1.. _acn52832:
2
3acn52832
4########
5
6Overview
7********
8
9The acn52832 is a module in a small form factor which features the Nordic Semiconductor
10nRF52832 ARM Cortex-M4F CPU and the following devices:
11
12* :abbr:`ADC (Analog to Digital Converter)`
13* CLOCK
14* FLASH
15* :abbr:`GPIO (General Purpose Input Output)`
16* :abbr:`I2C (Inter-Integrated Circuit)`
17* :abbr:`MPU (Memory Protection Unit)`
18* :abbr:`NVIC (Nested Vectored Interrupt Controller)`
19* :abbr:`PWM (Pulse Width Modulation)`
20* RADIO (Bluetooth Low Energy)
21* :abbr:`RTC (nRF RTC System Clock)`
22* :abbr:`SPI (Serial Peripheral Interface)`
23* :abbr:`UART (Universal asynchronous receiver-transmitter)`
24* :abbr:`WDT (Watchdog Timer)`
25
26See `acn52832 website`_ for more information about the board and `Nordic infocenter`_ for more
27information about the SoC.
28
29Hardware
30********
31
32Additionally to the SoC the board provides an on-board antenna with a RF matching circuit,
33two external oscillators with 32 MHz and 32.768 kHz, load capacitors, a tag-connector
34and a RGB-LED.
35
36Connections
37===========
38
39Pinout
40------
41
42+-------+-------------+--------------------+---------------+
43| PIN # | Tag-Connect | NRF52832 Functions | Configuration |
44+=======+=============+====================+===============+
45|  1    | 5           | GND                |               |
46+-------+-------------+--------------------+---------------+
47|  2    |             | P0.25              |               |
48+-------+-------------+--------------------+---------------+
49|  3    |             | P0.26              |               |
50+-------+-------------+--------------------+---------------+
51|  4    |             | P0.27              |               |
52+-------+-------------+--------------------+---------------+
53|  5    |             | P0.28/AIN4         |               |
54+-------+-------------+--------------------+---------------+
55|  6    |             | P0.29/AIN5         |               |
56+-------+-------------+--------------------+---------------+
57|  7    |             | P0.30/AIN6         |               |
58+-------+-------------+--------------------+---------------+
59|  8    |             | P0.31              |               |
60+-------+-------------+--------------------+---------------+
61|  9    |             | P0.02/AIN0         |               |
62+-------+-------------+--------------------+---------------+
63| 10    |             | P0.03/AIN1         |               |
64+-------+-------------+--------------------+---------------+
65| 11    |             | P0.04/AIN2         |               |
66+-------+-------------+--------------------+---------------+
67| 12    | 5           | GND                |               |
68+-------+-------------+--------------------+---------------+
69| 13    | 5           | GND                |               |
70+-------+-------------+--------------------+---------------+
71| 14    |             | P0.05/AIN3         |               |
72+-------+-------------+--------------------+---------------+
73| 15    |             | P0.06              | UART_RX       |
74+-------+-------------+--------------------+---------------+
75| 16    |             | P0.07              | UART_TX       |
76+-------+-------------+--------------------+---------------+
77| 17    |             | P0.08              |               |
78+-------+-------------+--------------------+---------------+
79| 18    |             | NFC1/P0.09         |               |
80+-------+-------------+--------------------+---------------+
81| 19    |             | NFC2/P0.10         |               |
82+-------+-------------+--------------------+---------------+
83| 20    |             | P0.11              |               |
84+-------+-------------+--------------------+---------------+
85| 21    |             | P0.12              |               |
86+-------+-------------+--------------------+---------------+
87| 22    |             | P0.14/TRACEDATA[3] |               |
88+-------+-------------+--------------------+---------------+
89| 23    | 1           | VCC                |               |
90+-------+-------------+--------------------+---------------+
91| 24    | 1           | VCC                |               |
92+-------+-------------+--------------------+---------------+
93| 25    |             | P0.15/TRACEDATA[2] |               |
94+-------+-------------+--------------------+---------------+
95| 26    |             | P0.16/TRACEDATA[1] |               |
96+-------+-------------+--------------------+---------------+
97| 27    |             | P0.17              |               |
98+-------+-------------+--------------------+---------------+
99| 28    | 6           | P0.18/TRACEDATA[0] |               |
100+-------+-------------+--------------------+---------------+
101| 29    |             | P0.19              |               |
102+-------+-------------+--------------------+---------------+
103| 30    |             | P0.20/TRACECLK     |               |
104+-------+-------------+--------------------+---------------+
105| 31    | 3           | P0.21/RESET        |               |
106+-------+-------------+--------------------+---------------+
107| 32    | 1           | VCC                |               |
108+-------+-------------+--------------------+---------------+
109| 33    | 2           | SWDIO              |               |
110+-------+-------------+--------------------+---------------+
111| 34    | 4           | SWDCLK             |               |
112+-------+-------------+--------------------+---------------+
113| 35    | 5           | GND                |               |
114+-------+-------------+--------------------+---------------+
115
116RGB-LED
117-------
118
119+------+-------+--------------+
120| LED  | Color | NRF52832 Pin |
121+======+=======+==============+
122| led0 | red   | P0.22        |
123+------+-------+--------------+
124| led1 | green | P0.24        |
125+------+-------+--------------+
126| led2 | blue  | P0.23        |
127+------+-------+--------------+
128
129References
130**********
131.. target-notes::
132
133.. _acn52832 website: https://aconno.de/products/acn52832/
134.. _Nordic infocenter: https://infocenter.nordicsemi.com/
135