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0a976e1f3e4fbd9489a051e28ab2b01b248dbab8
edgetx-gx12/src/x9d/keys_driver.cpp
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/*
* Authors (alphabetical order)
* - Bertrand Songis <bsongis@gmail.com>
* - Bryan J. Rentoul (Gruvin) <gruvin@gmail.com>
* - Cameron Weeks <th9xer@gmail.com>
* - Erez Raviv
* - Jean-Pierre Parisy
* - Karl Szmutny <shadow@privy.de>
* - Michael Blandford
* - Michal Hlavinka
* - Pat Mackenzie
* - Philip Moss
* - Rob Thomson
* - Romolo Manfredini <romolo.manfredini@gmail.com>
* - Thomas Husterer
*
* open9x is based on code named
* gruvin9x by Bryan J. Rentoul: http://code.google.com/p/gruvin9x/,
* er9x by Erez Raviv: http://code.google.com/p/er9x/,
* and the original (and ongoing) project by
* Thomas Husterer, th9x: http://code.google.com/p/th9x/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#include "../open9x.h"
// TODO FrSky code included PIN_BIND and PIN_POWER
uint32_t readKeys()
{
register uint32_t d = GPIOD->IDR;
register uint32_t e = GPIOE->IDR;
register uint32_t result = 0;
if (e & PIN_BUTTON_ENTER)
result |= 0x02 << KEY_ENTER;
if (e & PIN_BUTTON_PLUS)
result |= 0x02 << KEY_PLUS;
if (e & PIN_BUTTON_MINUS)
result |= 0x02 << KEY_MINUS;
if (d & PIN_BUTTON_MENU)
result |= 0x02 << KEY_MENU;
if (d & PIN_BUTTON_PAGE)
result |= 0x02 << KEY_PAGE;
if (d & PIN_BUTTON_EXIT)
result |= 0x02 << KEY_EXIT;
// printf("readKeys(): %x %x => %x\n", d, e, result); fflush(stdout);
return result;
}
uint32_t readTrims()
{
register uint32_t c = GPIOC->IDR;
register uint32_t e = GPIOE->IDR;
register uint32_t result = 0;
if (c & PIN_TRIM1_UP)
result |= 0x02;
if (c & PIN_TRIM1_DN)
result |= 0x01;
if (c & PIN_TRIM2_UP)
result |= 0x04;
if (c & PIN_TRIM2_DN)
result |= 0x03;
if (e & PIN_TRIM3_UP)
result |= 0x06;
if (e & PIN_TRIM3_DN)
result |= 0x05;
if (e & PIN_TRIM4_UP)
result |= 0x08;
if (e & PIN_TRIM4_DN)
result |= 0x07;
return result;
}
uint8_t keyDown()
{
return ~readKeys() & 0x7E ;
}
/* TODO common to ARM */
void readKeysAndTrims()
{
register uint32_t i;
uint8_t enuk = KEY_MENU;
uint32_t in = ~readKeys();
for (i = 1; i < 7; i++) {
keys[enuk].input(in & (1 << i), (EnumKeys) enuk);
++enuk;
}
/* in = readTrims();
for (i = 1; i < 256; i <<= 1) {
keys[enuk].input(in & i, (EnumKeys) enuk);
++enuk;
}*/
}
uint32_t keyState(EnumKeys enuk)
{
register uint32_t a = GPIOA->IDR;
register uint32_t b = GPIOB->IDR;
register uint32_t e = GPIOE->IDR;
register uint32_t xxx = 0;
if (enuk < (int) DIM(keys)) return keys[enuk].state() ? 1 : 0;
switch ((uint8_t) enuk) {
case SW_SA0:
xxx = ~e & PIN_SW_A_L;
break;
case SW_SA2:
xxx = e & PIN_SW_A_L;
break;
case SW_SB0:
xxx = !(b & (PIN_SW_B_L | PIN_SW_B_H));
break;
case SW_SB1:
xxx = (b & PIN_SW_B_H) && (~b & PIN_SW_B_L);
break;
case SW_SB2:
xxx = (~b & PIN_SW_B_H) && (b & PIN_SW_B_L);
break;
case SW_SC0:
xxx = !(b & (PIN_SW_C_L | PIN_SW_C_H));
break;
case SW_SC1:
xxx = (b & PIN_SW_C_H) && (~b & PIN_SW_C_L);
break;
case SW_SC2:
xxx = (~b & PIN_SW_C_H) && (b & PIN_SW_C_L);
break;
case SW_SD0:
xxx = (~e & PIN_SW_D_L) && (~b & PIN_SW_D_H);
break;
case SW_SD1:
xxx = (b & PIN_SW_D_H) && (~e & PIN_SW_D_L);
break;
case SW_SD2:
xxx = (~b & PIN_SW_D_H) && (e & PIN_SW_D_L);
break;
case SW_SE0:
xxx = (~a & PIN_SW_E_L) && (~b & PIN_SW_E_H);
break;
case SW_SE1:
xxx = (b & PIN_SW_E_H) && (~a & PIN_SW_E_L);
break;
case SW_SE2:
xxx = (~b & PIN_SW_E_H) && (a & PIN_SW_E_L);
break;
case SW_SF0:
xxx = (~b & PIN_SW_F_L) && (~e & PIN_SW_F_H);
break;
case SW_SF1:
xxx = (e & PIN_SW_F_H) && (~b & PIN_SW_F_L);
break;
case SW_SF2:
xxx = (~e & PIN_SW_F_H) && (b & PIN_SW_F_L);
break;
case SW_SG0:
xxx = !(e & (PIN_SW_G_L | PIN_SW_G_H));
break;
case SW_SG1:
xxx = (e & PIN_SW_G_H) && (~e & PIN_SW_G_L);
break;
case SW_SG2:
xxx = (~e & PIN_SW_G_H) && (e & PIN_SW_G_L);
break;
case SW_SH0:
xxx = ~e & PIN_SW_H_L;
break;
case SW_SH2:
xxx = e & PIN_SW_H_L;
break;
default:
break;
}
if (xxx) {
return 1;
}
return 0;
}
#if !defined(SIMU)
void keysInit()
{
GPIO_InitTypeDef GPIO_InitStructure;
/* GPIOC GPIOD clock enable */
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOBUTTON, ENABLE);
/* GPIO Configuration*/
GPIO_InitStructure.GPIO_Pin = PIN_BUTTON_PLUS | PIN_BUTTON_ENTER | PIN_BUTTON_MINUS | PIN_TRIM3_UP | PIN_TRIM3_DN
| PIN_TRIM4_UP |PIN_TRIM4_DN | PIN_SW_A_L | PIN_SW_D_L | PIN_SW_F_H | PIN_SW_G_H
| PIN_SW_G_L | PIN_SW_H_L;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP ;
GPIO_Init(GPIOE, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = PIN_BUTTON_MENU | PIN_BUTTON_EXIT | PIN_BUTTON_PAGE;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP ;
GPIO_Init(GPIOD, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = PIN_TRIM1_UP | PIN_TRIM1_DN | PIN_TRIM2_UP | PIN_TRIM2_DN;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP ;
GPIO_Init(GPIOC, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = PIN_SW_B_H | PIN_SW_B_L | PIN_SW_C_H | PIN_SW_C_L | PIN_SW_D_H | PIN_SW_E_H | PIN_SW_F_L;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP ;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = PIN_SW_E_L;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP ;
GPIO_Init(GPIOA, &GPIO_InitStructure);
}
#endif
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