Philips HTB3570/93 Service Manual

Pin Symbol Type Description
E20
ʳ
UATXD
I/O, 5V
Reserved for debug-only Uart pins
(1) 1
st
RS232 TX
(2) T8032 RS232 TX
A22
ʳ
VCLK
I/O, 5V
Multiple function
(1) VFD clock
(2) GPIO
(3) Slave I2C data
(4) Serial interface data line
A23
ʳ
VDATA
I/O, 5V
Multiple function
(1) VFD data
(2) GPIO
(3) External Interrupt 3
B23
ʳ
VSTB
I/O, 5V
Multiple function
(1) VFD strobe
(2) GPIO
(3) Slave I2C clock
(4) Serial interface control line
AA1
ʳ
SCL
I/O, 5V
Multiple function
(1) Serial interface control line
(2) Slave I2C clock
(3) GPIO
AA2
ʳ
SDA
I/O, 5V
Multiple function
(1) Serial interface data line
(2) Slave I2C data
(3) GPIO
USB
AA3 AVDD33_USB
Power
3.3V Analog power for USB
W4 AVSS33_USB
Ground
Analog ground for USB
W2 USB_DM_P0
Analog
USB port0 differential serial data bus (minus)
W1 USB_DP_P0
Analog
USB port0 differential serial data bus (plus)
Y2 USB_DM_P1
Analog
USB port1 differential serial data bus (minus)
Y1 USB_DP_P1
Analog
USB port1 differential serial data bus (plus)
V2 USB_DM_P2
Analog
USB port2 differential serial data bus (minus)
V1 USB_DP_P2
Analog
USB port2 differential serial data bus (plus)
U3 USB_VRT
Analog
USB reference resistor
E-fuse
W7
ʳ
EFPWRQ
Power 2.5V power for E-fuse programming
Ethernet PHY
G9 AVDD33_LD
Power Line driver 3.3V analog power
9-19

Philips HTB3570/93 Specifications

General

Brand	Philips
Model	HTB3570/93
Category	Home Theater System
Language	English