Atmel ATSAMD10 Xplained Mini, Руководство пользователя

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ATSAMD10 Xplained Mini User Guide [USER GUIDE]
42387A-MCU-01/2015
10
Table 2-8. J300 Board External Power Selection
J300
pin
Signal Description
1 VCC_VBUS VBUS Pin of USB Connector via fuse F100, by default connected to VCC_P5V0
via R300.
2 VCC_P5V0 Input voltage (4.3 to 16V) for the fixed-output voltage regulator (U300).
3 VCC_VIN Alternative power source for the board (4.3 to 16V) from J202.8, study U300
data sheet for detail requirements.
Table 2-9. J301 Board Power Supply Selection
J301
pin
Signal Description
1 VCC_VIN Board external power source - enable connection of external source to
ATSAMD10.
2 VCC_BOARD Power supply for ATmega32U4 and ATSAMD10.
3 VCC_P3V3 Board 3.3V power supply from U300, by default connected to VCC_BOARD via
R302.
2.3.7 Target SPI (J204)
The J204 header enable direct connection to ISP for programming of the ATSAMD10 or to use the SPI bus to
connect external equipment.
Table 2-10. J204 SPI Header
J204 pin Function
1 MISO (PA24)
2 VCC target (ATSAMD10)
3 SCK (PA09)
4 MOSI (PA22)
5 RESET
6 GND