| Memory |
64 KB Flash, 4 KB RAM, 2 KB EEPROM |
| Flashing and debugging |
SPI and JTAG pads for flashing and debugging |
| Antenna |
Integrated chip antenna, external antenna and PA possible |
| External Interfaces |
36 peripheral module pins in total |
| Digital IOs |
16 programmable digital IOs |
| Other interfaces |
Pulse-width modulation (PWM) output |
| Universal synchronous RX/TX (USART) input/output |
| Antenna /TX_RX signal to enable external Power Amplifier / Low-noise Amplifier |