Touch Slide-Key -- BS84C12A-3

Touch Slide-Key
BS84C12A-3
Touch Key
Flash MCU
Characteristics
 Touch Key MCU : BS84C12A-3 28SSOP
8-bit Flash type MCU
 System clock : Internal RC OSC HIRC (8 / 12 / 16MHz) (software option) /
LIRC (32KHz)
 409616 Flash Program Memory
 3848 RAM Data Memory
 648 EEPROM Data Memory
 Single external interrupt input shared with an I/O line
 Watchdog timer
 8 channels 12-bit A/D converter
 6-level subroutine nesting
 SIM Serial Interface Module
 Single 8-bit Timer / Event Counter
 Single Time-Base functions for generation of fixed time interrupt signals
 12 Touch Key functions
BS84C12A-3
Application Areas
Consumer Products, Home Appliances, Industrial Control, Health Care Products, etc.
Application Circuit
U1
POW
F1
F2
1
2
3
4
5
6
7
8
F3
SLIDE1
SLIDE2
SLIDE3
SLIDE4
SLIDE5
SLIDE6
SLIDE7
SLIDE8
10uF/16V
Error : SLIDE.JPG file not found.
U4
8KEY_SLIDE
+
C1
C2
104
1
2
3
4
5
6
7
8
9
10
11
12
VSS 13
VDD 14
PB0/KEY1
PB1/KEY2
PB2/KEY3
PB3/KEY4
PB4/KEY5
PB5/KEY6
PB6/KEY7
PB7/KEY8
PC0/KEY9
PC1/KEY10
PC2/KEY11
PC3/KEY12
VSS
VDD
PA0/SDA
PA1/SDO
PA2/SCK/SCL
PA3/SCSB
PA4/INT
PA7
PD7/AN7
PD6/AN6
PD5/AN5
PD4/AN4
PD3/AN3
PD2/AN2
PD1/AN1
PD0/AN0/VREF
BS84C12A_28SSOP
28
27
26
25
24
23
22
21
20
19
18
17
16
15
PA0/SDI/SDA
PA1
PA2/SCK/SCL
PA3/SCS
PA4/INT
PA7
VDD
R?
47K
R?
1K
C?
104
R?
NTC