Sony BDP-BX18, Service Manual, Page: 62 / 105

Multiple function:
(1) Video out 16-bit 422 mode: Y3
(2) Microphone input data
(3) 3th RS232 RX
(4) Slave I2C data
(5) External Interrupt 4
(6) Ethernet Link LED
(7) NAND Flash ready enable
(8) GPIO
Multiple function:
(1) Video out 16-bit 422 mode: Y4
(2) SPDIF input master clock
(3) 2nd RS232 TX
(4) Slave I2C clock
(5) PWM control signal output
(6) Ethernet Activity LED
(7) NAND Flash chip enable
(8) GPIO
Multiple function:
(1) Video out 16-bit 422 mode: Y5
(2) SPDIF input bit clock
(3) 2nd RS232 RX
(4) Slave I2C data
(5) External Interrupt 1
(6) Ethernet Duplex LED
(7) NAND Flash command latch enable
(8) GPIO
Multiple function:
(1) Video out 16-bit 422 mode: Y6
(2) SPDIF input left-right clock
(3) 3th RS232 RX
(4) Slave I2C clock
(5) External Interrupt 2
(6) Ethernet Speed LED
(7) NAND Flash address latch enable
(8) GPIO
Multiple function:
(1) Video out 16-bit 422 mode: Y7
(2) SPDIF input data
(3) 3th RS232 RX
(4) Slave I2C data
(5) External Interrupt 4
(6) Ethernet Link LED
(7) NAND Flash write enable
(8) GPIO
HDMI TX
C16 AVDD12_HDMI_C Power 1.2V Analog Power
C15 AVDD12_HDMI_D Power
1.2V Analog Power
D14 AVDD33_HDMI Power 3.3V Analog Power
E14 AVSS33_HDMI Ground Analog Ground
A15 CH0_M Analog
HDMI TX data 0 differential pair (M)
B15 CH0_P Analog HDMI TX data 0 differential pair (P)
A14 CH1_M Analog HDMI TX data 1 differential pair (M)
B14 CH1_P Analog
HDMI TX data 1 differential pair (P)
A13 CH2_M Analog
HDMI TX data 2 differential pair (M)
B13 CH2_P Analog HDMI TX data 2 differential pair (P)
A16 CLK_M Analog
HDMI TX clock differential pair (M)
B16 CLK_P Analog
HDMI TX clock differential pair (P)
NAND Flash Interface
Multiple function:
(1) NAND Flash address latch enable
(2) GPO
Multiple function:
(1) NAND Flash chip enable
(2) GPO
Multiple function:
(1) NAND Flash 2
nd
chip enable
(2) 2nd RS232 TX
(3) External interrupt 2
(4) 3th RS232 TX
(5) Slave I2C clock
(6) PWM control signal output
(7) GPO
Multiple function:
AC6 NFALE I/O
AD4 NFCEN I/O
I/O NFCEN2 AE5
I/O, 5V VOUTD14 A24
I/O VOUTD15 E23
I/O, 5V VOUTD12 A25
I/O, 5V VOUTD13 B24
I/O, 5V VOUTD11 C24
6-5
BDP-BX18/S285/S286
(1) NAND Flash command latch enable
(2) GPO
I/O AD5 NFCLE