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Standard

1.Easy to use and quick to get started

2.The process supports design scales of 300 devices or 1000 pads

3.Supports simple circuit simulation

4.For students, teachers, creators

Profession

1.Brand new interactions and interfaces

2.Smooth support for design sizes of over 5,000 devices or 10,000 pads

3.More rigorous design constraints, more standardized processes

4.For enterprises, more professional users

Ongoing

STD Romeo BLE Board

License:

Mode: Editors' pick

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Update time： 2023-06-02 22:48:56
Creation time： 2021-05-20 04:37:27
Description

This board from DFRobot.

 

Specifications

Basic Features
Microcontroller: ATmega328P  
Bootloader: Arduino UNO  
On-board BLE chip: TI CC2540  
14 Digital I/O ports  
6 PWM Outputs (Pin11, Pin10, Pin9, Pin6, Pin5, Pin3)  
8 10-bit analog input ports  
3 I2Cs  
5 Buttons  
Power Supply Port: USB or DC2.1  
External Power Supply Range: 5-23V  
DC output: 5V/3.3V  
Size: 94mm x 80mm  
Auto sensing/switching external power input  
Transmission range: 70m in free space  
Support bluetooth remote update the Arduino program  
Support Bluetooth HID  
Support iBeacons  
Support AT command to config the BLE  
Support Transparent communication through Serial  
Support the master-salve machine switch  
Support usb update BLE chip program  
Support Male and Female Pin Header  
Two way H-bridgedMotor Driver with 2A maximum current  
Integrated sockets for APC220 RF Module
Design Drawing
schematic diagram
（ 1 / ）
PCB
（ 1 / ）
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BOM
BOM download Purchase Parts
ID Name Designator Footprint Quantity
1 MIFA Antenna ANT1 MIFA ANTENNA 1
2 100nF C1,C2,C3,C4,C5,C6,C7,C13,C15,C16,C22,C23,C25,C26,C27,C28,C32,C33,C34,C35 C0402 20
3 10nF C8 C0201 1
4 22UF-1206-50V-10% C9,C10,C11,C17,C24 1206 5
5 10UF-0805-25V-10% C12 0805 1
6 3.9nF C14 C0805 1
7 47pF C18,C19 C0603 2
8 15pF C20,C21,C29,C30 C0402 4
9 1uF C31 C0201 1
10 220pF C36 C0402 1
11 1uF C37 C0402 1
12 12pF C38,C39 C0402 2
13 18pF C40,C41 C0402 2
14 2.2pF C42 C0201 1
15 1pF C43,C44 C0201 2
16 SS14F-PJ D1,D2,D3,D4,D5,D6,D7,D8,D9 SMAF_L3.5-W2.6-LS4.7-FD 9
17 FUSE 3X10 F1 FUSE 3X10 1
18 210S-2*4P L=11.6MMGold-plated black H1 HDR-TH_8P-P2.54-V-R2-C4-S2.54 1
19 PZ254V-11-04P H2,H5,H6,H7,H8,H10,H11,H18,H20,H28,H29,H30,H31 HDR-TH_4P-P2.54-V-M 13
20 210S-2*3P L=11.6MMGold-plated black H3,H21 HDR-TH_6P-P2.54-V-R2-C3-S2.54 2
21 PZ254V-11-10P H4 HDR-TH_10P-P2.54-V-M 1
22 220S-1*8P H=8.5MM Ytype Gold-plated H9,H13 HDR-TH_8P-P2.54-V 2
23 PZ254V-11-08P H12,H14 HDR-TH_8P-P2.54-V-M 2
24 220S-1*6P H=8.5MM Ytype Gold-plated H15 HDR-TH_6P-P2.54-V 1
25 PZ254V-11-06P H16 HDR-TH_6P-P2.54-V-M 1
26 220S-1*7P H=8.5MM Ytype Gold-plated H17 HDR-TH_7P-P2.54-V 1
27 A2541WR-2X4P H19 HDR-TH_8P-P2.54-H-R2-C4-S2.54-W10.0_A2541WR 1
28 PZ254V-11-03P H22,H23,H24,H25,H26,H27 HDR-TH_3P-P2.54-V-M 6
29 CONN-TH_2P-P5.00 INPUT-1V-DC,INPUT-2V-DC,INPUT-3V-DC,INPUT-5V-DC CONN-TH_2P-P5.00 4
30 Header-Female-2.54_1x10 J4 HDR-TH_10P-P2.54-V-F 1
31 6x6x6Plastic head KEY1,KEY2,KEY3,KEY4,KEY5,KEY6 SW-SMD_4P-L6.0-W6.0-P4.50-LS8.6 6
32 10uH L1 IND-SMD_L6.9-W6.5_IHLP-2525CZ-01 1
33 680uH L2 L1812 1
34 2nH L3,L4 L0402 2
35 TJ-S2005SW9TGLC2G-A5 LED1 LED-SMD_L2.0-W0.5-RD 1
36 TJ-S2005SW9TGLC2R-A5 LED2,LED3,LED4,LED5,LED6 LED-SMD_L2.0-W0.5_RD 5
37 SI2301 Q1,Q2 SOT-23-3_L2.9-W1.3-P1.90-LS2.4-BR 2
38 100K R1 R0402 1
39 10K R2,R3,R4,R5,R30,R32,R6 R0402 7
40 44.2K R7 R0603 1
41 6.8K R8 R0603 1
42 100K R9,R10,R11,R12 R0603 4
43 33 R13,R14 R0603 2
44 1.5K R15,R31 R0603 2
45 1K R16,R18,R23,R26,R28,R29 R0603 6
46 4.7K R17,R24,R25 R0603 3
47 3.3K R19 R0603 1
48 620 R20 R0402 1
49 330 R21 R0603 1
50 2K R22 R0603 1
51 R27 R27 R0603 1
52 56K R33 R0402 1
53 SWITCH-DPDT-SMD-AYZ0202 S1 SWITCH_DPDT_SMD_AYZ0202 1
54 SSAL220100 SW3 SW-SMD_SSAL220100 1
55 TS-1088-AC02516 SW8 SW-SMD_L4.0-W3.0-LS5.0-EH 1
56 MP2307DN-LF-Z U1 SOP-8_L4.9-W3.9-P1.27-LS6.0-BL-EP 1
57 AMS1117-3.3_C351784 U3 SOT-223-3_L6.5-W3.4-P2.30-LS7.0-BR 1
58 L298P U4 POWERSO20_L15.9-W11.0-P1.27-LS14.2-BL-EP 1
59 74HC00D U5 SOIC-14_L8.7-W3.9-P1.27-LS6.0-BL 1
60 ATMEGA328P-AU U6 TQFP-32_L7.0-W7.0-P0.80-LS9.0-BL 1
61 2.4GHz U8 WQFN-40_L6.0-W6.0-P0.50-TL-EP 1
62 micro 5PBoard6.4No column without guide plus welding feet USB1 MICRO-USB-SMD_5P-P0.65-H-F_C40944 1
63 32.768KHz X2 OSC-SMD_L3.2-W1.5 1
64 32MHz X3 OSC-SMD_4P-L2.5-W2.0-BL 1
65 16MHz X4 OSC-SMD_4P-L2.0-W1.6-BL 1
66 LMV358M/TR U2 SOP-8_L4.9-W3.9-P1.27-LS6.0-BL 1

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