◆◆ PMS154C ◆◆
General purpose OTP 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 OTP program memory 
2. 128 Bytes data RAM 
3. One hardware 16-bit timer 
4. Two hardware 8-bit timer with PWM generators 
5. Three hardware 11-bit PWM generator 
6. Provide one hardware comparator 
7. 14 IO pins and optional pull-high resistor 
8. Three different IO driving capability groups to meet different application requirement 
9. Optional IO drive capability:normal drive and low drive
10. Every IO pin can be configured to enable wake-up function 
11. Built-in half VDD bias voltage generator to provide maximum 4x10 dots LCD display
12. Clock sources: IHRC,ILRC & EOSC(XTAL mode, 32KHz Reserved) 
13. For every wake-up enabled IO, two optional wake-up speed are supported: normal and fast 
14. Eight levels of LVR: 4.0V, 3.5V, 3.0V, 2.75V, 2.5V, 2.2V, 2.0V, 1.8V
15. Two selective external interrupt pins 
CPU Features
1. One processing unit operating mode
2. 86 powerful instructions 
3. Most instructions are 1T execution cycle 
4. Programmable stack pointer to provide 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
PMS154C datasheet 2023-06-29 released v1.06 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):
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):
APN013 Notification of crystal oscillator Download(CN): Download(EN):
APN019 E-PAD PCB layout guideline Download(CN): Download(EN):