
Wandfernsprecher
hanebefl/wandfernsprecher-hw
GSM conversion for a old German Wandfernsprecher telephone

SIMCom Wireless Solutions
-40℃~+85℃ 3.4V~4.4V 850MHz、900MHz、1800MHz、1900MHz GPIO、ADC、PCM、SIM card GPRS、GSM PCM voice function、DTMF function、CMUX function、USSD function SMD,17.8x15.8mm 2G/3G/4G/5G Modules ROHS
The SIM800L is a 2G, 3G, 4G, 5G Module made by SIMCom Wireless Solutions in a SMD,17.8x15.8mm package with 88 pins. -40℃~+85℃ 3.4V~4.4V 850MHz、900MHz、1800MHz、1900MHz GPIO、ADC、PCM、SIM card GPRS、GSM PCM voice function、DTMF function、CMUX function、USSD function SMD,17.8x15.8mm 2G/3G/4G/5G Modules ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:SIM800L, from EasyEDA) and its footprint (EasyEDA_Cloud:GSMM-SMD_SIM800L, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C124276). 15 open-source boards in 15 repositories on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| 1 | VBAT | Unspecified |
| 2 | GND | Unspecified |
| 3 | GPIO1 | Unspecified |
| 4 | STATUS | Unspecified |
| 5 | BPI_BUS1 | Unspecified |
| 6 | GND | Unspecified |
| 7 | VBUS | Unspecified |
| 8 | GND | Unspecified |
| 9 | MIC2P | Unspecified |
| 10 | MIC2N | Unspecified |
| 11 | SPK2N | Unspecified |
| 12 | MIC1N | Unspecified |
| 13 | SPK1N | Unspecified |
| 14 | SIM_DATA | Unspecified |
| 15 | SIM_RST | Unspecified |
| 16 | VSIM | Unspecified |
| 17 | FM_ANT_P | Unspecified |
| 18 | VEXT | Unspecified |
| 19 | USB_DM | Unspecified |
| 20 | COL0 | Unspecified |
| 21 | COL3 | Unspecified |
| 22 | COL2 | Unspecified |
| 23 | ROW3 | Unspecified |
| 24 | COL4 | Unspecified |
| 25 | COL1 | Unspecified |
| 26 | PWM | Unspecified |
| 27 | GPIO2 | Unspecified |
| 28 | GPIO3 | Unspecified |
| 29 | PCMCLK | Unspecified |
| 30 | PCMOUT | Unspecified |
| 31 | UART_RXD | Unspecified |
| 32 | UART_TXD | Unspecified |
| 33 | UART_RTS | Unspecified |
| 34 | UART_CTS | Unspecified |
| 35 | GND | Unspecified |
| 36 | NC | Unspecified |
| 37 | GND | Unspecified |
| 38 | GND | Unspecified |
| 39 | GND | Unspecified |
| 40 | ANT | Unspecified |
| 41 | GND | Unspecified |
| 42 | VBAT | Unspecified |
| 43 | GND | Unspecified |
| 44 | GND | Unspecified |
| 45 | GND | Unspecified |
| 46 | ISINK1 | Unspecified |
| 47 | ISINK0 | Unspecified |
| 48 | PWRKEY | Unspecified |
| 49 | RESET | Unspecified |
| 50 | ADC | Unspecified |
| 51 | SPK2P8惟 | Unspecified |
| 52 | MIC1P | Unspecified |
| 53 | SPK1P | Unspecified |
| 54 | SIMPRE | Unspecified |
| 55 | SIM_CLK | Unspecified |
| 56 | VRTC | Unspecified |
| 57 | FM_ANT_N | Unspecified |
| 58 | GND | Unspecified |
| 59 | USB_DP | Unspecified |
| 60 | ROW1 | Unspecified |
| 61 | ROW2 | Unspecified |
| 62 | ROW0 | Unspecified |
| 63 | ROW4 | Unspecified |
| 64 | NETLIGHT | Unspecified |
| 65 | PCMSYNC | Unspecified |
| 66 | PCMIN | Unspecified |
| 67 | GND | Unspecified |
| 68 | UART_RI | Unspecified |
| 69 | UART_DTR | Unspecified |
| 70 | UART_DCD | Unspecified |
| 71 | GND | Unspecified |
| 72 | GND | Unspecified |
| 73 | GND | Unspecified |
| 74 | SCL | Unspecified |
| 75 | SDA | Unspecified |
| 76 | GND | Unspecified |
| 77 | GND | Unspecified |
| 78 | GND | Unspecified |
| 79 | GND | Unspecified |
| 80 | GND | Unspecified |
| 81 | GND | Unspecified |
| 82 | GND | Unspecified |
| 83 | GND | Unspecified |
| 84 | GND | Unspecified |
| 85 | GND | Unspecified |
| 86 | GND | Unspecified |
| 87 | GND | Unspecified |
| 88 | GND | Unspecified |

hanebefl/wandfernsprecher-hw
GSM conversion for a old German Wandfernsprecher telephone





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<iframe src="https://pcbkit.io/embed/parts/simcom-wireless-solutions/SIM800L" title="SIM800L in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/simcom-wireless-solutions/SIM800L.jpg" alt="SIM800L" width="1200" height="900">[](https://pcbkit.io/parts/simcom-wireless-solutions/SIM800L)Yes. The symbol is EasyEDA_Cloud:SIM800L and the footprint EasyEDA_Cloud:GSMM-SMD_SIM800L, both drawn on this page. PCBKit places them on a board for you when you design with it.
SMD,17.8x15.8mm, with 88 pins. Its footprint is drawn on this page.
SIMCom Wireless Solutions publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C124276, with 0 in stock; the sellers' links on this page open their listings.
Parts like it in the library: the SIM800H by SIMCom Wireless Solutions. Check their datasheets: a part that fits the footprint may still differ in its ratings.
15 boards in 15 repositories on GitHub; the most starred are listed on this page, with their KiCad files.