GSM/GPRS/GNSS模块SKC111简介
SKC111是一个集成了高性能的GNSS，4频GSM/GPRS,蓝牙接收器的多功能模块,基于MTK2503方案。模块GSM/GPRS部分可以在GSM850MHz, EGSM900MHz, DCS1800MHz，PCS1900MHz频段下工作，GPRS支持CS-1, CS-2, CS-3, CS-4编码方案！
亮点：
四频：GSM850/GSM900/DCS1800/PCS1900.
支持蓝牙3.0
支持GPS/GLONASS/北斗/GALILEO
双卡双待
SDIO,IIC,PCM,ADC,UART，GPIO
支持麦克风输入和扬声器输出
参数
|
GSM/GPRS |
|
|
供电 |
Supply voltage: 3.3V~4.4V. Typical: 3.8V |
|
电流 |
Maximum: 1.6A |
|
固件更新 |
Via UART port |
|
天线类型 |
PCB pad with 50 Ohm impedance. |
|
GSM Class |
Small MS |
|
频段 |
1. Quad-band: GSM850, EGSM900, DCS1800, PCS1900. |
|
2. The frequency bands can be set by AT command. |
|
|
3. Auto search frequency band, compliant to GSM Phase 2/2+ |
|
|
GPRS数据 |
GPRS data downlink transfer: max. 85.6kbps |
|
GPRS data uplink transfer: max. 85.6kbps |
|
|
Coding scheme: CS-1, CS-2, CS-3 and CS-4 |
|
|
Support the protocols PAP usually used for PPP connections |
|
|
Support Packet Broadcast Control Channel (PBCCH) |
|
|
Support Unstructured Supplementary Service Data (USSD) |
|
|
Internet service protocols TCP/UDP, FTP, PPP, HTTP, NTP, PING |
|
|
传输功耗 |
Class 4 (2W) at GSM850 and EGSM900 |
|
Class 1 (1W) at DCS1800 and PCS1900 |
|
|
GPRS灵敏度 |
GPRS multi-slot class 12 (default) |
|
GPRS multi-slot class 1~12 (configurable) |
|
|
GPRS mobile station class B |
|
|
SMS |
Text and PDU mode |
|
SMS storage: SIM card |
|
|
SIM 接口 |
Support SIM card: 1.8V, 3.0V |
|
Support dual SIM card (Not support Dual SIM dual standby) |
|
|
SIM工具包 |
Support SAT class 3, GSM 11.14 Release 99 |
|
电话簿管理 |
Support phonebook types: SM, ME, ON, MC, RC, DC, LD, LA |
|
音频 |
Speech codec modes: Half Rate/Full Rate/Enhanced Full Rate /Adaptive Multi-Rate |
|
Embedded one amplifier of class AB with maximum driving power up to 870mW |
|
|
Support microphone input. |
|
|
Support speaker out and hand-free speaker out. |
|
|
UART 接口 |
Support UARTF and UART debug and UART Auxiliary. |
|
Used for AT command, GPRS data |
|
|
Support autobauding from 4800bps to 115200bps |
|
|
UART Auxiliary used for communication with the GNSS Part |
|
|
GNSS |
|
|
供电 |
Supply voltage: 2.8V~4.3V. Typical: 3.3V |
|
固件升级 |
Via UART port |
|
天线 |
PCB pad with 50 Ohm impedance. |
|
导航 |
GPS/GLONASS/BEIDOU/GALILEO |
|
功耗 |
Acquisition: 37mA @-130dBm (GPS+GLONASS) |
|
Tracking: 30mA @-130dBm (GPS+GLONASS) |
|
|
Backup: 7uA @V_BCKP=3.3V |
|
|
接收方式 |
BD B1/GPS L1/GALILEO/QZSS |
|
QZSS, SBAS (WAAS,EGNOS,MSAS,GAGAN) |
|
|
灵敏度 |
Acquisition: -149dBm |
|
Reacquisition: -161dBm |
|
|
Tracking: -167dBm |
|
|
启动时间(EASY Enabled) |
Cold Start: <15s average @-130dBm |
|
Warm Start: <5s average @-130dBm |
|
|
Hot Start: 1s @-130dBm |
|
|
PPS |
Typical accuracy±10ns |
|
Time pulse width 100ms |
|
|
定位精度 |
<2.5 m CEP @-130dBm |
|
协议 |
NMEA0183 |
|
更新率 |
Up to 10Hz, 1Hz by default |
|
动态性能 |
Maximum Altitude: 18,000m |
|
Maximum Velocity: 515m/s |
|
|
Acceleration: 4G |
|
|
UART 接口 |
UART port: GNSS_TX and GNSS_ RX |
|
波特率4800bps ~ 115200bps, 默认9600bps |
|
Dome:Dome相关资料，请找相关的跟进销售！
微信公众平台
业务咨询