ユーザーズマニュアル目次APPLICABILITY TABLE2SCOPE6AUDIENCE6CONTACT INFORMATION, SUPPORT6DOCUMENT ORGANIZATION7TEXT CONVENTIONS8RELATED DOCUMENTS8DOCUMENT HISTORY9PIN-OUT12BGA Balls Layout17TURNING ON THE GE864-QUAD V2 / GE864-DUAL V219TURNING OFF THE GE864-QUAD V2 / GE864-DUAL V221Hardware Unconditional Restart22POWER SUPPLY REQUIREMENTS24GENERAL DESIGN RULES25Electrical Design Guidelines25Thermal Design Guidelines29Power Supply PCB Layout Guidelines30Parameters for ATEX Applications31GSM ANTENNA REQUIREMENTS33GSM ANTENNA – INSTALLATION GUIDELINES34RESET SIGNAL36MODEM SERIAL PORT37RS232 LEVEL TRANSLATION395V UART LEVEL TRANSLATION4110.1. SELECTION MODE4410.2. ELECTRICAL CHARACTERISTICS4610.2.1. Input Lines Characteristics4610.2.2. Output Lines Characteristics4711.1. GPIO LOGIC LEVELS50USING A GPIO PAD AS INPUT51USING A GPIO PAD AS OUTPUT51USING THE RF TRANSMISSION CONTROL GPIO451USING THE RFTXMON OUTPUT GPIO552USING THE ALARM OUTPUT GPIO653USING THE BUZZER OUTPUT GPIO753MAGNETIC BUZZER CONCEPTS5411.7.1. Short Description5411.8.1 Frequency Behavior5511.7.2. Power Supply Influence5511.7.3. Warning5511.7.4. Working Current Influence56USING THE TEMPERATURE MONITOR FUNCTION5611.8.1. Short Description5611.8.2. Allowed GPIO56INDICATION OF NETWORK SERVICE AVAILABILITY57RTC BYPASS OUT58DAC CONVERTER59Description59Enabling DAC59Low Pass Filter Example60ADC CONVERTER60Description60Using ADC Converter61DEBUG OF THE GE864-QUAD V2 / GE864-DUAL V2 IN PRODUCTION6112.1. RECOMMENDED FOOT PRINT FOR THE APPLICATION6312.2. STENCIL6312.3. PCB PAD DESIGN6412.4. SOLDER PASTE6512.4.1. GE865 Solder reflow66MOISTURE SENSIBILITY69サイズ: 1.09MBページ数: 73Language: Englishマニュアルを開く