BH66F2650/BH66F2660
Body Fat Measurment Flash MCU
Pin Description
Pin Name
Function OPT
I/T
O/T
Descriptions
Geneꢁal pꢀꢁpose I/O.
PAWU
PA0
PAPU
PAS0
ST CMOS
Registeꢁ enabled pꢀll-ꢀp and wake-ꢀp.
XT1
PTP0
PAS0 LXT
—
LXT input pin
PA0/XT1/PTP0/PTP0I/
OCDSDA/ICPDA
PAS0
PAS0
—
—
CMOS PTM0 oꢀtpꢀt
PTM0 captꢀꢁe inpꢀt
PTP0I
ST
—
OCDSDA
ICPDA
ST CMOS OCDS addꢁess/data lineꢄ foꢁ EV chip onlꢂ
ST CMOS ICP addꢁess/data line
—
PAWU
PAPU
PAS0
Geneꢁal pꢀꢁpose I/O.
ST CMOS
PA1
Registeꢁ enabled pꢀll-ꢀp and wake-ꢀp.
PAS0
INT0
INTEG ST
INTC0
—
—
Exteꢁnal inteꢁꢁꢀpt 0
LVD inpꢀt
PA1/INT0/LVDIN/
PTP0B/STCK
LVDIN
PAS0
PAS0
AN
—
PTP0B
CMOS PTM0 inveꢁting oꢀtpꢀt
PAS0
IFS0
STCK
ST
—
STM clock inpꢀt
PAWU
PAPU
PAS0
Geneꢁal pꢀꢁpose I/O.
Registeꢁ enabled pꢀll-ꢀp and wake-ꢀp.
PAꢅ
ST CMOS
PA2/XT2/PTCK0/
OCDSCK/ICPCK
XT2
PAS0
PAS0
—
—
ST
ST
ST
LXT LXT output pin
PTCK0
OCDSCK
ICPCK
—
—
—
PTM0 clock inpꢀt
OCDS clock inpꢀtꢄ foꢁ EV chip onlꢂ
ICP clock line
—
PAWU
PAPU
PAS0
Geneꢁal pꢀꢁpose I/O.
Registeꢁ enabled pꢀll-ꢀp and wake-ꢀp.
PA3
ST CMOS
OSCꢅ
SDOA
PTP1
PAS0
PAS0
PAS0
—
—
—
HXT HXT output pin
CMOS SPIA seꢁial data oꢀtpꢀt
CMOS PTM1 oꢀtpꢀt
PA3/OSCꢅ/SDOA/
PTP1/PTP1I
PAS0
IFS0
PTP1I
ST
—
PTM1 captꢀꢁe inpꢀt
PAWU
PAPU
PAS1
Geneꢁal pꢀꢁpose I/O.
Registeꢁ enabled pꢀll-ꢀp and wake-ꢀp.
PAꢃ
ST CMOS
OSC1
SCSA
PTPꢅ
PTPꢅI
PAS1 HXT
—
HXT input pin
PAꢃ/OSC1/SCSA/
PTPꢅ/PTPꢅI
PAS1
IFS1
ST CMOS SPIA slave select pin
PAS1
—
CMOS PTMꢅ oꢀtpꢀt
PTMꢅ captꢀꢁe inpꢀt
PAS1
IFS0
ST
—
PAWU
PAPU
PAS1
Geneꢁal pꢀꢁpose I/O.
Registeꢁ enabled pꢀll-ꢀp and wake-ꢀp.
PA5
ST CMOS
TX
PAS1
—
CMOS UART TX serial data output pin
SPIA seꢁial clock inpꢀt
PA5/TX/SCKA/STP/
STPI
PAS1
IFS1
SCKA
ST
—
STP
PAS1
PAS1
—
CMOS STM oꢀtpꢀt
STM captꢀꢁe inpꢀt
STPI
ST
—
Rev. 1.10
11
�anꢀaꢁꢂ 0ꢃꢄ ꢅ01ꢆ
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
