Andre Belanger
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Articles
Recent activity by Andre Belanger-
Q&A: What is the BLE module implemented on Apollo3 Blue MCU?
Full question(s): On the Apollo3 Blue MCU, what is the BLE subsystem? Answer(s): The BLE subsystem implemented on Apollo3 is a fully integrated system which is accessed via the BLE interface block,...
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Q&A: Is SPOT applied to Apollo3?
Full question(s): 1.) Is it correct that the modules applying the SPOT technology in the Apollo family is MCU and memory (Flash, SRAM, OTP)? 2.) Is the SPOT technology applied to Apollo3 the same a...
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Q&A: Can you set your own operating frequency and power supply voltage for Apollo MCUs?
Full question(s): 1.) Is it possible to increase the operating frequency of the MCU by raising the power supply voltage of the part operating with SPOT? 2.) Is it possible for the user to set the v...
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Q&A: What is the voltage generated by the buck converter for memory in Apollo1 and Apollo2?
Full question: What is the voltage generated by the buck converter for core and system memory in the Apollo1 and Apollo2 MCUs? Answer(s): For Apollo1: VOUT1 rail is used for the core and is 750 m...
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Q&A: What is the difference between Sleep Mode and Deep Sleep Mode?
Full question(s): What are the differences and advantages for Sleep Mode and Deep Sleep Mode in the Apollo3 Blue? Answer(s): In Sleep Mode, the M4 is powered up, but the two clocks HCLK and FCL...
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Q&A: What is the supply voltage for Apollo3 for the BLE's specified TX and RX current?
Full question(s): In the Apollo3 Datasheet, it states the BLE's TX and RX current as: "TX: 3 mA @ 0 dBm, RX: 3 mA" 1.) What is the power supply voltage? 2.) Is this current consumption only for th...
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Q&A: Is Apollo3 Blue fully Bluetooth 5 compliant?
Full question(s): The Apollo3 Blue Datasheet says that Apollo3 supports Bluetooth 5. What Bluetooth 5 requirements does Apollo3 Blue support? Does the PHY support BLE5's 2 MBPS transfer rate? I...
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Q&A:Apollo and Apollo2 UART Receive Interrupts
Q: How can the Apollo or Apollo2 be configured to generate an interrupt following UART reception of 1 or 2 bytes of data, since the smallest UART FIFO threshold setting is 4 bytes? Related, how ca...
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Q&A: Does the Apollo1 MCU have DMA?
Apollo1 does not have direct memory access (DMA). This was a conscious decision targeted at providing the lowest power consumption solution possible.Apollo1 instead relies on large low-power Local...
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Q&A: Does the Apollo2 have DMA?
Apollo2 does not have direct memory access (DMA), which was a conscious decision targeted at providing the lowest power consumption solution possible. Apollo2 instead relies on large low-power Lo...