Sharp TM150, Service Manual

Page: 75 / 86

TM150 OTHERS
6 – 9
CONFIDENTIAL DRAFT
■
IC502 VHIBU7870KN-1L (BU7870KN): USB CONTROLLER
In this unit, the terminal withasterisk mark (
*
) is (open) terminal which
is not connected to the outside.
■
IC505 VHIXC620930-1L (XC620930): REGULATOR
In this unit, the terminal withasterisk mark ( * ) is (open) terminal which
is not connected to the outside.
■
IC506 RUNTZA005AFZZL (UGNZ2): BLUETOOTH MODULE
Pin
No.
Terminal
name
Input/
Output
Description of terminal
1 MODESEL1 Input Operation mode switching 1
2 MODESEL2 Input Operation mode switching 2
3 UART_RXD Output UART_RXD output
4 UART_TXD Input UART_TXD input
5 CPUVDD - Digital power supply
6 UART_RTS Input UART_RTS input
7 BSYNC Input BSYNC input
8 UART_CTS Output UART_CTS output
9 BDATA Input BDATA input
10 BCNT Input BDATA input control
11 MODESEL3 Input Operation mode switching 3
12 TXANAOUT Output Hands free sending external output
13 RXANAIN Input Hands free receiving external input
14 GND1 - Ground
15 RXANAOUT Output Hands free receiving output
16 TXANAIN Input Hands free sending input
17 NC - Not used
18 BDATA/CTS Input/
Output
BDATA/CTS switching external
input/output
19 BSYNC/RTS Output BSYNC/RTS switching external output
20 USBD-/TXD Input/
Output
USBD-/TXD switching external
input/output
21 GND2 - Ground
22 USBD+/RXD Input/
Output
USBD+/RXD switching external
input/output
23 CP Input/
Output
CP input/output
24 CPU_USB_D- Input/
Output
CPU_USB_D- input/output
25 REG33 - Power supply voltage for USB
26 PU15 Output PMOS open drain output
27 PUEA Input PU15 control input
28 GND3 - Ground
20 21
14 GND1
GND2
MODESEL1 MODESEL2
U
A
R
T_RXD
U
A
R
T_TXD
U
A
R
T_R
TS
BSYNC
CPUVDD
USBD-/TXD BSYNC/R
T
S
BD
A
T
A/CTS
NC TXANAIN RXANA
OUT
USBD+/RXD
CP
CPU_USB_D-
REG33
PU15
PUEA
GND3
RXANAIN
TXANAOUT
MODESEL3
BCNT
BDATA
UART_CTS
19 15 16 17
MODE 0,1,2: ON
MODE 3,5: OFF
CPUVDD
CPUVDD
CPUVDD
CPUVDD
DEC
H: ON
L: OFF
CPUVDD
CPUVDD
CPUVDD
CPUVDD
CPUVDD
CPUVDD
MODE 0,1,2: OFF
MODE 3,5: ON
MODE 0,2,3: OFF
MODE 1,5: ON
MODE 0,2,3,5: OFF
MODE 1: ON
MODE 0,2,3,5: L
MODE 1: H
MODE
0,2,3,5:
L
MODE
1:
H
MODE
0,2,3,5:
L
MODE
1:
H
MODE
0,1,3,5:
H
MODE
2:
L
MODE
0,1,5:
H
MODE
2,3:
L
MODE
0,1,5:
H
MODE
2,3:
L
MODE
0,1,5:
OFF
MODE
2,3:
ON
MODE
0,1,3,5:
H
MODE
2:
L
MODE
0,1,3,5:
OFF
MODE
2:
ON
10K
10K
MODE 0,1,2: ON
MODE 3,5: OFF
18
13
12
11
10
9
8
7 6 4 2 1 3 5
22
23
24
25
26
27
28
Pin
No.
Terminal
name
Input/
Output
Description of terminal
1 VIN Input Input
2 VSS - Ground
3 CE Input ON/OFF Control
4 NC - Not used
5 VOUT Output Output
Pin
No.
Terminal
name
Input/
Output
Description of terminal
1 USBP Input/
Output
USB DATA+ (Not used)
2 USBN Input/
Output
USB DATA- (Not used)
3 UART_RTS Output UART/Ready to send to DTE
4 GND - Ground
5 GND - Ground
6 UART_TxD Output UART/TxD to DTE
7 UART_RxD Input UART/RxD from DTE
8 UART_CTS Input UART/Clear to send from DTE
9 PIO8 Input/
Output
General purpose I/O
10 VCC_IO Input Positive supply voltage for IO voltage
Connect the VCC, if IO voltage is
same as VCC
11 VCC Input Main supply voltage input 1 Regulated
DC source recommended
12 PCM_OUT Output PCM data stream output
13 PCM_SYNC Input/
Output
Connection to PCM frame sync Input/
output of 8 kHz
14 XTAL_IN Input Ext clock in (Not used)
15 XTAL_OUT Input Ext clock out (Not used)
16 RESETB Input System reset
17 VDD18V Output VDD_CORE decupling capacitor
18 PCMCLK Input/
Output
Connction to PCM reference Clock
input/output of 256 kHz
19 PCM_IN Input PCM data stream input
20 PIO5 Input/
Output
General purpose I/O
+
-
1
2
3
CE
VSS
VIN
ON/OFF
Control
Current
Limit
Voltage
Reference
Each ciruit
5 VOUT
*
*
*
*
*