User's Manual

19
MICRO_ADC_IN1
I
MCU_ADC_1
Vil: -0.4V ~ 0.4V
Vih: 0.75VDD ~VDD+0.4V
20
SEL/ESC
I
Vil: -0.4V ~ 0.4V
Vih: 0.75VDD ~VDD+0.4V
21 GND
-
- -
22 DL/RUN_SEL I
MCU enters download mode if
this pin is pulled high.
Normal operation if connected to
low at power up
Vil: -0.4V ~ 0.4V
Vih: 0.7VDD ~VDD+0.4V
23 MICRO_GPIO0 I/O MCU_ General Purpose I/O
V
il: -0.4V ~ 0.4V
Vih: 0.75VDD ~VDD+0.4V
Vol: 0.4V Max
Voh 0.75VDD Min
24 MICRO_GPIO1 I/O MCU_ General Purpose I/O
V
il: -0.4V ~ 0.4V
Vih: 0.75VDD ~VDD+0.4V
Vol: 0.4V Max
Voh 0.75VDD Min
25
MICRO_SPI_MOSI
I
MCU_MOSI
Vil: -0.4V ~ 0.4V
Vih: 0.7VDD ~VDD+0.4
26 MICRO_SPI_MISO
O MCU_MISO
Vol: 0.4V Max
Voh 0.75VDD Min
27
MICRO_SPI_SCK
I
MCU_SCK
V
il: -0.4V ~ 0.4V
Vih: 0.7VDD ~VDD+0.4V
28
MICRO_SPI_SSN
I
MCU_SSN
Vil: -0.4V ~ 0.4V
Vih: 0.7VDD ~VDD+0.4V
29 GND
-
-
-
30 VDD_3V3
PWR
Input supply voltage
Vil: -0.4V ~ 0.4V
Vih: 0.75VDD ~VDD+0.4V
31 USB_DN I/O USB data minus
V
il: -0.4V ~ 0.4V
Vih: 0.75VDD ~VDD+0.4V
Vol: 0.4V Max
Voh 0.75VDD Min
32
USB_DP
I/O
USB data plus
V
il: -0.4V ~ 0.4V
Vih: 0.75VDD ~VDD+0.4V
Vol: 0.4V Max
Voh 0.75VDD Min
33
NC
-
-
-
11