ML51/ML54/ML56
Sep. 01, 2020
Page
64
of 719
Rev 2.00
ML
51
/ML
54
/ML
5
6 S
E
RI
E
S
TECHNI
CA
L
RE
F
E
R
E
NC
E
M
A
NU
A
L
ML51/M
L54
/M
L56
Series
Tec
hnical Reference
Manual
SOP28 Package
4.1.2.7
Corresponding Part Number: ML51UC0AE / ML51UB9AE
S
O
P
2
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
I2C1_SCL / P1.4
I2C1_SDA / P1.5
UART0_TXD / P1.6
UART0_RXD / P1.7
V
SS
INT0 / CLKO / T0 / PWM0_CH0 / P4.6
V
DD
CLKO / IC1 / SPI1_CLK / ACMP1_N1 / ADC_CH7 / P3.2
IC2 / UART0_TXD / SPI1_MISO / ACMP1_P3 / ACMP0_P3 / ADC_CH6 / P3.1
IC0 / UART0_RXD / SPI1_MOSI / P3.0
AV
DD
INT0 / T0 / UART2_TXD / PWM0_CH0 / I2C0_SCL / ACMP1_P0 / ACMP0_P0 / ADC_CH0 / P2.5
INT1 / T1 / UART2_RXD / PWM0_CH1 / I2C0_SDA / ACMP0_N0 / ADC_CH1 / P2.4
PWM0_BRAKE / PWM0_CH2 / UART1_TXD / I2C1_SCL / ACMP1_P1 / ACMP0_P1 / ADC_CH2 / P2.3
P4.0 / UART2_RXD / I2C0_SDA / ACMP1_O / INT1
P4.1 / UART2_TXD / I2C0_SCL / ACMP0_O
P5.1 / UART1_RXD / I2C1_SDA / UART0_RXD / ICE_CLK
P5.0 / UART1_TXD / I2C1_SCL / UART0_TXD / ICE_DAT
nRESET
P0.0 / SPI0_MOSI / SPI1_MOSI / UART0_RXD / PWM0_CH5
P0.1 / SPI0_MISO / SPI1_MISO / 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
P5.2 / UART0_RXD / I2C0_SDA / XT1_OUT
P5.3 / UART0_TXD / I2C0_SCL / XT1_IN
P2.0 / ADC_CH5 / ACMP0_N1 / UART2_RXD / I2C1_SDA / PWM0_CH5 / PWM0_BRAKE
P2.1 / ADC_CH4 / ACMP0_P2 / ACMP1_P2 / UART2_TXD / I2C1_SCL / PWM0_CH4 / PWM0_BRAKE
P2.2 / ADC_CH3 / ACMP1_N0 / I2C1_SDA / UART1_RXD / PWM0_CH3
Figure 4.1-27 ML51UC0AE / ML51UB9AE Multi Function Pin Assignment
ML51UC0AE / ML51UB9AE Pin Function
Pin ML51UC0AE / ML51UB9AE Pin Function
1
P1.4 / I2C1_SCL
2
P1.5 / I2C1_SDA
3
P1.6 / UART0_TXD
4
P1.7 / UART0_RXD
5
V
SS
6
P4.6 / PWM0_CH0 / T0 / CLKO / INT0
7
V
DD
8
P3.2 / ADC_CH7 / ACMP1_N1 / SPI1_CLK / IC1 / CLKO
9
P3.1 / ADC_CH6 / ACMP0_P3 / ACMP1_P3 / SPI1_MISO / UART0_TXD / IC2
10 P3.0 / SPI1_MOSI / UART0_RXD / IC0
11 AV
DD
12 P2.5 / ADC_CH0 / ACMP0_P0 / ACMP1_P0 / I2C0_SCL / PWM0_CH0 / UART2_TXD / T0 / INT0
13 P2.4 / ADC_CH1 / ACMP0_N0 / I2C0_SDA / PWM0_CH1 / UART2_RXD / T1 / INT1
14 P2.3 / ADC_CH2 / ACMP0_P1 / ACMP1_P1 / I2C1_SCL / UART1_TXD / PWM0_CH2 / PWM0_BRAKE
15 P2.2 / ADC_CH3 / ACMP1_N0 / I2C1_SDA / UART1_RXD / PWM0_CH3
16 P2.1 / ADC_CH4 / ACMP0_P2 / ACMP1_P2 / UART2_TXD / I2C1_SCL / PWM0_CH4 / PWM0_BRAKE
17 P2.0 / ADC_CH5 / ACMP0_N1 / UART2_RXD / I2C1_SDA / PWM0_CH5 / PWM0_BRAKE
18 P5.3 / UART0_TXD / I2C0_SCL / XT1_IN
19 P5.2 / UART0_RXD / I2C0_SDA / XT1_OUT
20 P0.3 / SPI0_SS / SPI1_SS / UART1_TXD / I2C1_SCL / STADC / PWM0_CH2