/**************************************************************************** * configs/olimex-strp711/include/board.h * * Copyright (C) 2008 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3. Neither the name NuttX nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************/ /**************************************************************************** * Features: * * - MCU: STR711FR2T6 16/32 bit ARM7TDMI™ with 256K Bytes Program Flash, * 64K Bytes RAM, USB 2.0, RTC, 12 bit ADC, 4x UARTs, 2x I2C,2x SPI, * 5x 32bit TIMERS, 2x PWM, 2x CCR, WDT, up to 50MHz operation * - Standard JTAG connector with ARM 2x10 pin layout for programming/debugging * with ARM-JTAG * - USB connector * - Two channel RS232 interface and drivers * - SD/MMC card connector * - Two buttons * - Trimpot connected to ADC * - Two status LEDs * - Buzzer * - UEXT - 10 pin extension connector for Olimex addon peripherials like MP3, * RF2.4Ghz, RFID etc. modules * - 2x SPI connectors * - I2C connector * - On board voltage regulator 3.3V with up to 800mA current * - Single power supply: 6V AC or DC required, USB port can power the board * - Power supply LED * - Power supply filtering capacitor * - RESET circuit * - RESET button * - 4 Mhz crystal oscillator * - 32768 Hz crystal and RTC * ****************************************************************************/ #ifndef _CONFIGS_OLIMEX_STRP711_BOARD_H #define _CONFIGS_OLIMEX_STRP711_BOARD_H /**************************************************************************** * Included Files ****************************************************************************/ #ifndef __ASSEMBLY__ # include #endif #include "chip.h" /**************************************************************************** * Definitions ****************************************************************************/ /* Clocking *****************************************************************/ /* Main Oscillator Frequency = 4MHz */ #define STR71X_RCCU_MAIN_OSC (4000000) /* RTC Oscillator Frequency = 32,768 Hz */ #define STR71X_RCCU_RTC_OSC (32768) /* HCLK driving PLL2 */ #define STR71X_PCU_HCLK_OSC (4000000) /* ? */ /* PLL1 Setup: * * PLL1 input clock: CLK2 = Main OSC = 4MHz * PLL1 output clock: PLL1OUT = 16 * CLK2 / 2 = 32MHz * PLL1 output: CLK3 = PLL1OUT = 32MHz (hard coded selection) * RCLK = CLK3 = 32MHz (hard coded selection) * APB1 peripheral clock: PCLK1 = RCLK = 32MHz * APB2 peripheral clock: PCLK2 = RCLK = 32MHz * Main system clock: MCLK = RCLK = 32MHz */ #undef STR71X_PLL1IN_DIV2 /* Don't divide main OSC by two */ #define STR71X_PLL1OUT_MUL 16 /* PLL1OUT = 16 * CLK2 */ #define STR71X_PLL1OUT_DIV 2 /* PLL1OUT = CLK2 / 2 */ #define STR71X_APB1_DIV 1 /* PCLK1 = RCLK */ #define STR71X_APB2_DIV 1 /* PCLK2 = RCLK */ #define STR71X_MCLK_DIV 1 /* MCLK = RCLK */ /* PLL2 Setup -- only needed for HDLC or USB * * USB input: USB clock * HCLK = 4MHz? * USB clock = 12 * HCLK / 1 = 48 MHz */ #undef STR71X_USBIN_PLL2 /* USB input is USB clock */ #define STR71X_PLL2OUT_MUL 12 /* PLL2OUT = 12 * HCLK */ #define STR71X_PLL2OUT_DIV 1 /* PLL2OUT = HCLK / 1 */ /* LED definitions **********************************************************/ /* The Olimex board has only two LEDs, so following states are faked as * follows * * SET CLEAR * LED_STARTED (none) (n/a) * LED_HEAPALLOCATE LED1 (n/a) * LED_IRQSENABLED LED1 (n/a) * LED_STACKCREATED LED1 (n/a) * LED_INIRQ LED1+LED2 LED1 * LED_SIGNAL LED1+LED2 LED1 * LED_ASSERTION LED1+LED2 LED1 * LED_PANIC LED1+LED2* LED1 * * *The previous state of LED2 will be retained */ #define LED_STARTED 0 #define LED_HEAPALLOCATE 1 #define LED_IRQSENABLED 2 #define LED_STACKCREATED 3 #define LED_INIRQ 4 #define LED_SIGNAL 5 #define LED_ASSERTION 6 #define LED_PANIC 7 /* Button definitions *******************************************************/ /* The Olimex board has two buttons, one labled "BUT" and the other "WAKEUP" */ #define BUT_BUTTON 1 /* Bit 0: BUT button is depressed */ #define WAKEUP_BUTTON 2 /* Bit 1: WAKEUP button is depressed */ /**************************************************************************** * Public Data ****************************************************************************/ #ifndef __ASSEMBLY__ #ifdef __cplusplus #define EXTERN extern "C" extern "C" { #else #define EXTERN extern #endif /**************************************************************************** * Public Functions ****************************************************************************/ #ifdef CONFIG_ARCH_BUTTONS EXTERN void up_buttoninit(void); EXTERN ubyte up_buttons(void); #endif #undef EXTERN #ifdef __cplusplus } #endif #endif #endif /* _CONFIGS_OLIMEX_STRP711_BOARD_H */