STM8L152R8T6 STMicroelectronics, STM8L152R8T6 Datasheet - Page 105

• Manufacturer Part Number: STM8L152R8T6
• Description: 8 BITS MICROCONTR
• Manufacturer: STMicroelectronics
• Series: STM8L EnergyLiter

Specifications of STM8L152R8T6

• Core Processor: STM8
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: I²C, IrDA, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, DMA, IR, LCD, POR, PWM, WDT
• Number Of I /o: 54
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 28x12b, D/A 2x12
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-LQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

STM8L15xx8, STM8L15xR6
9.3.9
LCD controller (STM8L152xx only)
In the following table, data are guaranteed by Design, not tested in production.
1. LCD enabled with 3 V internal booster (LCD_CR1 = 0x08), 1/4 duty, 1/3 bias, division ratio= 64, all pixels
2. R
3. R
VLCD external capacitor (STM8L152xx only)
The application can achieve a stabilized LCD reference voltage by connecting an external
capacitor C
Table 45.
Symbol
active, no LCD connected.
R
V
V
V
V
V
V
V
V
R
HN
LN
V
C
V
V
V
V
V
V
LCD0
LCD1
LCD2
LCD3
LCD4
LCD5
LCD6
LCD7
I
HN
LN
V
LCD
EXT
DD
33
34
23
12
13
14
is the total low value resistive network.
0
is the total high value resistive network.
(3)
(2)
EXT
LCD characteristics
Low value resistive network (high drive)
High value resistive network (low drive)
Segment/Common higher level voltage
Segment/Common lowest level voltage
to the V
Segment/Common 1/3 level voltage
Segment/Common 1/4 level voltage
Segment/Common 3/4 level voltage
Segment/Common 2/3 level voltage
Segment/Common 1/2 level voltage
LCD internal reference voltage 0
LCD internal reference voltage 1
LCD internal reference voltage 2
LCD internal reference voltage 3
LCD internal reference voltage 4
LCD internal reference voltage 5
LCD internal reference voltage 6
LCD internal reference voltage 7
Supply current
Supply current
V
LCD
LCD external voltage
LCD
external capacitance
Parameter
pin. C
Doc ID 17943 Rev 4
(1)
(1)
EXT
at V
at V
DD
is specified in
DD
= 1.8 V
= 3 V
Table
Min.
0.1
0
45.
3/4V
2/3V
1/2V
1/3V
1/4V
Typ.
240
2.6
2.7
2.8
3.0
3.1
3.2
3.4
3.5
6.6
1
3
3
LCDx
LCDx
LCDx
LCDx
LCDx
Electrical parameters
V
Max.
3.6
LCDx
2
105/126
Unit
M
k
µF
µA
V
V