The XFS4041CN is a Chinese voice synthesis chip offered by iFlytek (Hefei iFly Digital Technology Co.,Ltd.). It supports both UART and SPI communication, can synthesize up to 4 KB of text per request, and includes 20 built‑in prompt sounds.
The document provides detailed specifications, pin definitions, power‑mode options, supported character encodings, and instructions for adding custom prompt audio via SPI flash. It also lists the chip packages (LOFP128 and TOFP48) and their dimensions. This manual is written in Chinese.
| Package (XFS4041A) | LOFP128, 128 pins, 14 mm × 14 mm × 1.4 mm |
|---|---|
| Supported interfaces | UART and SPI |
| Supported text encodings | GB2312, GBK, BIGS, UNICODE |
| Built‑in prompt sounds | 20 different sounds |
| Power modes | Normal, Power Down, IDLE |
The chip supports both UART and SPI interfaces for data transfer.
The chip includes 20 built‑in prompt sounds.
It can operate in normal working mode, Power Down mode, and IDLE mode.