From 211ebbce3da37c51875024035b350307d5e77939 Mon Sep 17 00:00:00 2001 From: Bdale Garbee Date: Thu, 22 Apr 2010 21:42:17 -0600 Subject: [PATCH] updates to reflect decision decision to replace PIC with AVR parts --- TelePyro/index.mdwn | 9 +++++---- TeleTerra/index.mdwn | 25 ++++++------------------- 2 files changed, 11 insertions(+), 23 deletions(-) diff --git a/TelePyro/index.mdwn b/TelePyro/index.mdwn index 95c335e..92982b4 100644 --- a/TelePyro/index.mdwn +++ b/TelePyro/index.mdwn @@ -23,13 +23,14 @@ just continuity. ### Developer View ### -* [Microchip 16F886](http://www.microchip.com/wwwproducts/Devices.aspx?dDocName=en530146) Microcontroller - * 8k Flash - * 386 bytes RAM +* [Atmel ATmega328](http://www.atmel.com/dyn/products/product_card_v2.asp?PN=ATmega328) Microcontroller + * 32k Flash + * 2048 bytes SRAM + * 1024 bytes EEPROM * SPI target interface * In-circuit programming interface * Software Features (planned) - * Written in PIC assembler + * [Arduino](http://arduino.cc/) compatible programming * Runs from on-chip flash, uses on-chip RAM * Tools Used * [gEDA](http://www.gpleda.org/) for schematic capture and PCB layout diff --git a/TeleTerra/index.mdwn b/TeleTerra/index.mdwn index 5b26953..a66c557 100644 --- a/TeleTerra/index.mdwn +++ b/TeleTerra/index.mdwn @@ -23,27 +23,14 @@ and relative position of GPS-equipped rockets ### Developer View ### -* Partially populated [TeleMetrum](../TeleMetrum/) board - * Serial connector used to attach user interface board - * LiPo charge management - * Beeper for audible indications - * RF section with SMA for external antenna - * USB interface -* New user interface board - * [Microchip 16F886](http://www.microchip.com/wwwproducts/Devices.aspx?dDocName=en530146) Microcontroller - * 8k Flash - * 386 bytes RAM - * I2C target interface - * In-circuit programming interface - * Serial port +* Single circuit board + * equivalent of a [TeleMetrum](../TeleMetrum/) less the sensors + * [Atmel ATtiny48](http://www.atmel.com/dyn/products/product_card_v2.asp?PN=ATtiny48) used as an I/O expander * 4 line, 20 character transreflective text LCD display - * Switches for scrolling, safe/arm, etc - * LEDs to indicate current flight mode, etc + * "joystick" switch for user inputs * LiPo battery -* GPS receiver core attached to serial port on new user interface board * Software Features (planned) - * Written in PIC assembler - * Runs from on-chip flash, uses on-chip RAM + * [AltOS](../AltOS) for the cc1111 and simple C for the AVR * Tools Used * [gEDA](http://www.gpleda.org/) for schematic capture and PCB layout * Licenses @@ -56,6 +43,6 @@ None yet! ## Artifacts ## -As of 26 April 2009, an incomplete schematic exists at +A tentative schematic exists at [git.gag.com](http://git.gag.com) in the project [hw/teleterra](http://git.gag.com/?p=hw/teleterra;a=summary). -- 2.30.2