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STM8L151C4 数据表(PDF) 81 Page - STMicroelectronics

部件名 STM8L151C4
功能描述  8-bit ultralow power MCU, up to 32 KB Flash, 1 KB Data EEPROM RTC, LCD, timers, USART, I2C, SPI, ADC, DAC, comparators
PDF  101 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STM8L151C4 数据表(HTML) 81 Page - STMicroelectronics

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STM8L151xx, STM8L152xx
Electrical parameters
Doc ID 15962 Rev 2
81/101
Figure 18.
Typical application with I2C bus and timing diagram 1)
1. Measurement points are done at CMOS levels: 0.3 x VDD and 0.7 x VDD
8.3.8
LCD controller (STM8L152xx only)
REPEATED START
START
STOP
START
tf(SDA)
tr(SDA)
tsu(SDA)
th(SDA)
tf(SCK)
tr(SCK)
tw(SCKL)
tw(SCKH)
th(STA)
tsu(STO)
tsu(STA)
tw(STO:STA)
SDA
SCL
4.7k
Ω
SDA
STM8L
SCL
VDD
100
Ω
100
Ω
VDD
4.7k
Ω
I2CBUS
Table 39.
LCD characteristics(1)
1.
Data guaranteed by Design, not tested in production.
Symbol
Parameter
Min
Typ
Max.
Unit
VLCD
LCD external voltage
3.6
V
VLCD0
LCD internal reference voltage 0
2.6
V
VLCD1
LCD internal reference voltage 1
2.7
V
VLCD2
LCD internal reference voltage 2
2.8
V
VLCD3
LCD internal reference voltage 3
2.9
V
VLCD4
LCD internal reference voltage 4
3.0
V
VLCD5
LCD internal reference voltage 5
3.1
V
VLCD6
LCD internal reference voltage 6
3.2
V
VLCD7
LCD internal reference voltage 7
3.3
V
Cext
VLCD external capacitance
0.1
2
µF
IDD
Supply current(2) at VDD = 1.8 V
2.
LCD enabled with 3 V internal booster (LCD_CR1 = 0x08), 1/4 duty, 1/3 bias, division ratio= 64, all pixels
active, no LCD connected.
TBD
Supply current(2) at VDD = 3 V
TBD
RH
Low drive resistive network
TBD
M
Ω
RL
High drive resistive network
TBD
k
Ω
V33
Segment/Common higher level voltage
VLCDx
V
V23
Segment/Common 2/3 level voltage
2/3VLCDx
V
V12
Segment/Common 1/2 level voltage
1/2VLCDx
V
V13
Segment/Common 1/3 level voltage
1/3VLCDx
V
V0
Segment/Common lowest level voltage
0
V



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