BlueChip HB5, Technical User Manual

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M GPIO 1 GPIO signal –
N GPIO 2 GPIO signal –
O GPIO 3 GPIO signal –
P GPIO 4 GPIO signal –
Q GPIO 5 GPIO signal –
R GPIO 6 GPIO signal –
S GPIO 7 GPIO signal –
T GPIO 8 GPIO signal –
U GPIO 9 GPIO signal –
V GPIO 10 GPIO signal –
W GPIO 11 GPIO signal –
X GPIO 12 GPIO signal –
Y 0 volts
Picoblade version
P3
Denotes pin 1 on each connector
Connector P1 - Ultilities
Pin Signal Comments
1 PWROFF# Apply logic low to power down the unit
2 0 volts
3 RESET# Apply logic low to reset the unit
4 0 volts
5 I2C SCL I2C Clock at a 3 volts level
6 I2C SDA I2C Data at a 3 volts level
7 0 volts
8 SLEEP RQ# Apply logic low while the system in operational to signal that the
OS should go into suspend. Apply logic
suspend wake up the system.
9 0 volts
10 Reserved
11 0 volts
12 BOOT MODE# Apply logic low during power up to put the unit into USB
engineering mode.
13 0 volts
HB5 Touch Computer
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levels
– 3 volts level m 0 volts
– 3 volts level n COM1_RX RS232 Port 1 Receive
levels
– 3 volts level o COM1_TX RS232 Port 1 Transmit
levels
– 3 volts level p 0 volts
– 3 volts level q SPEAKER_L Audio speaker output
– 3 volts level r SPEAKER_H Audio speaker output
– 3 volts level s 0 volts
– 3 volts level t LINEIN_L Audio line in – left channel
– 3 volts level u LINEIN_R Audio line in – right channel
– 3 volts level v 0 volts
– 3 volts level w LINEOUT_L Audio line out – left channel
– 3 volts level x LINEOUT_R Audio line out – right channel
y 0 volts
P2 P1
P5 P4
Denotes pin 1 on each connector
Comments
Apply logic low to power down the unit
Apply logic low to reset the unit
I2C Clock at a 3 volts level
I2C Data at a 3 volts level
Apply logic low while the system in operational to signal that the
OS should go into suspend. Apply logic low while the system in
suspend wake up the system.
Apply logic low during power up to put the unit into USB
engineering mode.
Touch Computer
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RS232 Port 1 Receive – RS232
RS232 Port 1 Transmit – RS232
Audio speaker output – Negative
Audio speaker output – Positive
left channel
right channel
left channel
right channel
Apply logic low while the system in operational to signal that the
low while the system in
Apply logic low during power up to put the unit into USB