from micropython import const

class BoardConfig:
    def __init__(self, name):
        self.name = name
        self.pins = {}
        self.audio = {}
        self.mic = {}

# -----------------------------------------------------------------------------
# 非摄像头版本配置 (NON_CAMERA_VERSION)
# 对应 C++: NON_CAMERA_VERSION_CONFIG
# -----------------------------------------------------------------------------
NON_CAMERA = BoardConfig("NON_CAMERA")
NON_CAMERA.pins = {
    'bl': 3,       # 背光
    'mosi': 10,    # SPI MOSI / SDA
    'sck': 9,      # SPI CLK / SCK
    'dc': 46,      # Data/Command
    'rst': 11,     # Reset
    'cs': 12       # Chip Select
}
NON_CAMERA.audio = {
    'enabled': True,
    'sd': 7,       # Serial Data (DOUT) -> 扬声器
    'bck': 15,     # Bit Clock (BCLK)
    'ws': 16,      # Word Select (LRCK)
    'sample_rate': 24000
}
NON_CAMERA.mic = {
    'enabled': True,
    'sd': 6,       # Serial Data (DIN) <- 麦克风
    'sck': 5,      # Bit Clock (SCK)
    'ws': 4,       # Word Select (WS)
    'sample_rate': 16000
}

# -----------------------------------------------------------------------------
# 摄像头版本配置 (CAMERA_VERSION)
# 对应 C++: CAMERA_VERSION_CONFIG
# -----------------------------------------------------------------------------
CAMERA = BoardConfig("CAMERA")
CAMERA.pins = {
    'bl': 38,
    'mosi': 45,
    'sck': 48,
    'dc': 47,
    'rst': 1,
    'cs': None     # 无 CS 引脚
}
# 摄像头版本使用 Duplex I2S (同一组引脚)
CAMERA.audio = {
    'enabled': True,
    'sd': 39,      # DOUT
    'bck': 42,
    'ws': 40,
    'sample_rate': 16000
}
CAMERA.mic = {
    'enabled': True,
    'sd': 41,      # DIN
    'sck': 42,     # 复用 BCLK
    'ws': 40,      # 复用 WS
    'sample_rate': 16000
}

# =============================================================================
# 当前使用的配置
# =============================================================================
# 默认使用 NON_CAMERA (普通版)，请根据你的实际硬件选择
CURRENT_CONFIG = NON_CAMERA