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Difference between revisions of "CW308T-CEC1702"
From ChipWhisperer Wiki
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|Programmer = Generic SPI Flash Programmer | |Programmer = Generic SPI Flash Programmer | ||
|Status = In Development | |Status = In Development | ||
| − | }}The CEC1702 is an embedded controller with strong cryptographic support, customized for Internet of Things (IOT) platforms. The chip implements a highly-configurable, mixed signal, advanced I/O controller architecture. The device incorporates a 32-bit ARM Cortex M4F Microcontroller core with closely-coupled SRAM for code and data. A secure boot-loader is used to download the custom firmware image from the system’s shared SPI Flash device, thereby allowing system designers to customize the device’s behavior. The CW308T-CEC1702 incorporates the main chip with a 16MB SPI flash chip and a bi-directional SPI Buffer. The target board has standard power monitoring, UART serial, and clock In/Out compatibility with the CW308. JTAG pins and many GPIO pins are also exposed for prototyping and testing use. | + | }}The CEC1702 is an embedded controller with strong cryptographic support, customized for Internet of Things (IOT) platforms. The chip implements a highly-configurable, mixed signal, advanced I/O controller architecture. The device incorporates a 32-bit ARM Cortex M4F Microcontroller core with closely-coupled SRAM for code and data. A secure boot-loader is used to download the custom firmware image from the system’s shared SPI Flash device, thereby allowing system designers to customize the device’s behavior.<sup><ref>http://ww1.microchip.com/downloads/en/DeviceDoc/00002207B.pdf</ref></sup> |
| + | |||
| + | The CW308T-CEC1702 incorporates the main chip with a 16MB SPI flash chip and a bi-directional SPI Buffer. The target board has standard power monitoring, UART serial, and clock In/Out compatibility with the CW308. JTAG pins and many GPIO pins are also exposed for prototyping and testing use. | ||
== I/O Connections == | == I/O Connections == | ||
| Line 140: | Line 142: | ||
==== Public Key Cryptographic Engine ==== | ==== Public Key Cryptographic Engine ==== | ||
- Hardware support for RSA and Elliptic Curve public key algorithms | - Hardware support for RSA and Elliptic Curve public key algorithms | ||
| + | |||
- RSA keys length from 1024 to 4096 bits | - RSA keys length from 1024 to 4096 bits | ||
| + | |||
- ECC Prime Field and Binary Field keys up to 640 bits | - ECC Prime Field and Binary Field keys up to 640 bits | ||
| + | |||
- Microcoded support for standard public key algorithms | - Microcoded support for standard public key algorithms | ||
| − | ==== Cryptographic Features ==== | + | ==== Other Cryptographic Features ==== |
| − | - True Random Number | + | - True Random Number Generator |
| − | - 1 Kbit | + | |
| + | - 1 Kbit FIFO | ||
| + | |||
- Monotonic Counter | - Monotonic Counter | ||
| − | == Programming | + | == Programming Process == |
| − | Programming the target involves | + | Programming the target involves writing an image into the SPI flash chip, the process is detailed below. |
Revision as of 08:37, 4 October 2017
| CW308T-CEC1702 | |
|---|---|
 | |
| Target Device | MCHP CEC1702 |
| Target Architecture | ARM Cortex M4F |
| Hardware Crypto | AES, SHA, RSA |
| Supported Apps | [] |
| Programmer | Generic SPI Flash Programmer |
| Status | In Development |
The CW308T-CEC1702 incorporates the main chip with a 16MB SPI flash chip and a bi-directional SPI Buffer. The target board has standard power monitoring, UART serial, and clock In/Out compatibility with the CW308. JTAG pins and many GPIO pins are also exposed for prototyping and testing use.
Contents
I/O Connections
| CW308 Pin | CEC1702 Pin | Function |
|---|---|---|
| GPIO1 | P104 (TXD0) | Serial OUTPUT from CEC1702 |
| GPIO2 | P105 (RXD0) | Serial INPUT to CEC1702 |
| GPIO3 | P030 | GPIO |
| GPIO4 | P017 | Trigger pin |
| CLKIN | XTAL2 | Optional CLKIN |
| CLKFB | P002 (PWM5) | Can output 12MHz PWM on this pin. Useful for synchronizing to internal oscillator |
| J_TRST | JTAG_RST | JTAG Reset |
| J_TDI | JTAG_TDI | JTAG TDI |
| J_TDO | JTAG_TDO | JTAG TDO |
| J_TMS | JTAG_TMS | JTAG TMS |
| J_TCK | JTAG_CLK | JTAG Clock |
| LED1 | P156 | GPIO, Breathing LED0 |
| LED2 | P157 | GPIO, Breathing LED1 |
| LED3 | PA7 | GPIO, LED |
| PDIC | SPI buffer output enable, drive high to enable SPI programming and sniffing | |
| PDID/CS | QSPI0_CS | SPI chip select for SPI flash chip |
| H1 | P040 | GPIO |
| H2 | P031 | GPIO |
| H3 | P026 | GPIO |
| H4 | P053 | GPIO |
| H5 | P054 | GPIO |
| H6 | P027 | GPIO |
| H7 | P107 | GPIO |
| H8 | P120 | GPIO |
| H9 | P112 | GPIO |
| H10 | P113 | GPIO |
Hardware Cryptography
Multi-purpose AES Cryptographic Engine
- Hardware support for ECB, CTR, CBC, and OFB AES modes
- Support for 128-bit, 192-bit and 256-bit key length
- DMA interface to SRAM, shared with Hash engine
Cryptographic Hash Engine
- Support for SHA-1, SHA-256, SHA-512
- DMA interface to SRAM, shared with AES engine
Public Key Cryptographic Engine
- Hardware support for RSA and Elliptic Curve public key algorithms
- RSA keys length from 1024 to 4096 bits
- ECC Prime Field and Binary Field keys up to 640 bits
- Microcoded support for standard public key algorithms
Other Cryptographic Features
- True Random Number Generator
- 1 Kbit FIFO
- Monotonic Counter
