diff --git a/Hardware/Design Choices.markdown b/Hardware/Design Choices.markdown index 2983b25..d93bca7 100644 --- a/Hardware/Design Choices.markdown +++ b/Hardware/Design Choices.markdown @@ -25,19 +25,21 @@ The board is going to be organized to the best of our abilities to be organized - CANbus Controller 1 (Microchip Technology MCP2515T-I/SO) - A1: - A2 [UART]: - - RS-232 Transceiver (STMicroelectronics ST232CDR) - - A3 [UART]: - USB to UART Bridge (Future Technology Devices International FT230XS-R) + - A3 [UART]: + - RS-232 Transceiver (STMicroelectronics ST232CDR) + - B - Supporting up to four total of I2C and/or SPI - B0 [SPI]: - SD Card - GPS Receiver (Maxim Integrated ‎MAX2771ETI+T) - - B1 [SPI]: - - Bluetooth/Wi-Fi (Espressif Systems ESP32-WROVER-IE (8MB)) - - B2 [I2C]: + - B1 [I2C]: - Inertial Measurement Unit (TDK InvenSense ICM-20600) - Real-Time Clock/Calendar (Microchip Technology ‎MCP7940MT-I/SN) + - B2: + - B3 [SPI]: + - Bluetooth/Wi-Fi (Espressif Systems ESP32-WROVER-IE (8MB)) -The thinking behind this so far, is to try and balance the load between the modules with SPI protocol being used in more high data-rate peripherals and I2C used with lower or less-used peripherals. In Texas Instruments SLAS655G Document [Page 7] has a pin diagram showing the physical location of where each pin is physically located. \ No newline at end of file +In addition to trying to keep the MCU and PCB organized with the left-side being to do with the Sunseeker vehicle and the right side to be peripherals interacting with users, we tried to also load-balance the USCI modules, as well as have the SPI protocol be used in more high data-rate peripherals and I2C used with lower or less-used peripherals. In Texas Instruments SLAS655G Document [Page 7] has a pin diagram showing the physical location of where each pin is physically located. \ No newline at end of file