ULTIMATE SIM800C DEV BOARD GSM GPRS BLIETOOTH SERIAL MODULE

Compatible for Arduino. ESP8266, ESP32, STM32 dll. 1. Vin : 5-20V DC (dianjurkan diatas 1Ampere) 2. Otomatis Booting dan Auto Search Network 3. Interface Serial TTL compatible mcu 3.3v dan 5v 4. Support Microphone (electret) dan Port Audio Out to Headphone 5. Mendukung fungsi TTS DTMF 7. Support 3.4 - 4.2v battery power operated (support Lithium/Li-ion / 18650 battery) 8. Interface Antena IPEX dan SMA (include antena ipex) Deskripsi pin produk: GND: Ground / 0V VCC_IN: +Supply DC 5V-20V RI: pin ujung dering Kernel DTR: Reset terminal Data TXD: Transmit data Serial TTL (tidak dapat langsung terhubung ke RS232) RXD: Receive data Serial TTL (tidak dapat terhubung langsung ke RS232) U2_R: modul port Serial 2 Rx U2_T: modul port Serial 2 Tx V_M: then the target controller board microcontroller voltage 5V / 3.3V (according to their own microcontroller is how many v kernel to distinguish), the pin is used to convert the GSM module board TXD and RXD for the corresponding TTL logic ADC : Pendeteksi ADC SPP: Headphone Audio Out+ SPN: Headphone Audio Out- MC -: Mic Input - MC +: Mic Input + PWR: tarik pin ini untuk mengaktifkan atau menonaktifkan modul BAT: pin input baterai lithium, 3.3v-4.4v