2023-08-20 09:31:46 +00:00
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# Rustphone
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(temporary name) (early development)
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OS for a dumbphone based on Maduino Zero 4G LTE board.
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## Install tools
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```bash
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sudo pacman -S arm-none-eabi-gcc
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rustup target add thumbv6m-none-eabi
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```
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## Run simulator
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```bash
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cargo run
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```
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## Build
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```bash
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2023-08-21 21:27:37 +00:00
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cargo build --release --target thumbv6m-none-eabi
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2023-08-20 09:31:46 +00:00
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```
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## Pins
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* D2
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* D3
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* D4
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* D5 (internally assigned): modem power
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* D6 (internally assigned): modem reset
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* D7 (internally assigned): flightmode
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* D8
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* D9
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* D10
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* D11
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* D12
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* D13
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* A0
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* A1 (internally assigned): vbat
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* A2 (internally assigned): vsys
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* A3
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* A4
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* A5
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* SDA: I2C
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* SCL: I2C
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2023-08-21 21:27:37 +00:00
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Used pins:
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* display SPI: 3 pins
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* keypad: 6 pins (74HC565+75HC165), maybe 5 if the same clock is used
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* display LED: 1 pin
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* torch LED: 1 pin
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* ESP UART: 2 pins (I2C still possible if not enough pins)
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Note: at most 5 outputs of the 74HC565 may be used as GPO.
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2023-08-20 09:31:46 +00:00
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## components
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https://www.makerfabs.com/maduino-zero-4g-lte-sim7600.html
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https://www.waveshare.com/1.54inch-e-Paper-Module.htm1
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https://bulkmemorycards.com/shop/microsd-cards/microsd-32gb/sd-32gb-class-10/32gb-microsd-ultra-sandisk-memory-card-2/
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2023-08-21 21:27:37 +00:00
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Maybe an ESP for WIFI and Bluetooth.
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2023-08-20 09:31:46 +00:00
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## crates
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bitmap-font ?
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https://lib.rs/crates/at-commands
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OR https://lib.rs/crates/atat
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## Apps
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* Calculator
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* Config
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* Contacts
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* Journal
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* Play audio
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* Send call
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* Send message
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* Show bitmap
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## Keypad
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Optimized to reduce the number of consecutive presses on the same key in French.
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ncb1 upz2 tdk3
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eow4 lqh5 age6
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sfx7 rmj8 ivy9
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