◆◆ PMS161 ◆◆
Not supposed to use in AC RC step-down powered or high EFT requirement applications
Operating temperature : -20°C ~ 70°C
System Features
1. 1.5KW OTP program memory
2. 96 Bytes data RAM 
3. Maximum 5 IO pins can be selected as TOUCH PAD individually 
4. One hardware 16-bit timer
5. Two hardware 8-bit timer
6. One hardware comparator
7. 6 IO pins with optional pull-high/pull-low resistor
8. Bandgap circuit to provide 1.2V Bandgap voltage
9. Clock sources: internal high RC oscillator and internal low RC oscillator
10. Sixteen Levels of LVR reset: 4.5V, 4.0V, 3.75V, 3.5V, 3.3V, 3.15V, 3.0V, 2.7V, 2.5V, 2.4V, 2.3V, 2.2V, 2.1V,  2.0V, 1.9V, 1.8V 
11. Two selectable external interrupt pin
12. Internal LDO for touch noise immunity 
13. One low-power clock (NILRC) wake-up stopsys regularly.
CPU Features
1. One processing unit operating mode 
2. 82 powerful instructions 
3. Most instructions are 1T execution cycle 
4. Programmable stack pointer to provide adjustable stack level  (Using 2 bytes SRAM for one 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. Separated IO space and memory space 
Content Date Version Download
PMS161 datasheet 2024-03-28 released v0.05 Download(CN): Download(EN):
Package Information 2023-09-13 released v0.14 Download(CN): Download(EN):
Content Date Version Download
IDE software 2024-06-12 released v1.01A3 Download(EN):
Program Writer software 2024-06-12 released v1.01A3 Download(EN):
Touch Library 2021-12-17 released v1.7 Download(CN):
Content Description Download
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):
APN007 Setting up LVR level Download(CN): Download(EN):
APN011 Semi-Automatic writing Handler improve writing stability Download(CN): Download(EN):
APN015 Capacitive touch screen PCB design guide Download(CN): Download(EN):
APN018 Double bonding check on writer for specific packages Download(CN): Download(EN):
APN019 E-PAD PCB layout guideline Download(CN): Download(EN):