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--- atgm336h [2022/12/29 16:50] – created millerjs
+++ atgm336h [2024/12/30 08:51] (current) – [Table] 113.161.34.115
@@ Line 1: / Line 1: @@
 ====== ATGM336H ======
-The ATGM336H GNSS receiver is a Chinese ublox MAX-M8 type clone, suitable even as a drop in replacement.
+The ATGM336H GNSS module is a Chinese ublox MAX-M8 type clone, suitable even as a drop in replacement. It is based on the AT6558 GNSS SoC.
+  * {{ ::at6558_datasheet.pdf | AT6558 Datasheet}}
+  * {{ ::atgm336h-5n_datasheet.pdf |ATGM336H-5N Datasheet}}
   * https://makersportal.com/shop/mini-gps-module-atgm336h-antenna
   * https://www.amazon.com/dp/B09LQDG1HY
@@ Line 10: / Line 12: @@
 ===== Making Adjustments =====
-The ATGM336H can largely be manipulated by sending PCAS commands, the documentation for which are supported is very sparse. Most of these I have captured from the GNSSToolKit application.
+The ATGM336H can largely be manipulated by sending PCAS commands, the documentation for which are supported is very sparse. Most of these I have captured from the GNSSToolKit application. Without GNSSToolKit, one can echo these commands directly to the device.
+^ Description         ^ PCAS             ^ Command                                         ^
+| save configuration  | $PCAS00*01       | ''echo -en '$PCAS00*01\r\n' > /dev/ttyUSB0''    |
+| hot restart         | $PCAS10,0*1C     | ''echo -en '$PCAS10,0*1C\r\n' > /dev/ttyUSB0''  |
+| cold restart        | $PCAS10,2*1E     | ''echo -en '$PCAS10,2*1E\r\n' > /dev/ttyUSB0''  |
+| factory reset       | $PCAS10,3*1F     | ''echo -en '$PCAS10,3*1F\r\n' > /dev/ttyUSB0''  |
+| stationary mode     | $PCAS11,1*1C     | ''echo -en '$PCAS11,1*1C\r\n' > /dev/ttyUSB0''  |
+| GPS Only            | $PCAS04,1*18     | ''echo -en '$PCAS04,1*18\r\n' > /dev/ttyUSB0''  |
+| BSD Only            | $PCAS04,2*1B     | ''echo -en '$PCAS04,2*1B\r\n' > /dev/ttyUSB0''  |
+| GPS+BDS             | $PCAS04,3*1A     | ''echo -en '$PCAS04,3*1A\r\n' > /dev/ttyUSB0''  |
+| GPS+GLONASS         | $PCAS04,5*1C     | ''echo -en '$PCAS04,5*1C\r\n' > /dev/ttyUSB0''  |
+| 115200 Baud         | $PCAS01,5*19     | ''echo -en '$PCAS01,5*19\r\n' > /dev/ttyUSB0''  |
+| 0.2 Hz              | $PCAS02,5000*2A  | echo -en '$PCAS02,5000*2A\r\n' > /dev/ttyUSB0   |
+Some configuration parameters do not have PCAS values and must be sent as raw hex.
+^ Description          ^ Command                                                                                     ^
+| Enable DOP Messages  | ''echo -en '\xBA\xCE\x04\x00\x06\x01\x01\x01\x01\x00\x05\x01\x07\x01\x0D\x0A' > /dev/ttyUSB0''  |

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