Technical information

Functional Overview
2.2.2 SH7670 Pin Function Used on SH7670 CPU Board
Rev.1.01 2008.05.07 2-7
REJ11J0012-0101
2
Table 2.2.5 SH7670 Pin Selection Used on SH7670 CPU Board (5)
Type Pin I/O Name
Function of SH7670 CPU Board
Destination to
Connect
STIF ST1_VCO
_CLKIN,
ST0_VCO
_CLKIN
I VCX0 clock VCX0 clock
ST1_VCO_CLKIN
(ST1_VCO_CLKIN/AUDIO_CLK)
Connects to ST
connector
ST1_VCO_CLKIN
(J10-19)
ST0_VCO_CLKIN
(J7-19)
ST1_PWM
ST0_PWM
O PWM output PWM output
ST1_PWM(PE11/ST1_PWM/RTS2)
ST0_PWM(PF11/ST0_PWM/TEND0)
Connects to ST
connector
ST1_PWM(J10-17)
ST0_PWM(J7-17)
USB DP
I/O
USB D+ Data USB bus D+ Data Connects to USB
(J3-3)
DM
I/O
USB D- Data USB bus D- data Connects to USB
(J3-2)
VBUS
I
VBUS input Connects to Vbus of USB bus Connects to USB
(J3-1)
REFRIN
I
Reference input Connects to USBAPVss through 5.6KΩ±1%
resistance
Connects to USB
USB_X1
USB_X2
I/O Input between
crystal resonator
for USB and
external clock
Crystal resonator for USB is connected.
USB_X1 can input an external clock
Connects to crystal
resonator (48 MHz)
for USB (X5)
AV33
I
USB
analog pin power
supply
Transceiver analog pin power supply Connects to 3.3V
AG33
I
USB
analog pin GND
Transceiver analog pin GND Connects to GND
DV33
I
USB
digital pin power
supply
Transceiver digital pin power supply Connects to 3.3V
DG33
I
USB
digital pin GND
Transceiver digital pin GND Connects to GND
AV12
I
USB
analog core
power supply
Transceiver analog core power supply Connects to 1.2V
AG12
I
USB
analog core GND
Transceiver analog core GND Connects to GND
DV12
I
USB
digital pin power
supply
Transceiver digital pin power supply Connects to 1.2V
DG12
I
USB
digital pin GND
Transceiver digital pin GND Connects to GND
UV12
I
USB
digital core
power supply
Transceiver digital core power supply Connects to 1.2V
UG12
I
USB
digital core GND
Transceiver digital core GND Connects to GND