> For the complete documentation index, see [llms.txt](https://nucode.gitbook.io/nuseries/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://nucode.gitbook.io/nuseries/modules/nu-32.md).
# NU-32
**CONTENTS** [Downloads](#downloads) | [Realistic View](#realistic-view) | [Functional Description](#funtional-description) | [Pin Layout](#pin-layout)
***
## **Downloads**
## **Realistic View**
*Document in preparation*
## **Funtional Description**
* ### **Features**
**CPU**
* nRF52832 with embedded 512 KB Flash, 64 KB RAM, 64 MHz ARM Cortex-M4F processor
**Bluetooth® LE**
* Bluetooth® Low Energy 5.4 compatible 2.4 GHz radio
* 96 dBm sensitivity in 1 Mbps mode and -93 dBm sensitivity in 2 Mbps Bluetooth LE mode
* 20 to +4 dBm TX power, configurable in 4 dB steps
**Multiprotocol 2.4 GHz radio**
* Supports Bluetooth® Low Energy, ANT and Nordic proprietary 2.4 GHz protocols
* Supports 1 Mbps and 2 Mbps data rates
**NFC**
* Supports NFC-A tag interface based on the nRF52832 NFCT peripheral
* Supports 13.56 MHz NFC-A listen mode at 106 kbps
* Supports wake-on-field low power field detection mode
* Supports EasyDMA for NFC data packet transfer
**Power Management**
* Supply voltage range 1.7V to 3.6V
* Fully automatic LDO and DC/DC regulator system
**Peripherals**
* SPI, TWI, UART, PWM, PDM, I2S, ADC
* ### **Application**
* NU-32 is available in a variety of applications, including:
* Temperature sensor
* Beacons
* Wearables
* Lightweight smart sensors
## Pin Layout
No.
Name
Function
1
GND
Power
2
P0.25
I/O
3
P0.26
I/O
4
P0.27
I/O
5
P0.28/AIN4
I/O
6
P0.29/AIN5
I/O
7
P0.30/AIN6
I/O
8
P0.31/AIN7
I/O
9
VDD
Power
10
VDD
Power
11
GND
Power
12
GND
Power
13
GND
Power
14
P0.00/XL1
I/O
15
P0.01/XL2
I/O
16
P0.02/AIN0
I/O
17
P0.03/AIN1
I/O
18
P0.04/AIN2
I/O
19
P0.05/AIN3
I/O
20
P0.06
I/O
21
P0.07
I/O
22
P0.08
I/O
23
P0.09 / NFC1
I/O
24
P0.10 / NFC2
I/O
25
GND
Power
26
P0.11
I/O
27
P0.12
I/O
28
P0.13
I/O
29
P0.14
I/O
30
P0.15
I/O
31
P0.16
I/O
32
P0.17
I/O
33
P0.18
I/O
34
P0.19
I/O
35
P0.20
I/O
36
P0.21/RESET
I/O
37
SWDCLK
Input
38
SWDIO
I/O
39
P0.22
I/O
40
P0.23
I/O
41
P0.24
I/O
42
GND
Passive
43
GND
Passive
44
GND
Passive
45
GND
Passive
46
GND
Passive
47
GND
Passive
48
GND
Passive
49
GND
Passive
50
GND
Passive
51
GND
Passive
52
GND
Passive
53
GND
Passive
54
GND
Passive
55
GND
Passive
56
GND
Passive
57
GND
Passive
58
GND
Passive
59
GND
Passive
60
GND
Passive
61
GND
Passive
62
GND
Passive
{% hint style="warning" %}
· Dedicated functions such as analog inputs and the 32.768 kHz low-frequency crystal are limited to specific pins.
· Analog signals shall be connected to AIN0–AIN7 pins, and an external 32.768 kHz crystal shall be connected to XL1 and XL2.
{% endhint %}
