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Patch: E640 Rotation #253

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Patch: E640 Rotation #253

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b222c01
E640: fixed default rotation
thirdr Dec 17, 2025
7257679
E640: removed debug print from stripes.py
thirdr Dec 17, 2025
48a107e
E640: updated display variant name
thirdr Dec 17, 2025
a296d5c
E640: corrected comment
thirdr Dec 19, 2025
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2 changes: 1 addition & 1 deletion examples/spectra6/stripes.py
100755 → 100644
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@
COLOURS = [0, 1, 2, 3, 5, 6]

for y in range(inky.height - 1):
c = y // (inky.height // 6)
c = min(y // (inky.height // 6), 5)
for x in range(inky.width - 1):
inky.set_pixel(x, y, COLOURS[c])

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2 changes: 1 addition & 1 deletion inky/auto.py
100755 → 100644
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Expand Up @@ -48,7 +48,7 @@ def auto(i2c_bus=None, ask_user=False, verbose=False):
if _eeprom.display_variant == 24:
return InkyJD79668(resolution=(400, 300))
if _eeprom.display_variant == 25:
return InkyE640(resolution=(400, 600))
return InkyE640(resolution=(600, 400))

if ask_user:
if verbose:
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2 changes: 1 addition & 1 deletion inky/eeprom.py
100755 → 100644
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Expand Up @@ -35,7 +35,7 @@
"Spectra 6 7.3 800 x 480 (E673)",
"Red/Yellow pHAT (JD79661)",
"Red/Yellow wHAT (JD79668)",
"Spectra 6 4.0 400 x 600 (E640)"
"Spectra 6 4.0 600 x 400 (E640)"
]


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3 changes: 2 additions & 1 deletion inky/inky_e640.py
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Expand Up @@ -65,7 +65,7 @@

_SPI_CHUNK_SIZE = 4096

_RESOLUTION_4_0_INCH = (400, 600) # Inky Impression 7.3 (Spectra 6)"
_RESOLUTION_4_0_INCH = (600, 400) # Inky Impression 4.0 (Spectra 6)"

_RESOLUTION = {
_RESOLUTION_4_0_INCH: (_RESOLUTION_4_0_INCH[0], _RESOLUTION_4_0_INCH[1], 0, 0, 0, 0b01),
Expand Down Expand Up @@ -288,6 +288,7 @@ def show(self, busy_wait=True):
if self.rotation:
region = numpy.rot90(region, self.rotation // 90)

region = numpy.rot90(region, -1)
buf = region.flatten()

buf = ((buf[::2] << 4) & 0xF0) | (buf[1::2] & 0x0F)
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