◆◆ PFS172 ◆◆
General purpose series
Not supposed to use in AC RC step-down powered or high EFT requirement applications
Operating temperature : -20°C ~ 70°C
System Features
1. 2KW MTP program memory (programming cycle at least 1,000 times)
2. 128 Bytes data SRAM
3. One hardware 16-bit timer
4. Two hardware 8-bit timers with PWM generator
5. One hardware comparator
6. Band-gap circuit to provide 1.20V reference voltage
7. Up to 12-channel 8-bit resolution ADC with one channel comes from intermal bandgap voltage
8. Max. 14 IO pins with optional pull-high / pull-low resistor
9. Every IO pin can be configured to enable wake-up function
10. Clock sources: IHRC, ILRC & EOSC (XTAL)
11. For every wake-up enabled IO, two optional wake-up speed are supported: normal and fast
12. 8 selectable levels of LVR reset from 1.8V to 4.5V
13. Two selectable external interrupt pins by code option
CPU Features
1. 8-bit high performance RISC CPU
2. 86 powerful instructions
3. Most instructions are 1T execution cycle
4. Programmable stack pointer and adjustable stack level
5. Direct and indirect addressing modes for data access. Data memories are available for use as an index pointer of Indirect addressing mode
6. IO space and memory space are independent
Content Date Version Download
PFS172 datasheet 2020-05-08 released v0.01 Download(CN): Download(EN):
Package Information 2021-11-10 released v0.10 Download(CN): Download(EN):
Content Date Version Download
IDE software 2022-05-06 released v0.93 Download(EN):
Program Writer software 2022-05-06 released v0.93 Download(EN):
Content Description Download
APN001 Output impedance of ADC analog signal source Download(CN): Download(EN):
APN002 Over voltage protection Download(CN): Download(EN):
APN003 Over voltage protection Download(CN): Download(EN):
APN004 Semi-Automatic writing handler Download(CN): Download(EN):
APN005 Effects of over voltage input to ADC Download(CN): Download(EN):
APN007 Setting up LVR level Download(CN): Download(EN):
APN011 Semi-Automatic writing Handler improve writing stability Download(CN): Download(EN):
APN013 Notification of crystal oscillator Download(CN):
APN017 Enhance the anti-interference ability during power plug-in/out Download(CN): Download(EN):