Chip

STM32F103CB / RB boards and specs

The 128 KB versions of the STM32F103 used on Maple-style and larger Blue Pill boards.

Chip specifications

From the datasheet
ArchitectureArm Cortex-M3[1]
Cores1[1]
ClockUp to 72 MHz[1]
SRAM20 KB[1]
Flash128 KB[1]

STM32F103CB / RB datasheet

Boards with the STM32F103CB / RB

10 boards

Sources

1 sources