The SinoMCU MC10P11B user manual provides an overview, specifications, and programming details for this 8‑bit OTP microcontroller.
About this manual
This manual introduces the MC10P11B 8‑bit OTP MCU, describing its architecture, built‑in RC oscillator, T‑type key‑scan circuit, I/O ports, and remote‑code output. It also covers system clock generation, interrupt handling, power modes, and electrical parameters.
The document includes a pin‑out diagram, package dimensions for SOP16 and SOP8, typical application circuits, and appendices with RC‑frequency and standby‑current curves, helping developers integrate the device into remote‑control and consumer electronics designs. This manual is written in Chinese.
What's inside
- Product Introduction
- Central Processor
- System Clock
- T‑type Key Scan
- I/O Ports
- Remote Code Output
- Interrupts
- Power Modes
- Electrical Parameters
- Package Dimensions
Specifications
| CPU architecture | 8‑bit CISC |
|---|
| OTP ROM size | 1 K × 8 bits |
|---|
| RAM size | 32 bytes (including stack) |
|---|
| Internal RC oscillator frequency | 4 MHz ±1 % (25 °C, 3.0 V) |
|---|
| Maximum supported keys | 91 keys |
|---|
| Remote code output ports | 1 open‑drain IROUT |
|---|
| General‑purpose I/O ports | 2 ports |
|---|
| Standby current | < 3 µA @ 3 V |
|---|
| Operating voltage range | 1.8 V – 5.5 V |
|---|
| Package types | SOP16, SOP8 |
Frequently asked questions
What is the operating voltage range of the MC10P11B?
The device operates from 1.8 V to 5.5 V.
How many keys can the T‑type key‑scan circuit handle?
It can support up to 91 keys.
What is the standby current of the MCU?
Standby current is less than 3 µA at 3 V.
What is the frequency of the internal RC oscillator?
The internal RC oscillator runs at 4 MHz with ±1 % tolerance at 25 °C and 3.0 V.