User`s guide

Rev. 1.10 8 November 14, 2014 Rev. 1.10 9 November 14, 2014
HT66FW2230
Wireless Charger A/D Flash 8-Bit MCU
Pin Assignment
PA3/AN3/VREF
PC0/PWM0
PC1/PWM1
PA2/SCL/AN2/ICPCK/OCDSCK
PC2/PWM2
PC3/PWM3
PLLCOM
COMM0
AVDD
PA0/SDA/AN0/ICPDA/OCDSDA
OCP/AN1
PC6/OSC1
PC7/OSC2
AVSS
PC4/COMM1/ANPC5/COMM2/AX
PB1/CX
PA6/AN6/CP
PA5/AN5
PA4/AN4
PA7/TCK1/AN7
PB3/SCL/TP1_1
PB2/SDA/TP1_0
VDD
VSS
PB4/TP0/INT0/DEMO
PB0/INT1/TCK0
PA1/CN
HT66FW2230
28 SSOP-A
28
27
26
25
24
23
22
21
20
19
18
17
16
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Pin Descriptions
Pin Name Function OPT I/T O/T Description
PA0/SDA/
AN0/ICPDA/
OCDSDA
PA0
PAPU
PAWU
PAS0
ST CMOS
General purpose I/O. Register enabled pull-up and
wake-up.
SDA PAS0 ST O.D I
2
C data line
AN0 PAS0 AN — ADC input channel
ICPDA — ST CMOS
ICP Data/Address pin
OCDSDA — ST CMOS OCDS Data/Address, for EV chip only
PA1/CN
PA1
PAPU
PAWU
PAS0
ST CMOS
General purpose I/O. Register enabled pull-up and
wake-up.
CN PAS0 AN — Comparator input
OCP/AN1
OCP OCPC0 AN — OCP input
AN1 ADCR0 AN — ADC input channel
PA2/SCL/
AN2/ICPCK/
OCDSCK
PA2
PAPU
PAWU
PAS0
ST CMOS
General purpose I/O. Register enabled pull-up and
wake-up.
SCL PAS0 ST O.D I
2
C clock line
AN2 PAS0 AN — ADC input channel
ICPCK — ST — ICP clock pin
OCDSCK — ST —
OCDS clock pin, for EV chip only
PA3/AN3/
VREF
PA3
PAPU
PAWU
PAS0
ST CMOS
General purpose I/O. Register enabled pull-up and
wake-up.
AN3 PAS0 AN — ADC input channel
VREF
PAS0
ADCR1
AN — ADC reference voltage input
PA4/AN4
PA4
PAPU
PAWU
PAS1
ST CMOS
General purpose I/O. Register enabled pull-up and
wake-up.
AN4 PAS1 AN — ADC input channel