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m5stack / M5Cloud

Micropython Web IDE beta version
http://io.m5stack.com/
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lcd.readPixel always returns 0xffffff #4

Closed MinoruInachi closed 6 years ago

MinoruInachi commented 6 years ago

Firmware: m5cloud-20180102-v0.2.5.bin

MicroPython API lcd.readPixel() always returns 0xffffff in point within screen size.

MicroPython ESP32_LoBo_v2.0.8 - 2017-11-04 on M5Stack with ESP32
Type "help()" for more information.
>>> from m5stack import lcd
>>> lcd.clear()
>>> lcd.screensize()
(320, 320)
>>> hex(lcd.readPixel(0,0))
'0xffffff'
>>> hex(lcd.readPixel(100,100))
'0xffffff'
>>> hex(lcd.readPixel(319,319))
'0xffffff'
>>> hex(lcd.readPixel(320,320))
'0x0'
0x1abin commented 6 years ago

hi, think you for your comment. lcd.screensize function this bug will fix at next version. lcd.readPixel is not support, because the LCD hardware is not connect the miso pin, sorry next version will remove it.

MinoruInachi commented 6 years ago

I confirmed that lcd.readPixel() was removed in v0.3.0 firmware. Thanks.