Philips HTB3510/12 Service Manual page 66

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