Project Description
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Project description
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Design Files
![](https://upverter.com/static/renders/designs/ab0caed54400809e/latest-252x186.png)
Embed Code
![](https://upverter.com/static/renders/components/7f7/7f7abf5257a8957e_48x48.png)
Power or GND :GND_POWER:
U$14, U$9, U$22, U$3, U$24, U$2, U$12, U$20, U$25, U$6, U$16, U$5, U$1, U$19, U$17, U$18, U$21, U$10, U$8, U$15, U$13
![](https://upverter.com/static/renders/components/126/126e3864ddbbcb1d_48x48.png)
Discrete:R*:-0603
R13, R5, R2, R21, R17, R6, R24, R23, R22, R12, R11, R18, R1, R19, R3, R20, R15, R14, R4, R10, R16
![](https://upverter.com/static/renders/components/268/268f67668f4b754e_48x48.png)
Discrete:MOSFET-P:'SI2323CDS/SI2305DS<BR>'
Q5
![](https://upverter.com/static/renders/components/553/55343bb8499836fc_48x48.png)
Discrete:C*:-0603
C11, C23, C10, C12, C9, C18, C17, C19, C14, C20, C1, C16, C5, C15, C24, C13, C21
![](https://upverter.com/static/renders/components/a88/a88992729556a9fc_48x48.png)
Discrete:PAD-TEST-POINT-CIRCLE:'4545'
DATA, CLK, T_EXT, T_5V, T_4.1V, CS, D/C
![](https://upverter.com/static/renders/components/968/9689822ba924cc97_48x48.png)
template:TD1410:
U1
![](https://upverter.com/static/renders/components/729/7290ed962105f4f1_48x48.png)
template:AUDIO-8P:'PJ-3536-L6S'
J2
![](https://upverter.com/static/renders/components/182/18203817259b8bd3_48x48.png)
Discrete:TRANSISTOR-NPN*:-SOT23
Q3, Q4, Q1
![](https://upverter.com/static/renders/components/7ba/7baf6309f7d5220b_48x48.png)
Discrete:C*:-0805
C22, C4, C7, C8, C6
![](https://upverter.com/static/renders/components/573/573803c2237ffea3_48x48.png)
Discrete:LED*:'0603'
D3/NET, D2/STA
![](https://upverter.com/static/renders/components/8a5/8a565a90a656d2ae_48x48.png)
Discrete:MOSFET-N:'SOT23'
Q6, Q7
![](https://upverter.com/static/renders/components/435/435c63be11047c1a_48x48.png)
Connector:HEADER-6P:-65/35MIL
J3
![](https://upverter.com/static/renders/components/b1f/b1fe5c6bab354cec_48x48.png)
template:D-ESD:
D5, D7, D6
![](https://upverter.com/static/renders/components/810/8100a8c9954a1755_48x48.png)
mySeeed:JP:
P1
![](https://upverter.com/static/renders/components/4da/4dab63aac719e459_48x48.png)
Connector:ANTENNA-U-FL:
ANT1
![](https://upverter.com/static/renders/components/5ce/5cef59c64cc992b8_48x48.png)
Discrete:R-4R*:-1206
R8
![](https://upverter.com/static/renders/components/205/2052ad78e686b144_48x48.png)
Discrete:D*:'MBR0520LT1'
D4
![](https://upverter.com/static/renders/components/5d9/5d9b9b2b7527fd81_48x48.png)
Connector:HOLDER-BAT:
J1
![](https://upverter.com/static/renders/components/9a3/9a3787d376066a35_48x48.png)
Discrete:L*:'0603'
L3, L4, L1
![](https://upverter.com/static/renders/components/8d9/8d91e19f20a6068c_48x48.png)
template:SEEEDSTUDIO_SCH_FRAME:
U$27, U$7
![](https://upverter.com/static/renders/components/ad1/ad1547b6d9a8aba7_48x48.png)
CONNECTER:HEADER_1X6:
J13
![](https://upverter.com/static/renders/components/6e2/6e285c2f1d7c4ea0_48x48.png)
Discrete:PAD-MARK:
P2, P3
![](https://upverter.com/static/renders/components/828/82879d43754406da_48x48.png)
SparkFun2:SIMHOLDER3:
SIMHOLDER
![](https://upverter.com/static/renders/components/1a5/1a52500b639de6ca_48x48.png)
Connector:HEADER-2X4P:-2.54
J4
![](https://upverter.com/static/renders/components/e76/e76029bddb03acee_48x48.png)
ICs_v54:SIM900:
U2
![](https://upverter.com/static/renders/components/5ba/5ba1e6eb23bcb869_48x48.png)
Discrete:007-LED*:0603
PWR
![](https://upverter.com/static/renders/components/5c6/5c6638d044bdcd98_48x48.png)
Discrete:D*:'MBRS240LT3'
D2, D1, D8
![](https://upverter.com/static/renders/components/910/910565fc5db8e2b5_48x48.png)
Discrete:PAD-SOLDERJUMPER:NC
JP
![](https://upverter.com/static/renders/components/84c/84c44bac5bf9bb7d_48x48.png)
Discrete:L*:'0630'
L2
![](https://upverter.com/static/renders/components/e4c/e4cf5ad0e0110b2c_48x48.png)
logo:OSHW_FILLX200_NOTEXT
![](https://upverter.com/static/renders/components/fb7/fb7d86d95c51c231_48x48.png)
moudle:ARDUINO:'W/O-SILK'
U3
![](https://upverter.com/static/renders/components/b9d/b9dd433aa342fe64_48x48.png)
logo:LOGO_SILK
![](https://upverter.com/static/renders/components/eb3/eb3a34a149a422a9_48x48.png)
Discrete:BUTTON-4P-REINFORCE:'TS-118E'
POWER
![](https://upverter.com/static/renders/components/bda/bda6cc3cf77ce60e_48x48.png)
CONNECTER:CK_2X3:_DD
J7
![](https://upverter.com/static/renders/components/f1c/f1c72ef3d5f2c056_48x48.png)
Discrete:CAP*:-ELECTRO-D
C2
![](https://upverter.com/static/renders/components/0dd/0dd791e83e7a7a17_48x48.png)
Discrete:CAP*:-AVX-D
C3