Hocked up and dumped !!
| Pad | EFR32 pins | Description |
|---|---|---|
| 01 | GND | |
| 02 | PB15 | |
| 03 | PB14 | |
| 04 | PC10 | |
| 05 | PC11 | Present at 2 locations on PCB |
| 06 | PF0 | SWCLK |
| 07 | PF1 | SWDIO |
| 08 | PF2 | SWO |
| 09 | PF3 / GND | ICC-1 / ICC-A-1 |
| 10 | RESETn | Hardware reset |
| 11 | VDD | PAVDD, IOVDD, VREGVDD, VREGSW, VREGVSS |
| 12 | GND | |
| 13 | PB13 | |
| 14 | PB12 | |
| 15 | PA1 | |
| 16 | PA0 | Normaly LL buttom |
| 17 | PC11 | Present at 2 locations on PCB |
| EFR32 pins | Description |
|---|---|
| PB11 | Flash CS |
| PD15 | Flash MOSI |
| PD14 | Flash MISO |
| PD13 | Flash SCLK |
| PF3 | Flash enable (on ICC-A-1 / Pin 09 on ICC-1) |
| Pad | EFR32 pins | Standard use | E1524 | E1743 | ICTC-G-1 | E1603 |
|---|---|---|---|---|---|---|
| 01 | GND | GND | GND | GND | GND | |
| 02 | PB15 | RX | Left | RX | ||
| 03 | PB14 | TX | Down | TX | ||
| 04 | PC10 | On/Off | On/Up | |||
| 05 | PC11 | Right | LED | |||
| 06 | PF0 | SWD SWCLK | CLK | TP2 | ||
| 07 | PF1 | SWD SWDIO | TMS | TP1 | ||
| 08 | PF2 | SWD SWO | TP3 | |||
| 09 | PF3 | TP4 | ||||
| 10 | RESETn | HW Reset | Reset | REST | Reset TP5 | Reset |
| 11 | VDD | 3.3V | 3.3V | VCC | 3.3V | 3.3V |
| 12 | GND | GND | GND | GND | GND | GND |
| 13 | PB13 | PMW 1 | LED | |||
| 14 | PB12 | PMW 2 | Off/Down | On/Off | ||
| 15 | PA1 | PMW 3 | Up | TLB TP6 | LED | |
| 16 | PA0 | PMW 4 | TLB | TLB | LED TP7 | TLB |
| 17 | PC11 |
From FCC ICC-A-1 RF module User Manual
MicroPython on ICC-1
Hacking the IKEA TRÅDFRI
zw_TRADFRI-Hacking