sw2_calib_finder.py

DATA = bytes([
    # Pro2 CalibA
    # 0x01, 0xad, 0xd9, 0x9a, 0x55, 0x56, 0x65, 0xa0,
    # 0x00, 0x0a, 0xa0, 0x00, 0x0a, 0xe2, 0x20, 0x0e,
    # 0xe2, 0x20, 0x0e, 0x9a, 0xad, 0xd9, 0x9a, 0xad,
    # 0xd9, 0x0a, 0xa5, 0x50, 0x0a, 0xa5, 0x50, 0x2f,
    # 0xf6, 0x62, 0x2f, 0xf6, 0x62, 0x0a, 0xff, 0xff,
    # 0xee, 0x07, 0x85, 0x83, 0x76, 0x64, 0x5e, 0x76,
    # 0x61, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
    # 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff

    # Pro2 CalibB
    # 0x01, 0xad, 0xd9, 0x9a, 0x55, 0x56, 0x65, 0xa0,
    # 0x00, 0x0a, 0xa0, 0x00, 0x0a, 0xe2, 0x20, 0x0e,
    # 0xe2, 0x20, 0x0e, 0x9a, 0xad, 0xd9, 0x9a, 0xad,
    # 0xd9, 0x0a, 0xa5, 0x50, 0x0a, 0xa5, 0x50, 0x2f,
    # 0xf6, 0x62, 0x2f, 0xf6, 0x62, 0x0a, 0xff, 0xff,
    # 0xa2, 0x38, 0x7d, 0x0d, 0x06, 0x66, 0x30, 0x06,
    # 0x65, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
    # 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff

    # GC CalibA
    #0 0xff, 0x47, 0x79, 0x94, 0xb8, 0x86, 0x6b, 0xa0,
    #8 0x00, 0x0a, 0xa0, 0x00, 0x0a, 0xff, 0xff, 0xff,
    #16 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
    #24 0xff, 0xbe, 0xe3, 0x3b, 0xbe, 0xe3, 0x3b, 0x06,
    #32 0x65, 0x50, 0x06, 0x65, 0x50, 0x0a, 0xff, 0xff,
    #40 0x22, 0x38, 0x82, 0xcd, 0xf4, 0x4b, 0xba, 0xe4,
    # 0x4e, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
    # 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff

    # GC CalibB
    # 0xff, 0x47, 0x79, 0x94, 0xb8, 0x86, 0x6b, 0xa0,
    # 0x00, 0x0a, 0xa0, 0x00, 0x0a, 0xff, 0xff, 0xff,
    # 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
    # 0xff, 0x18, 0x83, 0x31, 0x18, 0x83, 0x31, 0x5f,
    # 0xf4, 0x45, 0x5f, 0xf4, 0x45, 0x0a, 0xff, 0xff,
    # 0x51, 0x88, 0x7f, 0x5c, 0x54, 0x46, 0x4c, 0xf4,
    # 0x44, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
    # 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff

    # User Pro2
    0xb2, 0xa1, 0xf6, 0x37, 0x86, 0x7e, 0x96, 0x64,
    0x6e, 0xb6, 0x62, 0xff, 0xff, 0xff, 0xff, 0xff,
    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
    0xb2, 0xa1, 0xae, 0xc8, 0x7d, 0xfa, 0xd5, 0x69,
    0x4c, 0x96, 0x65, 0xff, 0xff, 0xff, 0xff, 0xff,
    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
])

def process_12bits_val(raw):
    data = []
    data.append(((raw[1] << 8) & 0xF00) | raw[0])
    data.append((raw[2] << 4) | (raw[1] >> 4))
    data.append(((raw[4] << 8) & 0xF00) | raw[3])
    data.append((raw[5] << 4) | (raw[4] >> 4))
    data.append(((raw[7] << 8) & 0xF00) | raw[6])
    data.append((raw[8] << 4) | (raw[7] >> 4))
    return data

loop_cnt = len(DATA) - 8

for idx in range(loop_cnt):
    raw = DATA[idx:idx + 9]
    #print(f"{raw.hex()}")
    val = process_12bits_val(raw)
    print(f"{idx}: {val}")

#Results
# Calib data is at offset 40
# Pro2
# CalibA [2030, 2128, 1667, 1607, 1630, 1559]
# CalibB [2210, 2003, 1549, 1632, 1584, 1616]

# GC
# CalibA [2082, 2083, 1229, 1215, 1210, 1262]
# CalibB [2129, 2040, 1116, 1125, 1100, 1103]

# User is a offset 2 & 34
# 2: [2038, 2147, 1662, 1609, 1646, 1579]
# 34: [2222, 2012, 1530, 1693, 1612, 1625]

# Data field order
# LX Center, LY Center, LX MAX,	LY MAX, LX MIN,	LY MIN