Nordic Thingy:53

The Thingy:53 (PCA20053) is a prototyping platform build around the nRF5340 from Nordic.

Peripheral Support

Peripheral	Support	NOTES
UART	Yes
USB	Yes
Buttons	Yes
LEDs	No
NFC	No
MX25R6435F	No	Dual line SPI
PMIC	No
Battery monitoring	No
Buzzer	No
PDM microphone (VM3011)	No
Front End Module (nRF21540)	No
Low power accelerometer (ADXL362)	Yes	SPI
IMU (BMI270)	Yes	SPI or I2C 0x68
Magnetometer (BMM150)	Yes	I2C 0x10
Color sensor (BH1749NUC)	Yes	I2C 0x38
Air quality sensor (BME688)	Yes	I2C 0x76

Serial Console

Serial console for the application core:

Pin	Signal	Notes
P0.11	APP UART0 TX	virtual COM 0
P0.12	APP UART0 RX	virtual COM 0

Serial console for the network core:

Pin	Signal	Notes
P0.09	NET UART0 TX	virtual COM 1
P0.10	NET UART0 RX	virtual COM 1

Configurations

Each configuration is maintained in a sub-directory and can be selected as follow:

tools/configure.sh thingy53:<subdir>

Where <subdir> is one of the following:

composite_cpuapp

NuttShell configuration with support for CDC/ACM with RNDIS composite driver.

nsh_cpuapp

Basic NuttShell configuration for the application core (console enabled in UART0, exposed via J-Link VCOM0, at 115200 bps).

nsh_cpunet

Basic NuttShell configuration for the network core (console enabled in UART0, exposed via J-Link VCOM1, at 115200 bps).

rpmsghci_nimble_cpuapp

This configuration enables RPMSG Bluetooth HCI client on the application core and uses nimBLE for the host-layer

rpmsghci_sdc_cpunet

This configuration enables RPMSG Bluetooth HCI server on the network core which can be accessed using RPMSG Bluetooth HCI client on the application core.

sensors_cpuapp

Configuration demonstrating sensor data stream using NxScope. See sensorscope NxScope sensor data stream for more details.

Device detection with nxscli client:

$ nxscli serial /dev/ttyACM0 pdevinfo
INFO:nxscli:enable (0, <class 'nxscli.plugins.devinfo.PluginDevinfo'>, {})
INFO:nxscli:connecting to nxs device...
INFO:nxscli:connected!
INFO:nxscli:started <nxscli.plugins.devinfo.PluginDevinfo object at 0x7f16bdec5d30>

Device Summary
  Channels:         6
  Divider support:  no
  Ack support:      no
  Flags:            0x00
  RX padding:       0

Stream
  Connected:        yes
  Started:          no
  Overflow count:   0
  Bitrate:          0.0 B/s

Channel State
  Applied enabled:  none
  Buffered enabled: none

Channels
+----+---------------+-------+-----+-------+----+-----+
| ID | Name          | Type  | Dim | Valid | En | Div |
+====+===============+=======+=====+=======+====+=====+
|  0 | sensor_accel0 | FLOAT |   3 | yes   | no |   0 |
|  1 | sensor_accel1 | FLOAT |   3 | yes   | no |   0 |
|  2 | sensor_gyro0  | FLOAT |   3 | yes   | no |   0 |
|  3 | sensor_ir0    | FLOAT |   1 | yes   | no |   0 |
|  4 | sensor_mag0   | FLOAT |   3 | yes   | no |   0 |
|  5 | sensor_rgb0   | FLOAT |   3 | yes   | no |   0 |
+----+---------------+-------+-----+-------+----+-----+

closing...
INFO:nxscli:disconnecting from nxs device...
INFO:nxscli:disconnected!

Flash & Debug

Both flashing and debuing is possible only with an external debug probe.