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PaxInstruments
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t400-electronics
Electronics for the Pax Instruments T400 temperature datalogger
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Resistors are close to RTC battery
#119
charlespax
closed
9 years ago
4
Power on/off output low
#118
charlespax
closed
9 years ago
9
JP1 made circuit operate at 3.6V instead of 3.3V
#117
samchoy88
closed
9 years ago
5
SW_PWR cannot detect button action
#116
samchoy88
closed
9 years ago
4
Electronics version 0.9 assembly and testing
#115
charlespax
closed
9 years ago
3
Button interrupt review
#114
charlespax
closed
9 years ago
4
Super capacitor as RTC backup
#113
charlespax
closed
9 years ago
7
Thermocouple milling slots too small
#112
charlespax
closed
9 years ago
0
Thermocouple connector milled slots close to footprint edge
#111
charlespax
closed
9 years ago
4
Review component values
#110
charlespax
opened
9 years ago
0
Backlight brightness levels
#109
charlespax
closed
9 years ago
4
LCD backlight resistor
#108
charlespax
closed
9 years ago
2
Ground test hook size
#107
charlespax
closed
9 years ago
1
GND test hook solder mask
#106
charlespax
closed
9 years ago
3
LCD cable connector
#105
charlespax
closed
9 years ago
5
Does the SPI flash have the right footprint?
#104
charlespax
closed
9 years ago
7
TC footprint mills through silkscreen
#103
charlespax
closed
9 years ago
1
Update pinmap silkscreen documentation
#102
charlespax
closed
9 years ago
2
Backlight flashes while flashing bootloader
#101
charlespax
closed
9 years ago
2
Breakout p22 (TXLED) to header
#100
charlespax
closed
9 years ago
1
Remove unnecessary i2c addresses
#99
charlespax
closed
9 years ago
1
Label GND test hook on both sides
#98
charlespax
closed
9 years ago
3
Align 2x3 headers and enclosure cutouts
#97
charlespax
closed
9 years ago
9
Custom LCD cable
#96
charlespax
closed
9 years ago
2
Full sized SD card
#95
charlespax
closed
9 years ago
1
USB milled slot
#94
charlespax
opened
9 years ago
1
Add Keystone auto-blade connector mounting holes
#93
charlespax
closed
9 years ago
4
What thermocouple connector to use?
#92
charlespax
closed
9 years ago
6
Extraneous diode?
#91
charlespax
closed
9 years ago
2
Place current test jumper on back side of PCB
#90
charlespax
closed
9 years ago
1
RTC battery in LCD keepout area
#89
charlespax
closed
9 years ago
1
Change component values to reflect what is available
#88
charlespax
closed
9 years ago
5
Add test points for test rig
#87
charlespax
closed
9 years ago
3
Move 2x3 pin headers to either end of PCB
#86
charlespax
closed
9 years ago
15
Use through hole RTC battery connector
#85
charlespax
closed
9 years ago
2
Battery fuse not necessary
#84
charlespax
closed
9 years ago
2
Suggested location of backside battery connector
#83
starno
closed
9 years ago
10
Electronics version 0.8 cannot not flash bootloader
#82
charlespax
closed
9 years ago
16
Carbon pad contacts not needed
#81
charlespax
closed
9 years ago
2
PWR_ONOFF test point difficult to jump
#80
charlespax
closed
9 years ago
3
Micro SD card does not reach enclosure edge
#79
charlespax
closed
9 years ago
19
Components under standoffs
#78
charlespax
closed
9 years ago
2
Add external EEPROM to the electronics
#77
cibomahto
closed
9 years ago
1
Use ATSAMD21G18 (Arduino Zero)
#76
charlespax
closed
9 years ago
1
Separate the breakout headers
#75
charlespax
closed
9 years ago
1
Leakage current in battery Vbat_EN circuit
#74
Tsillen
closed
9 years ago
5
Remove TEMP_INT
#73
charlespax
closed
9 years ago
1
Have a 32u4 pin ground the V_BATT voltage divider
#72
charlespax
closed
9 years ago
2
Battery charging and consumption
#71
Tsillen
closed
9 years ago
3
Remove buzzer
#70
charlespax
closed
9 years ago
2
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