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MK13 Series BLE module features | ||||||||
Dimension | 21*13.8*2.3mm(with shield) | |||||||
Flash/RAM | 1MB/512KB | |||||||
Interface | SPI, TWI, UART, PDM, PWM, QDEC | |||||||
Power Supply | 1.7-5.5 V | |||||||
Operating temp | -40 to +85°C | |||||||
BLE5.0/5.1 Specification | Direction Finding, 2Mbps, CSA#2, Advertising Extensions, Long Range | |||||||
Cover | Metal shielding with marking | |||||||
BLE Standard | BLE 5.2 | |||||||
46GPIOs | 46 | |||||||
Antenna Type | PCB antenna/u.FL Connector | |||||||
32.768K Crystal Oscillator | Built inside | |||||||
Pad package | Land Grid Array (LGA) +Plated Half-hole | |||||||
Other Feature | Thread, Zigbee | |||||||


Pin No. | Name | Type | Description |
1 | P0.23 | Digital I/O | General purpose I/O |
2 | P0.22 | Digital I/O | General purpose I/O |
3 | P0.12 | Digital I/O | General purpose I/O |
TRACECLK | Trace clock | Trace buffer clock | |
4 | P0.30 | Digital I/O | General purpose I/O |
5 | P0.31 | Digital I/O | General purpose I/O |
6 | P0.07 | Digital I/O | General purpose I/O |
AIN3 | Analog input | Analog input | |
7 | P0.05 | Digital I/O | General purpose I/O |
AIN1 | Analog input | Analog input | |
8 | P0.04 | Digital I/O | General purpose I/O |
AIN0 | Analog input | Analog input | |
9 | VDD_nRF | Power | Power supply |
10 | GND | Power | Ground |
11 | P0.02 | Digital I/O | General purpose I/O |
NFC1 | NFC input | NFC antenna connection | |
12 | P0.03 | Digital I/O | General purpose I/O |
NFC2 | NFC input | NFC antenna connection | |
13 | P0.06 | Digital I/O | General purpose I/O |
AIN2 | Analog input | Analog input | |
14 | P0.08 | Digital I/O | General purpose I/O |
TRACEDATA3 | Trace data | Trace buffer TRACEDATA | |
15 | P0.09 | Digital I/O | General purpose I/O |
TRACEDATA2 | Trace data | Trace buffer TRACEDATA [2] | |
16 | P0.10 | Digital I/O | General purpose I/O |
TRACEDATA1 | Trace data | Trace buffer TRACEDATA [1] | |
17 | P0.11 | Digital I/O | General purpose I/O |
TRACEDATA0 | Trace data | Trace buffer TRACEDATA [0] | |
18 | P0.13 | Digital I/O | General purpose I/O |
IO0 | IO0 for QSPI | Dedicated pin for Quad SPI | |
19 | SWDCLK | Debug | Serial wire debug clock input for debug and programming |
20 | SWDIO | Debug | Serial wire debug I/O for debug and programming |
21 | P0.14 | Digital I/O | General purpose I/O |
IO1 | IO1 for QSPI | Dedicated pin for Quad SPI | |
22 | P0.16 | Digital I/O | General purpose I/O |
IO3 | IO3 for QSPI | Dedicated pin for Quad SPI | |
23 | P0.15 | Digital I/O | General purpose I/O |
IO2 | IO2 for QSPI | Dedicated pin for Quad SPI | |
24 | P0.17 | Digital I/O | General purpose I/O |
SCK | SCK for QSPI | Dedicated pin for Quad SPI | |
25 | P0.18 | Digital I/O | General purpose I/O |
CSN | CSN for QSPI | Dedicated pin for Quad SPI | |
26 | P0.19 | Digital I/O | General purpose I/O |
27 | P0.20 | Digital I/O | General purpose I/O |
28 | P0.21 | Digital I/O | General purpose I/O |
29 | P0.24 | Digital I/O | General purpose I/O |
30 | P0.25 | Digital I/O | General purpose I/O |
AIN4 | Analog input | Analog input | |
31 | P0.26 | Digital I/O | General purpose I/O |
AIN5 | Analog input | Analog input | |
32 | P0.27 | Digital I/O | General purpose I/O |
AIN6 | Analog input | Analog input | |
33 | P0.28 | Digital I/O | General purpose I/O |
AIN7 | Analog input | Analog input | |
34 | P0.29 | Digital I/O | General purpose I/O |
35 | P1.12 | Digital I/O | General purpose I/O |
36 | P1.11 | Digital I/O | General purpose I/O |
37 | P1.15 | Digital I/O | General purpose I/O |
38 | P1.14 | Digital I/O | General purpose I/O |
39 | P1.13 | Digital I/O | General purpose I/O |
40 | P1.01 | Digital I/O | General purpose I/O |
41 | P1.00 | Digital I/O | General purpose I/O |
42 | VDDH | Power | Power supply |
43 | USB_D+ | USB | USB_D+ |
44 | USB_D- | USB | USB_D- |
45 | VBUS | Power | 5 V input for USB 3.3 V regulator |
46 | P1.02 | Digital I/O | General purpose I/O |
TWI | TWI 1 Mbps | High-speed pin for 1 Mbps TWI | |
47 | P1.03 | Digital I/O | General purpose I/O |
TWI | TWI 1 Mbps | High-speed pin for 1 Mbps TWI | |
48 | P1.04 | Digital I/O | General purpose I/O |
49 | P1.05 | Digital I/O | General purpose I/O |
50 | P1.06 | Digital I/O | General purpose I/O |
51 | P1.07 | Digital I/O | General purpose I/O |
52 | P1.08 | Digital I/O | General purpose I/O |
53 | P1.09 | Digital I/O | General purpose I/O |
54 | P1.10 | Digital I/O | General purpose I/O |
55 | RESET | Reset | Pin RESET with internal pull-up resistor |
56 | GND | Power | Ground |






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