[Chip solution]:CC1310
[Carrier frequency]:861~922.5MHz
[Transmission power]:14dBm
[Communication distance]:1.5km
[Air speed]:2.5k~168k
[Product size]:10*10mm
[Introduction]:E70-900MT14S is a wireless serial module (UART) based on TI's CC1310 (built-in dual-core ARM) RF chip, which can work in the 861-876.5, 907-922.5MHz band (default 868MHz), GFSK modulation, TTL level output, 3.3V IO port voltage; the product uses a high-precision wide temperature The product adopts a high-precision wide temperature crystal, 24MHz industrial-grade high-precision low temperature drift crystal, to ensure its industrial nature and stability.
Pin Serial Number | Pin Name | Pin Direction | Pin Usage |
1 | VCC | Power supply | Module power supply positive reference, voltage range: 2.2 to 3.8V DC |
2 | GND | Reference Ground | Ground wire, connected to power reference ground |
3 | RESET | Input | Module reset pin, active low |
4 | TCK | Input/output | Program download port, JTAG TCKC |
5 | TMS | Input/output | Program download port, JTAG TCKC |
6 | ANT | Input/output | Antenna connector, stamp hole (50Ω characteristic impedance |
7 | GND | Reference Ground | Ground wire, connected to power reference ground |
8 | NC | Reserved Foot | Reserved for unused, need to overhang |
9 | NC | Reserved Foot | Reserved for unused, need to overhang |
10 | NC | Reserved Foot | Reserved for unused, need to overhang |
11 | AUX | output | Used to indicate the working status of the module, the user wakes up the external MCU, output low during power-on self-test initialization, can be configured as open-drain output, or push-pull output, see parameter settings for details (can be overhung |
12 | TXD | output | Can also be used as a TTL serial output, connected to an external RXD input pin. Can be configured as an open-drain or push-pull output, see parameter settings for details |
13 | RXD | Input | TTL serial input, connected to the external TXD output pin. |
14 | LNA_EN | output | External LNA control output, active high (can be overhung) |
15 | PA_EN | output | External PA control output, active high (can be overhung |
16 | GND | Reference Ground | Ground wire, connected to power reference ground |
17 | NC | Reserved Foot | Reserved for unused, need to overhang |
18 | M2 | Input | M2M1M0 combined to determine the module's eight operating modes, the use of an external series of 1K protection resistor |
19 | M1 | Input | M2M1M0 combined to determine the module's eight operating modes, the use of an external series of 1K protection resistor |
20 | M0 | Input | M2M1M0 combined to determine the module's eight operating modes, the use of an external series of 1K protection resistor |