MB9BF121L
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            CoreCortex-M3, 72 MHz 
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            FamilyFM3 Basic Series 
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            Sub-FamilyMB9BF120 
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          CMSIS PackFM3Basic_DFP
The FM3 Series is designed for cost-sensitive embedded control applications.
Typical applications include Industrial, Motor control, Factory automation, White goods, Power tools, Medical and healthcare, Hand-held devices
  - highly reliable Flash (100,000 erase/write cycles) with 0 wait states at 72MHz)
  - long term availablity (> 10 years)
| Core | Processor Cortex-M3 | 
|---|---|
| Maximum Clock Frequency | 72 MHz | 
| Memory Protection Unit | MPU | 
| Floating Point Unit | NO_FPU | 
| Trust Zone | |
| Digital Signal Processor | |
| CortexM Vector Extensions | |
| Endian | Little-endian | 
| Features | View features | 
Processor
Cortex-M3, 72 MHz
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      Core features DMA Controller 8-channel DMA Controller 
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      I/O Analog to Digital Converter 23-channel x 12-bit Analog to Digital Converter IO Pins 64 IO Pins 
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      Communication UART / SIO / I2C 8 x UART / SIO / I2C