MS51
Dec. 17, 2019
Page
17
of 316
Rev 1.01
M
S51
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4.2
MS51 16KB Series Pin Description
Pin Number
Symbol
Multi-Function Description
[1]
MS51FB9AE MS51XB9AE MS51XB9BE
9
5
6
VDD
POWER SUPPLY: Supply voltage V
DD
for operation.
7
3
4
VSS
GROUND: Ground potential.
16
12
13
P0.0
Port 0 bit 0.
PWM0_CH3
PWM0 output channel 3.
SPI0_MOSI
SPI master output/slave input.
IC3
Input capture channel 3.
T1
External count input to Timer/Counter 1 or its toggle output.
17
13
14
P0.1
Port 0 bit 1.
PWM0_CH4
PWM0 output channel 4.
IC4
Input capture channel 4.
SPI0_MISO
SPI master input/slave output.
18
14
15
P0.2
Port 0 bit 2.
ICE_CLK
ICP / OCD clock input.
UART1_RXD
Serial port 1 receive input.
[I2C0_SCL]
[3]
I
2
C clock.
19
15
16
P0.3
Port 0 bit 3.
ADC_CH6
ADC input channel 6.
PWM0_CH5
PWM0 output channel
IC5
Input capture channel 5.
20
16
17
P0.4
Port 0 bit 4.
PWM0_CH3
PWM0 output channel 3.
IC3
Input capture channel 3.
ADC_CH5
ADC input channel 5.
STADC
External start ADC trigger
1
20
18
P0.5
Port 0 bit 5.
PWM0_CH2
PWM0 output channel 2.
IC6
Input capture channel 6.
T0
External count input to Timer/Counter 0 or its toggle output.
ADC_CH4
ADC input channel 5.
2
19
19
P0.6
Port 0 bit 6.
UART0_TXD
[2]
Serial port 0 transmit data output.
