LQFP64
QFN64
RxD4_2/P5.2 1
TxD4_2/P5.3 2
TxD2/PWM1_2/ADC1/P1.1 3
ADC_ETR/ECI/T2/SS/PWM2_2/ADC2/P1.2 4
T2CLKO/MOSI/PWM3_2/ADC3/P1.3 5
PWM0_3/P6.0 6
PWM1_3/P6.1 7
PWM2_3/P6.2 8
PWM3_3/P6.3 9
CCP3/I2CSDA/MISO/PWM4_2/ADC4/P1.4 10
TxD_4/RD/P4.4 11
CCP2/I2CSCL/SCLK/PWM5_2/ADC5/P1.5 12
XTALO/CCP1/MCLKO_2/PWM6_2/RxD_3/ADC6/P1.6 13
XTALI/CCP0/PWM7_2/TxD_3/ADC7/P1.7 14
ADC_AGnd 15
AVref 16
CCP3_2/PWM6/A14/P2.6 49
PWM7/A15/P2.7 50
RxD3/ADC8/AD0/P0.0 51
TxD3/ADC9/AD1/P0.1 52
RxD4/ADC10/AD2/P0.2 53
ECI_3/SS_3/P7.4 54
MOSI_3/P7.5 55
I2CSDA_3/MISO_3/P7.6 56
I2CSCL_3/SCLK_3/P7.7 57
RxD_4/WR/P4.3 58
TxD4/ADC11/AD3/P0.3 59
T3/ADC12/AD4/P0.4 60
T3CLKO/ADC13/AD5/P0.5 61
T4/ADC14/AD6/P0.6 62
T4CLKO/AD7/P0.7 63
RxD2/PWM0_2/ADC0/P1.0 64
48 P2.5/A13/PWM5/SCLK_2/CCP2_2/I2CSCL_2
47 P2.4/A12/PWM4/MISO_2/CCP1_2/I2CSDA_2
46 P2.3/A11/PWM3/MOSI_2/CCP0_2
45 P2.2/A10/PWM2/SS_2/ECI_2
44 P2.1/A9/PWM1
43 P4.2/RD_3/TxD2_2
42 P2.0/A8/PWM0
41 P7.3/CCP3_3
40 P7.2/CCP2_3
39 P7.1/CCP1_3
38 P7.0/CCP0_3
37 P4.1/ALE/CMPO_2
36 P3.7/INT3/RD_2/TxD_2/CMP+
35 P3.6/INT2/WR_2/RxD_2/CMP-
34 P5.1/TxD3_2/CMP+_3
33 P5.0/RxD3_2/CMP+_2
32 P3.5/T1/T0CLKO/ECI_4/SS_4/PWMFLT
31 P3.4/T0/T1CLKO/MOSI_4/CMPO
30 P3.3/INT1/CCP0_4/MISO_4/I2CSDA_4
29 P3.2/INT0/CCP1_4/SCLK_4/I2CSCL_4
28 P3.1/TxD/CCP2_4
27 P3.0/RxD/CCP3_4/INT4
26 P6.7/PWM7_3
25 P6.6/PWM6_3
24 P6.5/PWM5_3
23 P6.4/PWM4_3
22 P4.0/WR_3/RxD2_2
21 Gnd
20 P5.5
19 Vcc
18 P5.4/NRST/MCLKO
17 ADC_AVcc
Note:
If USB download is not required,
P3.0/P3.1/P3.2 cannot be low at the
same time when the chip is reset,
otherwise, the chip will always be
in USB download mode without
running user code.
0.1u22u
MCU-VCC
1
st
pin
1
st
pin
1
st
pin
STC
STC
STC
Looking at the chip silk screen, the small dot at the
bottom left is the first Pin.
Looking at the chip silkscreen, the last letter
of the bottom line is the chip version number
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