mbirth/wipy-upcd8544
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Set defaults after reset() according to datasheet.

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Markus Birth
2015-11-16 01:39:43 +01:00
parent 1560350c29
commit 7338e189fb
1 changed files with 10 additions and 2 deletions
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12
upcd8544.py
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@@ -90,10 +90,10 @@ class PCD8544:
def __init__(self, spi, rst, ce, dc, light, pwr=None): def __init__(self, spi, rst, ce, dc, light, pwr=None):
self.width = 84 self.width = 84
self.height = 48 self.height = 48
self.power = self.POWER_UP self.power = self.POWER_DOWN
self.addressing = self.ADDRESSING_HORIZ self.addressing = self.ADDRESSING_HORIZ
self.instr = self.INSTR_BASIC self.instr = self.INSTR_BASIC
self.display_mode = self.DISPLAY_NORMAL self.display_mode = self.DISPLAY_BLANK
self.temp_coeff = self.TEMP_COEFF_0 self.temp_coeff = self.TEMP_COEFF_0
self.bias = self.BIAS_1_11 self.bias = self.BIAS_1_11
self.voltage = 3060 self.voltage = 3060
@@ -237,6 +237,14 @@ class PCD8544:
self.rst.value(0) # RST on self.rst.value(0) # RST on
self.sleep_us(100) # reset impulse has to be >100 ns and <100 ms self.sleep_us(100) # reset impulse has to be >100 ns and <100 ms
self.rst.value(1) # RST off self.rst.value(1) # RST off
# Defaults after reset:
self.power = self.POWER_DOWN
self.addressing = self.ADDRESSING_HORIZ
self.instr = self.INSTR_BASIC
self.display_mode = self.DISPLAY_BLANK
self.temp_coeff = self.TEMP_COEFF_0
self.bias = self.BIAS_1_11
self.voltage = 3060
def power_off(self): def power_off(self):
self.clear() self.clear()