Holtek BS82B12A-3 - Page 12

Rev. 1.20 12 January 23, 2015 Rev. 1.20 13 January 23, 2015
BS82B12A-3/BS82C16A-3/BS82D20A-3
Touch Key 8-Bit Flash MCU with LED/LCD Driver
BS82B12A-3/BS82C16A-3/BS82D20A-3
Touch Key 8-Bit Flash MCU with LED/LCD Driver
Pin Name Function OP I/T O/T Description
PC2/
SSEG10/
KEY11
PC2 PCPU ST CMOS
General purpose I/O. Register enabled pull-up.
SSEG10 SLCDC2 — CMOS LCD driver output for LCD panel segment
KEY11 TKM2C1 NSI — Touch key input
PC3/
SSEG11/
KEY12
PC3 PCPU ST CMOS General purpose I/O. Register enabled pull-up.
SSEG11 SLCDC2 — CMOS LCD driver output for LCD panel segment
KEY12 TKM2C1 NSI — Touch key input
PC4/TP1_0/
SSEG12
PC4 PCPU ST CMOS
General purpose I/O. Register enabled pull-up.
TP1_0 TMPC — CMOS PTM0 output
SSEG12 SLCDC2 — CMOS LCD driver output for LCD panel segment
PC5/TP0_0/
SSEG13
PC5 PCPU ST CMOS General purpose I/O. Register enabled pull-up.
TP0_0 TMPC — CMOS CTM0 output
SSEG13 SLCDC2 — CMOS LCD driver output for LCD panel segment
PC6/TP1_1/
SSEG14
PC6 PCPU ST CMOS
General purpose I/O. Register enabled pull-up.
TP1_1 TMPC — CMOS PTM0 output
SSEG14 SLCDC2 — CMOS LCD driver output for LCD panel segment
PC7/TP0_1/
SSEG15
PC7 PCPU ST CMOS General purpose I/O. Register enabled pull-up.
TP0_1 TMPC — CMOS CTM0 output
SSEG15 SLCDC2 — CMOS LCD driver output for LCD panel segment
VDD VDD — PWR — Power supply
VSS VSS — PWR — Ground
Note:I/T:Inputtype;  O/T:Outputtype
OP:Optionalbycongurationoption(CO)orregisterselection
PWR:Power;  ST:SchmittTriggerinput
CMOS:CMOSoutput; NMOS:NMOSoutput;  SCOM:SCOMoutput
AN:Analoginput;NSI:Non-standardinput
ThePTMpinnamesandoutputpincontrolbitsuse"1"astheirserialnumber,butotherPTMrelatedregiter
namesorbitnamesuse"0".
BS82C16A-3
Pin Name Function OP I/T O/T Description
PA0/TCK1/
SCOM2/
ICPDA/
OCDSDA
PA0
PAWU
PAPU
ST CMOS
General purpose I/O. Register enabled pull-up and wake-up.
TCK1 PTM0C0 ST — PTM0 clock input
SCOM2 SLCDC0 — SCOM LCD driver output for LCD panel common
ICPDA — ST CMOS In-circuit programming address/data pin
OCDSDA — ST CMOS On-chip debug support data/address pin, for EV chip only.
PA1/SCOM0
PA1
PAWU
PAPU
ST CMOS
General purpose I/O. Register enabled pull-up and wake-up.
SCOM0 SLCDC0 — SCOM LCD driver output for LCD panel common
PA2/
SCOM3/
ICPCK/
OCDSCK
PA2
PAWU
PAPU
ST CMOS
General purpose I/O. Register enabled pull-up and wake-up.
SCOM3 SLCDC0 — SCOM LCD driver output for LCD panel common
ICPCK — ST — In-circuit programming clock pin
OCDSCK — ST — On-chip debug support clock pin, for EV chip only.