Touch Slide-Key LED -- BS83B12A-3 + HT74LS164

Touch Slide-Key LED
BS83B12A-3 + HT74LS164
Characteristics
 Touch Key Flash MCU : BS83B12A-3 20SSOP
 Operating Voltage : 2.7V ~ 5.5V
 12 touch key functions
 Flash Program Memory : 2K16
 RAM Data Memory : 2888
 EEPROM Memory : 648
2
 I C and SPI interfaces
 Low voltage reset function
 High current LED driver
 Minimal number of external components
Application Areas
Consumer Products, Home Appliances, Industrial Control, Health Care Products, etc.
Application Circuit
HT74LS164
14SOP
POW
F1
F2
F3
1K~4K7
1K~4K7
1K~4K7
1K~4K7
1K~4K7
1K~4K7
1K~4K7
1K~4K7
1K~4K7
1K~4K7
R1
R2
R3
R4
R5
R6
R7
R8
R9
R10
HT74LS164
14SOP
1
2
3
4
5
6
7
8
9
10
U?
KEY1/PB0
KEY2/PB1
KEY3/PB2
KEY4/PB3
KEY5/PB4
KEY6/PB5
KEY7/PB6
KEY8/PB7
KEY9/PC0
KEY10/PC1
PA1/SDO
PA4/INT
PA3/SCS
PA0/SDI/SDA
PA2/SCK/SCL
PA7
VDD
VSS
PC3/KEY12
PC2/KEY11
20
19
18
17
16
15
14
13
12
11
PA1
PA4/INT
PA3/SCS
PA0/SDI/SDA
PA2/SCK/SCL
PA7
VDD
GND
BS83B12A-3 20SSOP
K10
K9
K8
K7
K6
K5
K11
Cannot open file D:\BSI\評估方案\2011
Touch Seminar\BS83B12 Touch
Slide-Key LCD
EVB\data\BS83B12 SlideR
JP1
PA0/SDI/SDA
PA2/SCK/SCL
PA7
VDD
VSS
1
3
5
7
9
R11
1K~4K7
C2
+
104
C1
10uF/16V
R12
1K~4K7
K12
ICP
2
4
6
8
10
VDD
PA0/SDI/SDA
PA2/SCK/SCL
PA7
VDD
VSS
HEADER 5X2(2.54mm)
SMD/FEMALE
JP2
PA1
PA4/INT
PA3/SCS
VSS
1
3
5
7
9
2
4
6
8
10
PA1
PA4/INT
PA3/SCS
VSS
HEADER 5X2(2.54mm)
SMD/MALE