Page history
28 September 2020
small adjustments
m+425
Disassebly, Reassembly and powering the sonde
+4,409
Document this board uses TSIP binary GPS protocol
+79
Document default is TSIP for GPS
+78
Fix ST7 frequencies
+3
27 September 2020
Document U17. I can't figure out how to inline post an image, I uploaded it but it won't insert.
+64
add sections for CC1050<->ST7 and GPS<->ST7 busses
+722
document some more pins
+22
Added references; fixed a typo
+518
Document dip switch pins
+152
Add notes on ST7 pins
+332
add gps pinout notes
+273
Clarified Card-edge pins 23, 26
+1
Add instruction cycle timing notes
+353
add possible CPU speeds
+141
Add notes about 16MHz crystal and clock buffer
+72
17 September 2020
→Relative Humidity Circuit: (m) Converted schematic sketch to SVG drawing
-50
→RF Transmitter Circuit: Changed TX schematic from png to svg for readability
m+46
14 September 2020
→Components: Reformatted U3 Links
m+23
→Components: Added links to the ICC Protocol Ref Man, Flash Programming Ref Man, Flash Programming Quick Ref Guide
+436
→Components: Added link to ST7 Family Flash Programming Reference Manual
+222
→Components: Identified U20 as Toshiba TC7WH157FU
+81
→RF Transmitter Circuit
+1,511
13 September 2020
8 September 2020
→Notes: Changed formatting of notes
m+11
→Components: Added note to U15
+120
→Components: Changed notes to footnotes
+162
6 September 2020
Analog Mux breakdown
+363
→Connectors: SENS1 mapped to endpoints
+89
SP1 connection endpoints
+192
Added pic of mod; clarification of mod; Deleted duplicated image
+171
→Components: Additional component details; markings for unidentified parts
+1,511
5 September 2020
→Components: Props to N0RC for pointing out U15 is a 555. Updated.
+119
Added TX output schematic; instructions on how to disable amplifier.
+952
→Components: Some intel on U15.
+600
→Connectors: I added some observations to the connectors from oscilloscope probing
+562
Connector table cleanup
+995
SENS1 table; cleanup other SENS inputs
+635
→Connectors: Updated Card edge connections
+47
4 September 2020
→Connectors: Card connector pin 38 mapping. Added pin 3 mapping.
+70
→Connectors: Added card edge connections pin 1,2,7,8
+25
→Components: Fixed TPS7201Q in circuit photo formatting
m-5
→Photos: Fixed photo formatting
+5
→Photos: Changed RH Circuit photo formatting
-58
→Photos
+69
3 September 2020
→Connectors: Put card edge info into a table
+86
→Connectors: Filled out some of the card-edge stuff from the SecKC Slack and traced out the SW1 pins to card-edge pins
+165
→Relative Humidity Circuit
m+58
→Circuits
+141
→Components: Added additional components
+702