STM8L152M8T7 STMicroelectronics, STM8L152M8T7 Datasheet - Page 106
STM8L152M8T7
Manufacturer Part Number
STM8L152M8T7
Description
8-bit Microcontrollers - MCU 8-bit Ultralow MCU LCD 80pin 64kb Flash
Manufacturer
STMicroelectronics
Datasheet
1.STM8L152M8T7.pdf
(129 pages)
Specifications of STM8L152M8T7
Product Category
8-bit Microcontrollers - MCU
Rohs
yes
Core
STM8
Data Bus Width
8 bit
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Electrical parameters
9.3.9
106/129
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 5
(1)
(1)
EXT
at V
at V
DD
is specified in
DD
= 1.8 V
= 3 V
Table
Min.
0.1
0
45.
STM8L15xx8, STM8L15xR6
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
V
Max.
3.6
LCDx
2
Unit
MΩ
µF
µA
kΩ
V
V
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