Pin Assignments

Listed below are the pin assignments for the CubeSat Kit Bus Connector.

As of yet no pins have been assigned to the camera.

H1 Name I/O Multiplexed Function
1 Port 5.7 Output No PAY - X Signal reset 3.3v logic [1]
2 Port 5.6 Output No PAY - Y Signal reset 3.3v logic [1]
3 Port 5.5 Output No PAY - X Support on 3.3v logic [1]
4 Port 5.4 Output No PAY - Y Support on 3.3v logic [1]
5 Port 5.3 Output No PAY - X HV on 3.3v logic [1]
6 Port 5.2 Output No PAY - Y HV on 3.3v logic [1]
7 Port 5.1 Output No PAY - HV set x1 3.3v logic [1]
8 Port 5.0 Output No PAY - HV set x2 3.3v logic [1]
9 Port 4.7 Output No PAY - HV set x4 3.3v logic [1]
10 Port 4.6
11 Port 4.5 Output SD card activation switch
12 Port 4.4
13 Port 4.3
14 Port 4.2 Input No PAY - X Signal Received 3.3v logic [1]
15 Port 4.1 Input No PAY - Y Signal Received 3.3v logic [1]
16 Port 4.0
17 Port 3.7
18 Port 3.6
19 Port 3.5
20 Port 3.4
21 Port 3.3 Output No SPI Clock/I2C Clock
22 Port 3.2 Input No SPI Data In
23 Port 3.1 Output Yes SPI Data Out/ I2C Data
24 Port 3.0 Output No SD Card Selector
25 -FAULT
26 VREF+
27 SENSE
28 VEREF+ External reference voltage may be used for PAY
29 -RESET Reset supervisor
30 VREF- Internal reference voltage
31 OFF_VCC Disables onboard VCC regulator, turning off all 3.3V devices
32 +5V_USB Power from external USB I/O Port. Must not exceed 500mA
33 +5V_SW +5V from FM430
34 -RST_MHX Transceiver Reset
35 -CST_MHX Transceiver Clear-To-Send
36 -RTS_MHX Transceiver Request-To-Send
37 -DSR_MHX Transceiver Data Set Ready
38 -DTR_MHX Transceiver Data Terminal Ready
39 TXD_MHX Transceiver Transmit Data
40 RXD_MHX Transceiver Receive Data
41 SDA_SYS I2C Data
42 VBACKUP Battery backup voltage, from 3.3V to 3.6V
43 SCL_SYS I2C Clock
44-46 res.
47-52 USER(0..5)
H2 Name I/O Multiplexed Function
1 Port 6.7 Input Yes READ_ADCS - ADCS channel 1 reading pin
2 Port 6.6
3 Port 6.5 Input Yes PAY - X detector signal 5v analog [1]
4 Port 6.4 Input Yes PAY - Y detector signal 5v analog [1]
5 Port 6.3 Input Yes PAY - X HV input 5v analog [1]
6 Port 6.2 Input Yes PAY - Y HV input 5v analog [1]
7 Port 6.1 Input Yes PAY - X HV output 5v analog [1]
8 Port 6.0 Input Yes PAY - Y HV output 5v analog [1]
9 Port 1.7
10 Port 1.6
11 Port 1.5
12 Port 1.4
13 Port 1.3
14 Port 1.2
15 Port 1.1
16 Port 1.0
17 Port 2.7
18 Port 2.6
19 Port 2.5
20 Port 2.4 Output No ADCS - MAX 9 - Control pin for ADCS
21 Port 2.3 Reserved for COMS antennae I/O Port 2.3
22 Port 2.2 Output No ADCS - MAX 10 - Control pin for ADCS
23 Port 2.1 Reserved for COMS antennae I/O Port 2.1
24 Port 2.0 Output No ADCS - Reset - Resets ADCS periodically to maintain accuracy
25 +5V PAY - 5V power (4A max)
26 +5V
27 VCC_SYS (+3.3v)
28 VCC_SYS (+3.3v) ADCS - 3.3v power
29 GND (Digital Ground) PAY - 0v ground
30 GND (Digital Ground) ADCS - 0v ground
31 AGND (Analog Ground) Ground for Transceiver
32 GND (Digital Ground)
33-36 LC Launch Switch
37-40 RBF Remove before flight switch
41-42 LC Common terminal for launch switch
43-44 RBF Common terminal for remove before flight switch
45-46 VBATT Battery voltage, 7V to 10V
47-52 User defined
References
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