rcl57mcu
tomcircuit
MCU-based retrofit to TI-57 Programmable Calculators
Components (20)
| Reference | Value | Description |
|---|---|---|
| Q1-Q4 | DMP2240UDM-7 | |
| U1 | STM32F103TBUx | |
| U2 | CAT4016TY | LED Driver 16 Segment 10000uA Supply Current 24-Pin TQFN EP T/R |
| U3 | TLV70033_SOT23-5 | |
| U91-U94 | PIN_SMALL_SINGLE_DEVICE | |
| U95-U98 | PIN_LARGE_SINGLE_DEVICE | |
| U99 | GUIDE_10X10 | |
| C1,C2,C4,C5 | 100nF | |
| C3 | 4.7uF | |
| D1 | LED | |
| D2 | MBR0520 | |
| J1 | TMS1500 p1-14 | |
| J2 | TMS1500 p28-15 | |
| J3 | STLINK | |
| JP1 | REGLED | |
| R1 | 6.8K | |
| TP1 | NRST | |
| TP2 | SOUT | |
| TP7 | TXD | |
| TP8 | TEST |