Intel Quark D2000 Design Manual page 16

 2x PWM signals
 25 GPIOs
 Real-time clock

Watchdog timer
Intel® Quark™ Microcontroller D2000 main expansion options:
 "Arduino Uno" compatible SIL sockets (3.3V I/O only)
Intel® Quark™ Microcontroller D2000 on-board components:
 Accelerometer/Magnetometer sensor
 UART/JTAG to USB convert for USB debug port
Other Intel® Quark™ Microcontroller D2000 connectors:
 1x USB 2.0 Device Port – micro Type B
 On-board coin cell battery holder
 5V input screw terminal/header (external power or Li-ion)
 EEMBC power input header
Power sources for this platform:
 External 5V DC input
 Li-ion battery (external)
 USB power (5V) via debug port
 Coin cell battery (on-board)
Intel® Quark™ Microcontroller D2000
Platform Design Guide
16
System Assumptions
November 2016
Document Number: 333580-002EN