busvoodoo_spi: remove features unsupported by dongle
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@ -12,10 +12,10 @@
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/** BusVoodoo SPI mode (code)
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* @file busvoodoo_spi.c
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/** BusVoodoo SPI mode
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* @file
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* @author King Kévin <kingkevin@cuvoodoo.info>
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* @date 2018
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* @date 2018-2020
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* @note peripherals used: SPI @ref busvoodoo_spi
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*/
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/* standard libraries */
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@ -33,7 +33,9 @@
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#include "print.h" // printing utilities
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#include "menu.h" // menu definitions
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#include "busvoodoo_global.h" // BusVoodoo definitions
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#if BUSVOODOO_HARDWARE_VERSION != 2
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#include "busvoodoo_oled.h" // OLED utilities
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#endif
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#include "busvoodoo_spi.h" // own definitions
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/** @defgroup busvoodoo_spi SPI peripheral used for SPI communication
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@ -65,8 +67,10 @@ static bool busvoodoo_spi_bitorder = true;
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static uint8_t busvoodoo_spi_standard_mode = 0;
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/** pin drive mode (true = push-pull, false = open-drain) */
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static bool busvoodoo_spi_drive = true;
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#if BUSVOODOO_HARDWARE_VERSION != 2
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/** if embedded pull-up resistors are used */
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static bool busvoodoo_spi_pullup = true;
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#endif
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/** setup SPI mode
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* @param[out] prefix terminal prompt prefix
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@ -159,14 +163,23 @@ static bool busvoodoo_spi_setup(char** prefix, const char* line)
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break;
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case BUSVOODOO_SPI_SETTING_MODE:
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if (NULL==line || 0==strlen(line)) { // use default setting
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#if BUSVOODOO_HARDWARE_VERSION != 2
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busvoodoo_spi_setting = BUSVOODOO_SPI_SETTING_DRIVE; // go to next setting
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#else
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busvoodoo_spi_setting = BUSVOODOO_SPI_SETTING_DONE; // go to next setting
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#endif
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} else if (1==strlen(line)) { // setting provided
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uint8_t mode = atoi(line); // parse setting
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if (mode>=1 && mode<=4) {
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busvoodoo_spi_standard_mode = mode-1; // remember setting
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#if BUSVOODOO_HARDWARE_VERSION != 2
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busvoodoo_spi_setting = BUSVOODOO_SPI_SETTING_DRIVE; // go to next setting
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#else
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busvoodoo_spi_setting = BUSVOODOO_SPI_SETTING_DONE; // go to next setting
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#endif
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}
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}
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#if BUSVOODOO_HARDWARE_VERSION != 2
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if (BUSVOODOO_SPI_SETTING_DRIVE==busvoodoo_spi_setting) { // if next setting
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printf("1) push-pull (3.3V)\n");
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printf("2) open-drain, with embedded pull-up resistors (2kO)\n");
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@ -186,6 +199,7 @@ static bool busvoodoo_spi_setup(char** prefix, const char* line)
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busvoodoo_spi_setting = BUSVOODOO_SPI_SETTING_DONE; // go to next setting
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}
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}
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#endif
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if (BUSVOODOO_SPI_SETTING_DONE==busvoodoo_spi_setting) { // we have all settings, configure SPI
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rcc_periph_clock_enable(RCC_AFIO); // enable clock for SPI alternate function
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rcc_periph_clock_enable(RCC_SPI(BUSVOODOO_SPI_ID)); // enable clock for SPI peripheral
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@ -236,14 +250,15 @@ static bool busvoodoo_spi_setup(char** prefix, const char* line)
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}
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spi_set_master_mode(SPI(BUSVOODOO_SPI_ID)); // set master mode
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spi_enable(SPI(BUSVOODOO_SPI_ID)); // enable SPI
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#if BUSVOODOO_HARDWARE_VERSION != 2
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if (!busvoodoo_spi_drive && busvoodoo_spi_pullup) {
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busvoodoo_embedded_pullup(true); // set embedded pull-ups
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printf("use LV to set pull-up voltage\n");
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}
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#endif
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busvoodoo_led_blue_off(); // disable blue LED because there is no activity
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busvoodoo_spi_setting = BUSVOODOO_SPI_SETTING_NONE; // restart settings next time
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*prefix = "SPI"; // display mode
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busvoodoo_oled_text_left(*prefix); // set mode title on OLED display
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const char* pinout_io[10] = {"GND", "5V", "3V3", "LV", NULL, NULL, "MISO", "SCK", "MOSI", "SS"}; // SPI mode pinout
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if (!busvoodoo_spi_duplex) {
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pinout_io[6] = NULL; // MISO is not used
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@ -252,14 +267,17 @@ static bool busvoodoo_spi_setup(char** prefix, const char* line)
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for (uint8_t i=0; i<LENGTH(pinout_io) && i<LENGTH(busvoodoo_global_pinout_io); i++) {
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busvoodoo_global_pinout_io[i] = pinout_io[i]; // set pin names
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}
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#if BUSVOODOO_HARDWARE_VERSION != 2
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if (busvoodoo_full) {
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const char* pinout_rscan[5] = {"HV", NULL, NULL, NULL, NULL}; // HiZ mode RS/CAN pinout
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for (uint8_t i=0; i<LENGTH(pinout_rscan) && i<LENGTH(busvoodoo_global_pinout_rscan); i++) {
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busvoodoo_global_pinout_rscan[i] = pinout_rscan[i]; // set pin names
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}
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}
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busvoodoo_oled_text_left(*prefix); // set mode title on OLED display
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busvoodoo_oled_text_pinout(pinout_io, true); // set pinout on display
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busvoodoo_oled_update(); // update display to show text and pinout
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#endif
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complete = true; // configuration is complete
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}
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break;
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@ -12,10 +12,10 @@
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/** BusVoodoo SPI mode (API)
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* @file busvoodoo_spi.h
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/** BusVoodoo SPI mode
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* @file
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* @author King Kévin <kingkevin@cuvoodoo.info>
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* @date 2018
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* @date 2018-2020
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* @note peripherals used: SPI @ref busvoodoo_spi
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*/
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