Read Sharp GX-BT3 (serv.man4) Service Manual online
GX-BT7
4 – 1
CHAPTER 4. MAJOR PART DRAWING
IC600 VHiOTK5262/-1 : OPTEK SOC IC (1/5)
*All GPIO Pins can be General I/O when Column Descrption3 is no define in system, GPI just can be input pin
Pin No. Pin Name
Type
Description 1
Description 2
Description 3
Description 4
1
GPIO1[3]/SPI_MOSI EMI
GPIO1-3
SPI
MOSI
2
GPIO1[5]/SPI_CS0
EMI
GPIO1-5
SPI port selection
3
GPIO1[2]/SPI_CLK EMI
GPIO1-2
SPI
Clock
4
GPIO1[4]/SPI_CS1
EMI
GPIO1-4
SPI port selection
5
GPIO1[6]/SPI_MISO EMI
GPIO1-6
SPI
MISO
6
GPIO0[2]/IR_INPUT I/O
GPIO0-2
IR
input
detect
7
GPIO0[7]/SPDIF_OUT I/O
GPIO0-7
Digital Audio
SPDIF output
8
GPIO1[9]/PWM0_OUT/MODE1 I/O
GPIO1-9
PWM0 control
output
System Working
mode selection
9
PI32KHz Clock
Standby mode
clock input
10 PO32KHz
Clock
Standby mode
clock output
11
GPIO1[0]/UART0_TX/MODE0
SSP
GPIO1-0
UART0 Tx
System Working
mode selection
12
GPIO1[1]/UART0_RX
SSP
GPIO1-1
UART0 Rx
13
PDVDD
Power Chip
power
supply
14 PVDD_1V2
Power
Chip core power
supply 1.2v
15
CHIP_RESET
I/O
Chip reset
16
GPI1[29]/JTDO/ROTARY_0B
I
GPI1-29
Debug bus JTDO Rotary0 B
17 GPI1[12]/JTDI/ROTARY_0A
I
GPI1-12
Debug
bus
JTDI
Rotary0
A
18 GPI2[31]/JTCK/ROTARY_1B/SPDIF_IN2
I
GPI2-31
Debug
bus
JTCK
Rotary1
B Digital Audio
SPDIF2 input
19
GPI2[30]/JTMS/RORARY_1A/SPDIF_IN1 I
GPI2-30
Debug bus JTMS Rotary1 A
Digital Audio
SPDIF1 input
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