A converter
33
I2S_DO_DAC_DSDR
O
Audio data output to the D/A converter
34
D1.18V_SOC
-
Power supply terminal (+1.18V)
35
SPI_CLK_FL
O
Serial data transfer clock signal output to the
fl
uorescent indicator tube
36
DGND
-
Ground terminal
37
CKIO
-
Not used
38
SPI_CS_FL
O
Chip select signal output to the
fl
uorescent indicator tube
39
D3.3V_SOC
-
Power supply terminal (+3.3V)
40
SPI_DO_FL
O
Serial data output to the
fl
uorescent indicator tube
41
EVOL_LATCH
O
Latch signal output to the electrical volume
42
DAC_MDO
I
Serial data input from the D/A converter
43
UART_TxD_BT
O
Serial data output to the Bluetooth module
44
DAC_MDI
O
Serial data output to the D/A converter
45
DAC_MC
O
Serial data transfer clock signal output to the D/A converter
46
DGND
-
Ground terminal
47
DAC_MS
O
Chip select signal output to the D/A converter
48
MTK_BUSY
O
Busy signal output to the servo/audio processor
49
UART_CTS_BT
I
Clear to send signal input from the Bluetooth module
50
D3.3V_SOC
-
Power supply terminal (+3.3V)
51
UART_RTS_BT
O
Return to send signal output to the Bluetooth module
52
I2S_BCK_MTK/BCO
I
Bit clock signal input terminal
53
I2S_LRCK_MTK/BCO
I
L/R sampling clock signal input terminal
54
USB SW2
O
USB data selection signal output terminal
55
I2S_DI_MTK/BCO
I
Audio data input terminal