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Commit01702bb

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adds rm67162 display driver
1 parent197798c commit01702bb

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2 files changed

+271
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2 files changed

+271
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lines changed
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frommicropythonimportconst# NOQA
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importlvglaslv
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importtime
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_SLPOUT=const(0x11)
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_SWRESET=const(0x01)
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_INVON=const(0x21)
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_INVOFF=const(0x20)
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_DISPOFF=const(0x28)
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_DISPON=const(0x29)
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_CASET=const(0x2A)
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_RASET=const(0x2B)
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_RAMWR=const(0x2C)
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_TEOFF=const(0x34)
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_MADCTL=const(0x36)
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# Set Color Enhance
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_IMGEHCCTR=const(0x58)
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# Set Color Enhance 1
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_CESLRCTR_L=const(0x5A)
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_CESLRCTR_H=const(0x5B)
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_COLMOD=const(0x3A)
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_RGB565=const(0x75)# 16bit/pixel (65,536 colors)
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_RGB888=const(0x77)# 24bit/pixel (16.7M colors)
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# Write Display Brightness
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# 0 to 255
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_WRDISBV=const(0x51)
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# Write Display Control
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_WRCTRLD=const(0x53)
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_BCTRL=const(0x20)
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_DD=const(0x08)
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# Set Dual SPI Mode
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_SetDSPIMode=const(0xC4)
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_DSPI_EN=const(0x21)
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# CMD Mode Switch
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# 0x00 == user mode
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_CMDMode=const(0xFE)
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# High Brightness Mode
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# 0x00 disable
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# 0x02 enable
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_SETHBM=const(0xB0)
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definit(self):
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self._br_val=0
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buf=self._param_buf
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mv=self._param_mv
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time.sleep_ms(120)# NOQA
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self.set_params(_SWRESET)
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time.sleep_ms(120)# NOQA
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num_lanes=self._data_bus.get_lane_count()
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ifnum_lanes==2:
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buf[0]=_DSPI_EN
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self.set_params(_SetDSPIMode,mv[:1])
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elifnum_lanesnotin (1,8):
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raiseRuntimeError('display only supports I8080 8 lane, SPI and DUAL SPI')
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self.set_params(_SLPOUT)
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time.sleep_ms(120)# NOQA
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buf[0]=0x05
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self.set_params(_CMDMode,mv[:1])
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self.set_params(0x05,mv[:1])
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buf[0]=0x01
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self.set_params(_CMDMode,mv[:1])
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buf[0]=0x25
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self.set_params(0x73,mv[:1])
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buf[0]=0x00
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self.set_params(_CMDMode,mv[:1])
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self.set_params(_TEOFF)
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buf[0]= (
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self._madctl(
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self._color_byte_order,
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self._ORIENTATION_TABLE# NOQA
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)
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)
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self.set_params(_MADCTL,mv[:1])
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color_size=lv.color_format_get_size(self._color_space)
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ifcolor_size==2:# NOQA
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buf[0]=_RGB565
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elifcolor_size==3:
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buf[0]=_RGB888
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else:
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raiseRuntimeError(
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f'{self.__class__.__name__} IC only supports '
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'RGB565 and RGB888'
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)
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self.set_params(_COLMOD,mv[:1])
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buf[0]=_BCTRL|_DD
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self.set_params(_WRCTRLD,mv[:1])
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buf[0]=0x7F
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self.set_params(_CESLRCTR_H,mv[:1])
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buf[0]=0xFF
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self.set_params(_CESLRCTR_L,mv[:1])
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buf[0]=0x00
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self.set_params(_IMGEHCCTR,mv[:1])
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self.set_params(_WRDISBV,mv[:1])
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self.set_params(_SETHBM,mv[:1])
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self.set_params(_DISPON)
Lines changed: 145 additions & 0 deletions
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1+
frommicropythonimportconst# NOQA
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importdisplay_driver_framework
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importlvglaslv
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5+
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STATE_HIGH=display_driver_framework.STATE_HIGH
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STATE_LOW=display_driver_framework.STATE_LOW
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STATE_PWM=display_driver_framework.STATE_PWM
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10+
BYTE_ORDER_RGB=display_driver_framework.BYTE_ORDER_RGB
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BYTE_ORDER_BGR=display_driver_framework.BYTE_ORDER_BGR
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_MADCTL_MY=const(0x01)# mirror y
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_MADCTL_MX=const(0x02)# mirror x
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_MADCTL_MV=const(0x20)# x, y = y, x
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18+
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# Write Display Brightness
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# 0 to 255
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_WRDISBV=const(0x51)
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# Set Color Enhance
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_IMGEHCCTR=const(0x58)
25+
_SLR_EN=const(0x04)# Sunlight Readable
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# Sunlight Readable Level values are 0, 1, and 3
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# Set Color Enhance 1
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_CESLRCTR_L=const(0x5A)
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_CESLRCTR_H=const(0x5B)
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# High Brightness Mode
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# 0x00 disable
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# 0x02 enable
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_SETHBM=const(0xB0)
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_HBM_EN=const(0x02)
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classRM67162(display_driver_framework.DisplayDriver):
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_ORIENTATION_TABLE= (
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0x00,
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_MADCTL_MV,
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_MADCTL_MY|_MADCTL_MX,
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_MADCTL_MY|_MADCTL_MX|_MADCTL_MV
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)
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def__init__(
48+
self,
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data_bus,
50+
display_width,
51+
display_height,
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frame_buffer1=None,
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frame_buffer2=None,
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reset_pin=None,
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reset_state=STATE_HIGH,
56+
power_pin=None,
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power_on_state=STATE_HIGH,
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backlight_pin=None,
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backlight_on_state=STATE_HIGH,
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offset_x=0,
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offset_y=0,
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color_byte_order=BYTE_ORDER_RGB,
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color_space=lv.COLOR_FORMAT.RGB888,# NOQA
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rgb565_byte_swap=False
65+
):
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self.__brightness=0
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self.__sunlight=0
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self.__ambient=0x7FFF
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self.__high_brightness=0x00
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72+
super().__init__(
73+
data_bus=data_bus,
74+
display_width=display_width,
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display_height=display_height,
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frame_buffer1=frame_buffer1,
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frame_buffer2=frame_buffer2,
78+
reset_pin=reset_pin,
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reset_state=reset_state,
80+
power_pin=power_pin,
81+
power_on_state=power_on_state,
82+
backlight_pin=backlight_pin,
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backlight_on_state=backlight_on_state,
84+
offset_x=offset_x,
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offset_y=offset_y,
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color_byte_order=color_byte_order,
87+
color_space=color_space,
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rgb565_byte_swap=rgb565_byte_swap
89+
)
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defset_brightness(self,val):
92+
# convert the value from a 0.0 - 100.0 scale to a 0 - 255 scale
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val=int(val*255/100)
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# clamp the balue so it is 0 - 255
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val=max(min(val,255),0)
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self.__brightness=val
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self._param_buf[0]=val
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self.set_params(_WRDISBV,self._param_mv[:1])
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defget_brightness(self):
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returnround(self.__brightness/255.0*100.0,2)
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defset_ambient_light_level(self,val):
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val=int(val*65535/100)
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val=max(min(val,65535),0)
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self.__ambient=val
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self._param_buf[0]=val>>8
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self.set_params(_CESLRCTR_H,self._param_mv[:1])
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self._param_buf[0]=val&0xFF
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self.set_params(_CESLRCTR_L,self._param_mv[:1])
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defget_amblent_light_level(self):
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returnround(self.__ambient/65535.0*100.0,2)
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defset_sunlight_enhance(self,val):
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ifval==-1:
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self.__sunlight&=~_SLR_EN
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else:
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val=min(val,3)
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self.__sunlight=_SLR_EN|val
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self._param_buf[0]=self.__sunlight
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self.set_params(_IMGEHCCTR,self._param_mv[:1])
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defget_sunlight_enhance(self):
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ifself.__sunlight&_SLR_EN:
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returnself.__sunlight&~_SLR_EN
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return-1
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defset_high_brightness(self,val):
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ifval:
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self.__high_brightness|=_HBM_EN
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else:
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self.__high_brightness&=~_HBM_EN
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self._param_buf[0]=self.__high_brightness
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self.set_params(_SETHBM,self._param_mv[:1])
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defget_high_brightness(self):
145+
returnbool(self.__high_brightness&_HBM_EN)

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