PrincessPi/Precision-Timekeeping-Fuckery
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Princess Pi
2025-06-13 14:22:35 -06:00
parent dcf4fb5029
commit 7b903f850e
5 changed files with 6 additions and 8 deletions
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CHANGELOG.txt
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@@ -1,13 +1,13 @@
Added RTC (https://www.adafruit.com/product/3013) Added RTC (https://www.adafruit.com/product/3013)
added packages python3-smbus i2c-tools to installer added packages python3-smbus i2c-tools to installer
updated installer to set gpio baud to 921600 updated installer to set gpio baud to 230400
added rtc i2c overlay /boot/firmware/config.txt added rtc i2c overlay /boot/firmware/config.txt
removed fake-hwclock package removed fake-hwclock package
NEO GPS Module NEO GPS Module
Wiring Wiring
Changed to 5v mode Changed to 5v mode
U-Center-2 (https://www.u-blox.com/en/u-center-2) U-Center-2 (https://www.u-blox.com/en/u-center-2)
Changed Baudrate UART1 to 921600 Changed Baudrate UART1 to 230400
Time Pulse Mode Time Pulse Mode
Antenna Cable Delay set to the calculated 14ns Antenna Cable Delay set to the calculated 14ns
Installer Installer
README.md
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@@ -109,8 +109,6 @@ Upload ~/Garfana-Visualization.json to create dashboard
* adjust time delay to be closer to * adjust time delay to be closer to
* higher baudrate * higher baudrate
1. 230400 1. 230400
2. 460800
3. 921600
* README * README
* installer1-4.sh * installer1-4.sh
* sudo apt update && sudo apt install -y git * sudo apt update && sudo apt install -y git
debug-level-conf-dev/boot-firmware-config.txt
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@@ -5,7 +5,7 @@ dtoverlay=pps-gpio,gpiopin=18
## GPS GPIO UART ## GPS GPIO UART
enable_uart=1 enable_uart=1
init_uart_baud=921600 init_uart_baud=230400
## I2C Hardware RTC Overlay ## I2C Hardware RTC Overlay
dtoverlay=i2c-rtc,ds3231 dtoverlay=i2c-rtc,ds3231
debug-level-conf-dev/gpsd
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@@ -4,8 +4,8 @@
DEVICES="/dev/ttyS0 /dev/pps0" DEVICES="/dev/ttyS0 /dev/pps0"
# -n means start without a client connection (i.e. at boot) # -n means start without a client connection (i.e. at boot)
# -s 115200 is to set baud to 921600 # -s 115200 is to set baud to 230400
GPSD_OPTIONS="-n -s 921600" GPSD_OPTIONS="-n -s 230400"
# also start in general # also start in general
START_DAEMON="true" START_DAEMON="true"
reconfig_full.sh
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@@ -60,7 +60,7 @@ else
# #
# sudo bash -c "echo '# GPS GPIO UART' >> /boot/firmware/config.txt" # sudo bash -c "echo '# GPS GPIO UART' >> /boot/firmware/config.txt"
# sudo bash -c "echo 'enable_uart=1' >> /boot/firmware/config.txt" # enable uart # sudo bash -c "echo 'enable_uart=1' >> /boot/firmware/config.txt" # enable uart
# sudo bash -c "echo 'init_uart_baud=921600' >> /boot/firmware/config.txt" # set baudrate here to # sudo bash -c "echo 'init_uart_baud=230400' >> /boot/firmware/config.txt" # set baudrate here too
# # i2c # # i2c
# sudo bash -c "echo '# I2C Hardware RTC Overlay' >> /boot/firmware/config.txt" # sudo bash -c "echo '# I2C Hardware RTC Overlay' >> /boot/firmware/config.txt"
# sudo bash -c "echo 'dtoverlay=i2c-rtc,ds3231' >> /boot/firmware/config.txt" # sudo bash -c "echo 'dtoverlay=i2c-rtc,ds3231' >> /boot/firmware/config.txt"