# Copyright (c) 2020 HAW Hamburg
#
# This file is subject to the terms and conditions of the GNU Lesser
# General Public License v2.1. See the file LICENSE in the top level
# directory for more details.
#

config MODULE_ST7735
    bool "ST7735 display driver"
    depends on HAS_PERIPH_SPI
    depends on HAS_PERIPH_GPIO
    depends on TEST_KCONFIG
    select MODULE_PERIPH_SPI
    select MODULE_PERIPH_GPIO
    select MODULE_LCD
    select MODULE_ZTIMER
    select MODULE_ZTIMER_MSEC

config HAVE_ST7735
    bool
    select MODULE_ST7735 if MODULE_DISP_DEV
    help
      Indicates that an ST7735 display is present.

menuconfig KCONFIG_USEMODULE_ST7735
    bool "Configure ST7735 driver"
    depends on USEMODULE_ST7735
    help
        Configure the ST7735 display driver using Kconfig.

if KCONFIG_USEMODULE_ST7735

config ST7735_GVDD
    int "GVDD voltage level (in millivolts)"
    default 4800
    range 3000 6000
    help
        Configure GVDD level, which is a reference level for the VCOM level and
        the grayscale voltage level. GVDD should be ≦ (AVDD - 0.5) V .

config ST7735_VCOMH
    int "VCOMH voltage level (in millivolts)"
    default 4250
    range 2700 5875
    help
        Configure the high level of VCOM AC voltage. VCOM needs to be adjusted
        to match the capacitance and performance specifications of the TFT panel
        to maximize contrast and minimize flickering

config ST7735_VCOML
    int "VCOML voltage level (in millivolts)"
    default -2000
    range -2500 0
    help
        Configure the low level of VCOM AC voltage. VCOM needs to be adjusted to
        match the capacitance and performance specifications of the TFT panel to
        maximize contrast and minimize flickering

endif # KCONFIG_USEMODULE_ST7735