BU94601KV_12 Datasheet, PDF (7/70 Pages) Rohm – AAC/WMA/MP3 +SD Memory Card + iPod

BU94601KV BU94603KV BU94604BKV
Datasheet
●Description of Terminals
STAND ALONE MODE (MODE1)
SLAVE MODE (MODE2,MODE3)
Pin
No.
Signal Name
I/O
Cir
I/O
Pull-Up/
Down
(*7)
Function
1
RESETX
AI
PU
H: Release RESET,
L: RESET
Pull-Up/
Signal Name I/O Down
(*7)
←
Function
2 SEL_SLAVE B I PU(*1) H: STAND ALONE, L:SLAVE
←
3
SEL_MP3
B
I
PU(*1)
H: PLAY MP3 ONLY,
L: PLAY MP1,MP2 and MP3
←
4
SEL_DOUT
B
I
PU(*1)
H: Audio Line Output,
L: Digital Audio Output
←
5
SEL_VOL
B
I
PU(*1)
H: Volume control valid,
L: Volume control invalid
←
6
SEL_APLAY
B
I
PU(*1)
H: Auto Play OFF ,
L: Auto Play
←
7
SEL_UTPKT
B
I
PU(*1)
H: Normal Operation
L: USB Test Packet Output
←
TEST1 (*2) B O - OPEN (for TEST)
←
8
Device (Have 2 configuration
IRPTO (*3) B O - or more) connection’s
←
interruption output terminal
9
TEST2
-I
PU
Pull-up to 3.3V system power
supply (for TEST)
←
10 KEY_ROW1 B I PU KEY Input ROW1
MCHNG O - Music change Output
11 KEY_ROW2 B I PU KEY Input ROW2
BUSY
O
-
Command
Operation Busy Flag
12 KEY_ROW3 B I PU KEY Input ROW3
SCL
I
- I²C I/F Clock Input
13 KEY_ROW4 B I PU KEY Input ROW4
14 KEY_COL1 B O - KEY Input COLUMN1
15 KEY_COL2 B O - KEY Input COLUMN2
SDA
A0
A1
I/O -
I
-
I
-
I²C I/F Data
Input/Output
I²C I/F Slave
Address Set0
I²C I/F Slave
Address Set1
16 KEY_COL3 B O - KEY Input COLUMN3
SEL_SMAN I PU(*1) H: MODE2, L: MODE3
17
TEST3
BI
PU
Pull-up to 3.3V system power
supply (for TEST)
←
18
DVDDIO
--
-
Connect to 3.3V
System Power Supply
←
19
SD_CON B I - SD I/F (*4)
←
20
SD_DO
BI
- SD I/F (*4)
←
21
SD_CLK B O - SD I/F
←
22
SD_DI
B O - SD I/F
←
23
SD_CS
B O - SD I/F
←
24
DVSS
- - - Connect to GND
←
25
TEST4
-I
PU
Pull-up to 3.3V system power
supply (for TEST)
←
26
TEST5
-I
PU
Pull-up to 3.3V system
supply (for TEST)
power
CLKOUT12(*5)
I/O
(*5)
PU(*5)
12MHz CLK Output.
27 DVDD_M2 - - - Connect to 57PIN
←
28
TEST6
-I
-
Pull-up to 3.3V system power
supply (for TEST)
←
29
TEST7
-I
-
Pull-up to 3.3V system power
supply (for TEST)
←
30
TEST8
-I
-
Pull-up to 3.3V system power
supply (for TEST)
←
31
ATEST1
- O - OPEN (for TEST)
←
32
AVDDC
--
-
Connect to 3.3V
System Power Supply
←
33
USB_DM C I/O - USB DATA-
←
34
USB_DP C I/O - USB DATA+
←
35
AVSSC
- - - Connect to GND
←
USB bias resistor(12kΩ)
connecting terminal.
36
REXTI
DO -
Arrange the resistance of
12kΩ near PIN, and wiring
←
on the PIN side doesn’t cross
with other signal lines.
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© 2012 ROHM Co., Ltd. All rights reserved.
TSZ22111・15・001
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TSZ02201-0V2V0E600010-1-2
2012.07.12 Rev.001