/**************************************************************************** * configs/shenzhou/src/stm32_relays.c * * Copyright (C) 2012, 2017 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * Darcy Gong * * 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. * ****************************************************************************/ /**************************************************************************** * Included Files ****************************************************************************/ #include #include #include #include #include #include #include #include "shenzhou.h" #ifdef CONFIG_ARCH_RELAYS /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ #define RELAYS_MIN_RESET_TIME 5 #define RELAYS_RESET_MTIME 5 #define RELAYS_POWER_MTIME 50 /**************************************************************************** * Private Data ****************************************************************************/ static uint32_t g_relays_stat = 0; static bool g_relays_init = false; static const uint16_t g_relays[NUM_RELAYS] = { GPIO_RELAYS_R00 #ifdef GPIO_RELAYS_R01 , GPIO_RELAYS_R01 #endif #ifdef GPIO_RELAYS_R02 , GPIO_RELAYS_R02 #endif #ifdef GPIO_RELAYS_R03 , GPIO_RELAYS_R03 #endif #ifdef GPIO_RELAYS_R04 , GPIO_RELAYS_R04 #endif #ifdef GPIO_RELAYS_R05 , GPIO_RELAYS_R05 #endif #ifdef GPIO_RELAYS_R06 , GPIO_RELAYS_R06 #endif #ifdef GPIO_RELAYS_R07 , GPIO_RELAYS_R07 #endif #ifdef GPIO_RELAYS_R08 , GPIO_RELAYS_R08 #endif #ifdef GPIO_RELAYS_R09 , GPIO_RELAYS_R09 #endif #ifdef GPIO_RELAYS_R10 , GPIO_RELAYS_R10 #endif #ifdef GPIO_RELAYS_R11 , GPIO_RELAYS_R11 #endif #ifdef GPIO_RELAYS_R12 , GPIO_RELAYS_R12 #endif #ifdef GPIO_RELAYS_R13 , GPIO_RELAYS_R13 #endif #ifdef GPIO_RELAYS_R14 , GPIO_RELAYS_R14 #endif #ifdef GPIO_RELAYS_R15 , GPIO_RELAYS_R15 #endif #ifdef GPIO_RELAYS_R16 , GPIO_RELAYS_R16 #endif #ifdef GPIO_RELAYS_R17 , GPIO_RELAYS_R17 #endif #ifdef GPIO_RELAYS_R18 , GPIO_RELAYS_R18 #endif #ifdef GPIO_RELAYS_R19 , GPIO_RELAYS_R19 #endif #ifdef GPIO_RELAYS_R20 , GPIO_RELAYS_R20 #endif #ifdef GPIO_RELAYS_R21 , GPIO_RELAYS_R21 #endif #ifdef GPIO_RELAYS_R22 , GPIO_RELAYS_R22 #endif #ifdef GPIO_RELAYS_R23 , GPIO_RELAYS_R23 #endif #ifdef GPIO_RELAYS_R24 , GPIO_RELAYS_R24 #endif #ifdef GPIO_RELAYS_R25 , GPIO_RELAYS_R25 #endif #ifdef GPIO_RELAYS_R26 , GPIO_RELAYS_R26 #endif #ifdef GPIO_RELAYS_R27 , GPIO_RELAYS_R27 #endif #ifdef GPIO_RELAYS_R28 , GPIO_RELAYS_R28 #endif #ifdef GPIO_RELAYS_R29 , GPIO_RELAYS_R29 #endif #ifdef GPIO_RELAYS_R30 , GPIO_RELAYS_R30 #endif #ifdef GPIO_RELAYS_R31 , GPIO_RELAYS_R31 #endif }; /**************************************************************************** * Private Functions ****************************************************************************/ /**************************************************************************** * Public Functions ****************************************************************************/ void up_relaysinit(void) { int i; if (g_relays_init) { return; } /* Configure the GPIO pins as inputs. NOTE that EXTI interrupts are * configured for some pins but NOT used in this file */ for (i = 0; i < NUM_RELAYS; i++) { stm32_configgpio(g_relays[i]); stm32_gpiowrite(g_relays[i], false); } g_relays_init = true; } void relays_setstat(int relays,bool stat) { if ((unsigned)relays < NUM_RELAYS) { stm32_gpiowrite(g_relays[relays], stat); if (!stat) { g_relays_stat &= ~(1 << relays); } else { g_relays_stat |= (1 << relays); } } } bool relays_getstat(int relays) { if ((unsigned)relays < NUM_RELAYS) { return (g_relays_stat & (1 << relays)) != 0; } return false; } void relays_setstats(uint32_t relays_stat) { int i; for (i = 0; i < NUM_RELAYS; i++) { relays_setstat(i, (relays_stat & (1<0) { if (relays_getstat(relays)) { relays_setstat(relays, false); nxsig_usleep(RELAYS_MIN_RESET_TIME*1000*1000); } relays_setstat(relays,true); nxsig_usleep(mdelay*100*1000); relays_setstat(relays, false); } } } void relays_onoffs(uint32_t relays_stat, uint32_t mdelay) { int i; for (i = 0; i < NUM_RELAYS; i++) { relays_onoff(i, mdelay); } } void relays_resetmode(int relays) { relays_onoff(relays, RELAYS_RESET_MTIME); } void relays_powermode(int relays) { relays_onoff(relays, RELAYS_POWER_MTIME); } void relays_resetmodes(uint32_t relays_stat) { relays_onoffs(relays_stat, RELAYS_RESET_MTIME); } void relays_powermodes(uint32_t relays_stat) { relays_onoffs(relays_stat, RELAYS_POWER_MTIME); } #endif /* CONFIG_ARCH_BUTTONS */