STEM BBC microbits

Compose conference


Temple Grandin

HP 54510B-Datasheet

A favourite testing device.

Cypress BLE Dongle

Cortex-M0 font issues ... 0123
updating BLE dongle

0x008au /* Systolic 138.0 mmHg */,
0x004fu /* Diastolic 79.0 mmHg */,
0x0050u /* MAP 80.0 mmHg */,


Error: dbg.M0033: The selected debug target 'CY8C4247LQI-BL483' is not compatible with the project's selected device 'CY8C4014LQI-422'.


pca9685 data sheet
Operating power supply voltage range of 2.3 V to 5.5 V
It is 5V compliant, which means you can control it from a 3.3V microcontroller and still safely drive up to 6V outputs (this is good for when you want to control white or blue LEDs with 3.4+ forward voltages)

I2C-bus Inter-Integrated Circuit bus

servo info



Chinese places

shi Guang dong sheng


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