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ML51/ML54/ML56
Sep. 01, 2020
Page
56
of 719
Rev 2.00
ML
51
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54
/ML
5
6 S
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TECHNI
CA
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F
E
R
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NC
E
M
A
NU
A
L
ML51/M
L54
/M
L56
Series
Tec
hnical Reference
Manual
QFN33 Package
4.1.2.4
ML51TD1AE Pin Function
QFN33
33 VSS
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
2
4
2
3
2
2
2
1
2
0
1
9
1
8
1
7
25
26
27
28
29
30
31
32
V
SS
INT0 / CLKO / T0 / PWM0_CH0 / P4.6
V
DD
PWM0_BRAKE / IC0 / PWM1_CH0 / SPI1_SS / P3.3
CLKO / IC1 / PWM1_CH1 / UART3_RXD / SPI1_CLK / ACMP1_N1 / ADC_CH7 / P3.2
IC2 / PWM2_CH0 / UART0_TXD / UART3_TXD / SPI1_MISO / ACMP1_P3 / ACMP0_P3 / ADC_CH6 / P3.1
IC0 / PWM2_CH1 / UART0_RXD / SPI1_MOSI / ADC_CH10 / P3.0
V
REF
IN
T
0
/
T
0
/
U
A
R
T
2
_
T
X
D
/
P
W
M
0
_
C
H
0
/
I
2
C
0
_
S
C
L
/
A
C
M
P
1
_
P
0
/
A
C
M
P
0
_
P
0
/
A
D
C
_
C
H
0
/
P
2
.5
IN
T
1
/
T
1
/
U
A
R
T
2
_
R
X
D
/
P
W
M
0
_
C
H
1
/
I
2
C
0
_
S
D
A
/
A
C
M
P
0
_
N
0
/
A
D
C
_
C
H
1
/
P
2
.4
P
W
M
0
_
B
R
A
K
E
/
P
W
M
0
_
C
H
2
/
U
A
R
T
1
_
T
X
D
/
I
2
C
1
_
S
C
L
/
A
C
M
P
1
_
P
1
/
A
C
M
P
0
_
P
1
/
A
D
C
_
C
H
2
/
P
2
.3
P
W
M
0
_
C
H
3
/
U
A
R
T
1
_
R
X
D
/
I
2
C
1
_
S
D
A
/
A
C
M
P
1
_
N
0
/
A
D
C
_
C
H
3
/
P
2
.2
P
W
M
0
_
B
R
A
K
E
/
P
W
M
3
_
C
H
0
/
P
W
M
0
_
C
H
4
/
I
2
C
1
_
S
C
L
/
U
A
R
T
2
_
T
X
D
/
A
C
M
P
1
_
P
2
/
A
C
M
P
0
_
P
2
/
A
D
C
_
C
H
4
/
P
2
.1
P
W
M
0
_
B
R
A
K
E
/
P
W
M
3
_
C
H
1
/
P
W
M
0
_
C
H
5
/
I
2
C
1
_
S
D
A
/
U
A
R
T
2
_
R
X
D
/
A
C
M
P
0
_
N
1
/
A
D
C
_
C
H
5
/
P
2
.0
S
T
A
D
C
/
X
3
2
_
IN
/
P
W
M
0
_
C
H
0
/
U
A
R
T
2
_
R
X
D
/
P
5
.5
X
3
2
_
O
U
T
/
P
W
M
0
_
C
H
1
/
U
A
R
T
2
_
T
X
D
/
P
5
.4
nRESET
P5.6 / PWM0_BRAKE / PWM0_CH1 / CLKO
P0.0 / SPI0_MOSI / SPI1_MOSI / UART2_TXD / UART0_RXD / PWM0_CH5
P0.1 / SPI0_MISO / SPI1_MISO / UART2_RXD / UART0_TXD / PWM0_CH4
P0.2 / SPI0_CLK / SPI1_CLK / UART1_RXD / I2C1_SDA / PWM0_CH3
P0.3 / SPI0_SS / SPI1_SS / UART1_TXD / I2C1_SCL / STADC / PWM0_CH2 / CLKO
P5.2 / UART0_RXD / I2C0_SDA / XT1_OUT
P5.3 / UART0_TXD / I2C0_SCL / XT1_IN
P
1
.7
/
U
A
R
T
0
_
R
X
D
P
1
.6
/
U
A
R
T
0
_
T
X
D
P
1
.5
/
I
2
C
1
_
S
D
A
P
1
.4
/
I
2
C
1
_
S
C
L
P
4
.0
/
U
A
R
T
2
_
R
X
D
/
I
2
C
0
_
S
D
A
/
P
W
M
3
_
C
H
1
/
A
C
M
P
1
_
O
/
I
N
T
1
P
4
.1
/
U
A
R
T
2
_
T
X
D
/
I
2
C
0
_
S
C
L
/
P
W
M
3
_
C
H
0
/
A
C
M
P
0
_
O
P
5
.1
/
U
A
R
T
1
_
R
X
D
/
I
2
C
1
_
S
D
A
/
U
A
R
T
0
_
R
X
D
/
I
C
E
_
C
L
K
P
5
.0
/
U
A
R
T
1
_
T
X
D
/
I
2
C
1
_
S
C
L
/
U
A
R
T
0
_
T
X
D
/
I
C
E
_
D
A
T
Top transparent view
Figure 4.1-23 ML51TD1AE Multi-Function Pin assignment
Pin ML56TD1AE Pin Function
1
P2.5/ADC_CH0/ACMP0_P0/ACMP1_P0/LCD_COM0/I2C0_SCL/PWM0_CH0/UART2_TXD/T0/INT0
2
P2.4/ADC_CH1/ACMP0_N0/LCD_COM1/I2C0_SDA/PWM0_CH1/UART2_RXD/T1/INT1
3
P2.3/ADC_CH2/ACMP0_P1/ACMP1_P1/I2C1_SCL/LCD_COM2/UART1_TXD/PWM0_CH2/PWM0_BRAKE
4
P2.2/ADC_CH3/ACMP1_N0/I2C1_SDA/LCD_COM3/UART1_RXD/PWM0_CH3
5
P2.1/ADC_CH4/ACMP0_P2/ACMP1_P2/LCD_SEG5/UART2_TXD/I2C1_SCL/PWM0_CH4/PWM3_CH0/PWM0_BRAK
E
6
P2.0/ADC_CH5/ACMP0_N1/LCD_SEG4/UART2_RXD/I2C1_SDA/PWM0_CH5/PWM3_CH1/PWM0_BRAKE