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--
-- ZEN V
--
ZENV = {}
function ZENV.lcd_send(cmd, data)
if #cmd == 1 and cmd[1] == 0x5c then
STMP.lcdif.set_word_length(16)
STMP.lcdif.set_data_swizzle("NONE")
else
STMP.lcdif.set_word_length(8)
STMP.lcdif.set_data_swizzle("NONE")
end
STMP.lcdif.send_pio(false, cmd)
STMP.lcdif.send_pio(true, data)
end
function ZENV.lcd_init()
STMP.pinctrl.lcdif.setup_system(16, false)
STMP.pinctrl.pin(3, 16).muxsel("GPIO")
STMP.pinctrl.pin(3, 16).disable()
if STMP.pinctrl.pin(3, 16).read() == 0 then
STMP.debug("ZENV: need lcd power init")
STMP.pinctrl.pin(0, 27).muxsel("GPIO")
STMP.pinctrl.pin(0, 27).enable()
STMP.pinctrl.pin(0, 27).set()
end
STMP.lcdif.init()
STMP.lcdif.set_system_timing(2, 2, 2, 2)
STMP.lcdif.set_reset(1)
STMP.lcdif.set_reset(0)
STMP.lcdif.set_reset(1)
ZENV.lcd_send({0xca}, {0x7f})
ZENV.lcd_send({0xa0}, {0x75})
ZENV.lcd_send({0xc7}, {0x08})
ZENV.lcd_send({0xbe}, {0x18})
ZENV.lcd_send({0xc1}, {0x7b, 0x69, 0x9f})
ZENV.lcd_send({0xb1}, {0x1f})
ZENV.lcd_send({0xb3}, {0x80})
ZENV.lcd_send({0xbb}, {0x00, 0x00, 0x00})
ZENV.lcd_send({0xad}, {0x8a})
ZENV.lcd_send({0xb0}, {0x00})
ZENV.lcd_send({0xd1}, {0x02})
ZENV.lcd_send({0xb9}, {})
ZENV.lcd_send({0x92}, {0x01})
ZENV.lcd_send({0xa2}, {0x80})
ZENV.lcd_send({0x9e}, {})
ZENV.lcd_send({0xa6}, {})
ZENV.lcd_send({0xaf}, {})
end
function ZENV.init()
ZENV.lcd_init()
end
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