diff options
Diffstat (limited to 'ChibiOS_16.1.5/community/os/various/devices_lib/others/max7219.c')
-rw-r--r-- | ChibiOS_16.1.5/community/os/various/devices_lib/others/max7219.c | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/ChibiOS_16.1.5/community/os/various/devices_lib/others/max7219.c b/ChibiOS_16.1.5/community/os/various/devices_lib/others/max7219.c deleted file mode 100644 index 0e51167..0000000 --- a/ChibiOS_16.1.5/community/os/various/devices_lib/others/max7219.c +++ /dev/null @@ -1,94 +0,0 @@ -/* - Pretty LAYer for ChibiOS/RT - Copyright (C) 2015 Rocco Marco Guglielmi - - This file is part of PLAY for ChibiOS/RT. - - PLAY is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - PLAY 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. - - You should have received a copy of the GNU General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -/* - Special thanks to Giovanni Di Sirio for teachings, his moral support and - friendship. Note that some or every piece of this file could be part of - the ChibiOS project that is intellectual property of Giovanni Di Sirio. - Please refer to ChibiOS/RT license before use this file. - - For suggestion or Bug report - roccomarco.guglielmi@playembedded.org - */ - -/** - * @file max7219.c - * @brief MAX7219 display driver module code. - * - * @addtogroup max7219 - * @{ - */ - -#include "ch.h" -#include "hal.h" - -#include "max7219.h" - -/*===========================================================================*/ -/* Driver local definitions. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver exported variables. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver local variables and types. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver local functions. */ -/*===========================================================================*/ - -/*===========================================================================*/ -/* Driver exported functions. */ -/*===========================================================================*/ - -/** - * @brief Reads a generic register value. - * @pre The SPI interface must be initialized and the driver started. - * - * @param[in] spip pointer to the SPI interface - * @param[in] adr address number - * @param[in] data data value. - */ -void max7219WriteRegister(SPIDriver *spip, uint16_t adr, uint8_t data) { - - switch (adr) { - default: - return; - case MAX7219_AD_DIGIT_0: - case MAX7219_AD_DIGIT_1: - case MAX7219_AD_DIGIT_2: - case MAX7219_AD_DIGIT_3: - case MAX7219_AD_DIGIT_4: - case MAX7219_AD_DIGIT_5: - case MAX7219_AD_DIGIT_6: - case MAX7219_AD_DIGIT_7: - case MAX7219_AD_DECODE_MODE: - case MAX7219_AD_INTENSITY: - case MAX7219_AD_SCAN_LIMIT: - case MAX7219_AD_SHUTDOWN: - case MAX7219_AD_DISPLAY_TEST: - spiSelect(spip); - uint16_t txbuf = {adr | data}; - spiSend(spip, 1, &txbuf); - spiUnselect(spip); - } -} -/** @} */ |