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| 1 | +<div align="center"> |
| 2 | + |
1 | 3 | # Hardware Design Files |
2 | 4 |
|
3 | | -<a href="/hardware/unit_sch_V_0_0_1_ue0090_CH552_USB_Multi-Protocol-Programmer.pdf"><img src="resources/Schematics_icon.jpg?raw=false" width="500px"><br/> Schematics</a> |
| 5 | +<a href="/hardware/unit_sch_V_0_0_1_ue0090_CH552_USB_Multi-Protocol-Programmer.pdf"> |
| 6 | + <img src="resources/Schematics_icon.jpg?raw=false" width="500px"> |
| 7 | + <br/> |
| 8 | + **Schematics** |
| 9 | +</a> |
4 | 10 |
|
5 | | -# Pinout |
6 | 11 |
|
7 | | -<a href=""><img src="resources/blaster_pinout.jpg" width="500px"><br/> Pinout</a> |
8 | 12 |
|
9 | 13 | | Interface | Description | Signals / Pins | Typical Use | |
10 | | -|------------------|----------------------------------------------------------|---------------------------------------|----------------------------------------------------| |
| 14 | +|:----------------:|:--------------------------------------------------------:|:-------------------------------------:|:--------------------------------------------------:| |
11 | 15 | | **JTAG** | Standard boundary-scan and debug interface | TCK, TMS, TDI, TDO, nTRST | Full chip programming, in-circuit test, debug | |
12 | | -| **SPI** | High-speed serial peripheral interface | MOSI, MISO, SCK, CS | Flash memory programming, peripheral data exchange | |
13 | | -| **SWD** | ARM’s two-wire serial debug and programming interface | SWCLK, SWDIO | Cortex-M programming & step-through debugging | |
| 16 | +| **AVR-ISP** | High-speed serial peripheral interface | MOSI, MISO, SCK, CS | Commonly used for programming AVR microcontrollers | |
| 17 | +| **SWD** | ARM's two-wire serial debug and programming interface | SWCLK, SWDIO | Cortex-M programming & step-through debugging | |
14 | 18 | | **JST Header** | Compact connector for power + single-wire debug signals | SWC (SWCLK), SWD (SWDIO), VCC, GND | Quick-connect to target board for SWD and power | |
| 19 | +# Pinout |
| 20 | + |
| 21 | +<a href=""> |
| 22 | + <img src="resources/blaster_pinout.jpg" width="500px"> |
| 23 | + <br/> |
| 24 | + **Pinout** |
| 25 | +</a> |
| 26 | + |
| 27 | +</div> |
| 28 | + |
| 29 | +<div align="center"> |
| 30 | + |
| 31 | + |
| 32 | + |
| 33 | +</div> |
15 | 34 |
|
16 | 35 | --- |
17 | 36 |
|
| 37 | +--- |
| 38 | + |
| 39 | +<div align="center"> |
| 40 | + |
18 | 41 | ## GPIO Pins |
19 | 42 |
|
20 | | -> **Protocol SPI** |
| 43 | +</div> |
| 44 | + |
| 45 | +<div align="center"> |
| 46 | + |
| 47 | +### **Protocol SPI** |
21 | 48 |
|
22 | 49 | | PIN | GPIO | I/O | |
23 | | -|----------------|-------|-----| |
24 | | -| **MOSI** | 1.5 | I/O | |
| 50 | +|:--------------:|:-----:|:---:| |
25 | 51 | | **MISO** | 1.6 | I/O | |
| 52 | +| **MOSI** | 1.5 | I/O | |
26 | 53 | | **SCK** | 1.7 | I/O | |
27 | | -| **CS** | 1.4 | I/O | |
| 54 | +| **CS** | 3.3 | I/O | |
28 | 55 |
|
29 | | -> **Protocol JTAG** |
| 56 | +### **Protocol JTAG** |
30 | 57 |
|
31 | 58 | | PIN | GPIO | I/O | |
32 | | -|----------------|-------|-----| |
| 59 | +|:--------------:|:-----:|:---:| |
33 | 60 | | **TCK** | 1.7 | I/O | |
| 61 | +| **TDO** | 1.6 | I/O | |
34 | 62 | | **TMS** | 3.2 | I/O | |
35 | 63 | | **TDI** | 1.5 | I/O | |
36 | | -| **TDO** | 1.6 | I/O | |
37 | 64 |
|
38 | | -> **Protocol SWD** |
| 65 | +### **Protocol SWD** |
39 | 66 |
|
40 | 67 | | PIN | GPIO | I/O | |
41 | | -|----------------|-------|-----| |
42 | | -| **SWCLK** | 1.7 | I/O | |
| 68 | +|:--------------:|:-----:|:---:| |
| 69 | +| **SWCLK** | 1.5 | I/O | |
43 | 70 | | **SWDIO** | 1.6 | I/O | |
44 | 71 |
|
| 72 | +</div> |
| 73 | + |
| 74 | +<div align="center"> |
| 75 | + |
45 | 76 | # Board Dimensions |
46 | 77 |
|
47 | | -<a href="#"><img src="./resources/unit_dimension_V_0_0_1_ue0090_CH552_USB_Multi-Protocol-Programmer.png" width="500px"><br/>Topology</a> |
| 78 | +<a href="#"> |
| 79 | + <img src="./resources/unit_dimension_V_0_0_1_ue0090_CH552_USB_Multi-Protocol-Programmer.png" width="500px"> |
| 80 | + <br/> |
| 81 | + **Dimensions** |
| 82 | +</a> |
48 | 83 |
|
49 | 84 | # Board Topology |
50 | 85 |
|
51 | | -<a href="#"><img src="./resources/unit_topology_V_0_0_1_ue0090_CH552_USB_Multi-Protocol-Programmer.png" width="500px"><br/>Topology</a> |
| 86 | +<a href="#"> |
| 87 | + <img src="./resources/unit_topology_V_0_0_1_ue0090_CH552_USB_Multi-Protocol-Programmer.png" width="500px"> |
| 88 | + <br/> |
| 89 | + **Topology** |
| 90 | +</a> |
| 91 | + |
| 92 | +</div> |
| 93 | + |
| 94 | +<div align="center"> |
52 | 95 |
|
53 | 96 | | Ref. | Description | |
54 | | -|-------|-----------------------------------------------------------------------------| |
| 97 | +|:-----:|:---------------------------------------------------------------------------:| |
55 | 98 | | IC1 | CH552 Microcontroller | |
56 | 99 | | U1 | AP2112K 3.3V LDO Voltage Regulator | |
57 | 100 | | PB1 | Boot Push Button | |
|
65 | 108 | | J2 | Low-power I2C JST Connector | |
66 | 109 | | J3 | JTAG Connector | |
67 | 110 | | JP1 | Header for SWD or ICSP programming | |
68 | | -| JP2 | Header to Select Operating Voltage Level | |
| 111 | +| JP2 | Header to Select Operating Voltage Level | |
| 112 | + |
| 113 | +</div> |
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