Smbus Connector (Cn4); Digital I/O Connector (Cn5); Usb 2.0 Wafer Connector (Cn6) - AXIOMTEK CAPA315 User Manual

2.4.3

SMBus Connector (CN4)

This is a 3-pin (pitch=2.0mm) wafer connector which is compliant with JST
B4B-PH-SM3-TB. The SMBus (System Management Bus) is a simple bus for the
purpose of lightweight communication.
Pin Signal
1 SMBus clock
2 SMBus data
3 GND
2.4.4

Digital I/O Connector (CN5)

This is a 2x5-pin (pitch=2.0mm) connector. The board is equipped with an 8-bit (4 inputs
and 4 outputs) digital I/O that meets requirements for a system customary automation
control. The digital I/O can be configured to control cash drawers and sense warning
signals from an Uninterrupted Power System (UPS), or perform store security control.
You may use software programming to control these digital signals, please refer to
Appendix B.
Pin Signal
1 Digital Input 1
3 Digital Input 2
5 Digital Input 3
7 Digital Input 4
9 +5V
2.4.5

USB 2.0 Wafer Connector (CN6)

This is a 2x5-pin (pitch=2mm) wafer connector, which is compliant with Hirose
DF11-xdp-2dsa, for installing versatile Universal Serial Bus (USB) 2.0 compliant
interface peripherals.
Pin Signal
USB VCC
1
(+5V_SBY)
3 USB #5_D-
5 USB #5_D+
7 GND
9 GND
Board and Pin Assignments
1
Pin Signal
2 Digital Output 8
4 Digital Output 7
6 Digital Output 6
8 Digital Output 5
10 GND
Pin Signal
USB VCC
2
(+5V_SBY)
4 USB #6_D-
6 USB #6_D+
8 GND
10 GND
CAPA315 3.5" Board
1 9
2 10
13