Share on (1600519662028):


MK15 Series BLE module features | ||||||||
Dimension | 21*13.8*2.3mm(with shield) | |||||||
Flash/RAM | 512KB/160KB SRAM | |||||||
Interface | UART/SPI/I2C/PWM/ADC | |||||||
Power Supply | 1.8-3.6 V | |||||||
Operating temp | -40 to +85°C (-40 to +105°C can be customized) | |||||||
BLE5.0/5.1 Specification | 2 Mbps/CSA #2/Advertising Extensions/Long Range | |||||||
Cover | Metal shielding with marking | |||||||
BLE Standard | BLE 4.2/5.0 | |||||||
GPIOs | 25 | |||||||
Antenna Type | PCB antenna/u.FL Connector | |||||||
32.768K Crystal Oscillator | Built inside | |||||||
Pad package | Plated Half-hole | |||||||
Other Feature | BLE mesh | |||||||


Pin No. | Pin Name | Type | Description | Pull Up/Down | Remark |
1 | GND | Power | Electrical Ground | - | |
2 | GND | Power | Electrical Ground | - | |
3 | GND | Power | Electrical Ground | - | |
4 | GND | Power | Electrical Ground | - | |
5 | P4_3 | Digital I/O | General purpose I/O | Pull Up | GPIO [31] Recommended as SPI0_CSN Up to 20Mhz Timing |
6 | P4_2 | Digital I/O | General purpose I/O | Pull Down | GPIO [30] Recommended as SPI0_MOSI Up to 20Mhz Timing |
7 | P4_1 | Digital I/O | General purpose I/O | Pull Down | GPIO [29] Recommended as SPI0_MISO Up to 20Mhz Timing |
8 | RESET | Digital Input | Hardware reset pin | Pull Up | Active Low |
9 | VCC | Power Analog | Power supply | - | 1.8 – 3.3V DC |
10 | GND | Power | Electrical Ground | - | |
11 | P4_0 | Digital I/O | General purpose I/O | Pull Down | GPIO [28] Recommended as SPI0_CLK Up to 20Mhz Timing |
12 | P0_6 | Digital I/O | General purpose I/O | Pull Down | GPIO [6] |
13 | P0_5 | Digital I/O | General purpose I/O | Pull Down | GPIO [5] |
14 | P0_4 | Digital I/O | General purpose I/O | Pull Down | GPIO [4] |
15 | P0_3 | Digital I/O | Log UART TX | Pull Up | GPIO [3] Pull-up for normal operation Pull-down to bypass executing program code in flash |
16 | P0_2 | Digital I/O | General purpose I/O | Pull Down | GPIO [2] |
17 | P0_1 | Digital I/O | General purpose I/O | Pull Down | GPIO [1] |
18 | P0_0 | Digital I/O | General purpose I/O | Pull Down | GPIO [0] |
19 | P1_1 | Debug Digital I/O | SWDCLK (Default) General purpose I/O | Pull Up | Default as Serial Wire Debug interface GPIO [9] |
20 | P1_0 | Debug Digital I/O | SWDIO (Default) General purpose I/O | Pull Up | Default as Serial Wire Debug interface GPIO [8] |
21 | P3_3 | Digital I/O | General purpose I/O | Pull Down | GPIO [27] Recommended as SPI1_MISO (master only). Up to 20Mhz Timing |
22 | P3_2 | Digital I/O | General purpose I/O | Pull Down | GPIO [26] Recommended as SPI1_CLK (master only). Up to 20Mhz Timing |
23 | P3_1 | Digital I/O | UART TX General purpose I/O | Pull Up | Default as HCI_UART TX for firmware programming GPIO [25] |
24 | P3_0 | Digital I/O | UART RX General purpose I/O | Pull Up | Default as HCI_UART RX for firmware programming GPIO [24] |
25 | 32K_XI | Analog Digital I/O | Connection for 32.768 kHz XTAL General purpose I/O | Pull Down | Pin share as GPIO when 32.768kHz crystal oscillator is not used GPIO [26] |
26 | 32K_XO | Analog Digital I/O | Connection for 32.768kHz XTAL General purpose I/O | Pull Down | Pin share as GPIO when 32.768kHz XTAL is not used GPIO [27] |
27 | P2_2 | Analog Digital I/O | AUXADC input General purpose I/O | Pull Down | AUXADC input 2 GPIO [18] |
28 | P2_3 | Analog Digital I/O | AUXADC input General purpose I/O | Pull Down | AUXADC input 3 GPIO [19] |
29 | P2_4 | Analog Digital I/O | AUXADC input General purpose I/O | Pull Down | AUXADC input 4 GPIO [20] |
30 | P2_5 | Analog Digital I/O | AUXADC input General purpose I/O | Pull Down | AUXADC input 5 GPIO [21] |
31 | P2_6 | Analog Digital I/O | AUXADC input General purpose I/O | Pull Down | AUXADC input 6 GPIO [22] |
32 | P2_7 | Analog Digital I/O | AUXADC input General purpose I/O | Pull Down | AUXADC input 7 GPIO [23] |
33 | P5_0 | Digital I/O | General purpose I/O | Pull Down | GPIO [25] |
34 | GND | Power | Electrical Ground | - | |
35 | TP1 – VCC | Power Analog | Power supply | - | 1.8 – 3.3V DC |
36 | TP2 – GND | Power | Electrical Ground | ||
37 | TP3 – P0_3 | Digital I/O | Log UART TX | Pull Up | Same as P0_3 |
38 | TP4 – P3_0 | Digital I/O | UART RX General purpose I/O | Pull Up | Same as P3_0 |
39 | TP5 – P3_1 | Digital I/O | UART TX General purpose I/O | Pull Up | Same as P3_1 |







New products from manufacturers at wholesale prices