Tag: #Production Firmware
3 articles tagged with Production Firmware
Embedded Systems
Rajath Kumar·Jun 25, 2026
MQTT vs HTTP for IoT: Which Protocol Should Your Firmware Use?
Most IoT tutorials default to HTTP without explaining why. Here's a head-to-head comparison of MQTT and HTTP from a firmware engineer who deployed both.
Embedded Systems
Rajath Kumar·Jun 23, 2026
ESP32 Memory Architecture: IRAM, DRAM, Stack, and Heap Explained
Stack overflows are the #1 silent killer of ESP32 production firmware. Understanding IRAM, DRAM, stack and heap allocation is the foundation of stable firmware.
IoT Architecture
Rajath Kumar·Jun 21, 2026
Connecting ESP32 to AWS IoT Core: A Production Setup Guide
Most AWS IoT tutorials skip the hard parts — certificates, device shadows, reconnect logic. Here's the production setup that survives in the field.