差别
这里会显示出您选择的修订版和当前版本之间的差别。
两侧同时换到之前的修订记录 前一修订版 后一修订版 | 前一修订版 | ||
up5k_scope [2021/02/09 14:55] gongyusu [口袋仪器接口模块] |
up5k_scope [2021/10/27 10:42] (当前版本) gongyusu [口袋仪器接口模块] |
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{{drawio>rpi_instru}} | {{drawio>rpi_instru}} | ||
+ | MAX19713 AFE | ||
+ | * 双10bit,45Msps Rx ADC | ||
+ | * 双10bit,45Msps Tx DAC | ||
+ | * 可编程Tx DAC共模 DC电平和I/Q偏移调节 | ||
+ | * 3路12位,1us辅助DAC | ||
+ | * 10位,333Ksps辅助ADC以及4:1 Mux和数据平均, 外接两路 + Vdd/2 + OVdd/2 | ||
+ | * 56 TQFN封装(7mm x 7mm) | ||
+ | |||
+ | {{drawio>ti_afe+crosslinknx}} | ||
+ | |||
+ | AFE7225 AFE | ||
+ | * 双12位250Msps Tx DACs | ||
+ | * 双12位125Msps Rx ADCs | ||
+ | * 双12位备用DACs | ||
+ | * 双输入12位备用ADCs | ||
+ | * 64 QFN封装(9mm*9mm) | ||
+ | * 串行LVDS或交叉并行CMOS接口 | ||
+ | * 2个或4个Tx内插路径 | ||
+ | * 2个Rx抽取路径 | ||
|插座管脚|树莓派|STM32Pocket|Pi Instrument| | |插座管脚|树莓派|STM32Pocket|Pi Instrument| | ||
| 1 | 3.3V | 3.3V | x | | | 1 | 3.3V | 3.3V | x | | ||
| 2 | 5V | 5V | 5V | | | 2 | 5V | 5V | 5V | | ||
- | | 3 |GPIO2 SDA | I2C SDA | x | | + | | 3 |GPIO2 SDA1 | I2C SDA | x | |
| 4 | 5V | 5V | 5V | | | 4 | 5V | 5V | 5V | | ||
| 5 | GPIO3 SCL1 | I2C SCL | x | | | 5 | GPIO3 SCL1 | I2C SCL | x | | ||
行 135: | 行 154: | ||
| 8 | TXD0 GPIO14 | USART1 TX | x | | | 8 | TXD0 GPIO14 | USART1 TX | x | | ||
| 9 | GND | GND | GND | | | 9 | GND | GND | GND | | ||
- | | 10 | RXD0 GPIO15 | USAET1 RX | x | | + | | 10 | RXD0 GPIO15 | USART1 RX | x | |
| 11 | GPIO17 | PC6 | x | | | 11 | GPIO17 | PC6 | x | | ||
| 12 | GPIO18 | PC7 | x | | | 12 | GPIO18 | PC7 | x | | ||
行 144: | 行 163: | ||
| 17 | 3.3V | 3.3V | x | | | 17 | 3.3V | 3.3V | x | | ||
| 18 | GPIO24 | PC5 | x | | | 18 | GPIO24 | PC5 | x | | ||
- | | 19 | GPIO10 MOSI | SPI1 MOSI | | | + | | 19 | GPIO10 MOSI | SPI1 MOSI | MOSI | |
| 20 | GND | GND | GND | | | 20 | GND | GND | GND | | ||
- | | 21 | GPIO9 MISO | SPI1 MISO | | | + | | 21 | GPIO9 MISO | SPI1 MISO | MISO | |
| 22 | GPIO25 | PC4 | x | | | 22 | GPIO25 | PC4 | x | | ||
- | | 23 | GPIO11 SCLK | SPI1 SCK | | | + | | 23 | GPIO11 SCLK | SPI1 SCK | SCLK | |
| 24 | CE0# GPIO8 | SPI1 NSS | CS | | | 24 | CE0# GPIO8 | SPI1 NSS | CS | | ||
| 25 | GND | GND | GND | | | 25 | GND | GND | GND | | ||
| 26 | CE1# GPIO7 | PA1 | x | | | 26 | CE1# GPIO7 | PA1 | x | | ||
- | | 27 | GPIO0 IDSD | PC3 | | | + | | 27 | GPIO0 IDSD | PC3 | DIO | |
| 28 | IDSC GPIO1 | PA0 | x | | | 28 | IDSC GPIO1 | PA0 | x | | ||
| 29 | GPIO5 | PC2 | DIO | | | 29 | GPIO5 | PC2 | DIO | | ||
行 160: | 行 179: | ||
| 33 | GPIO13 | PC15 | DIO | | | 33 | GPIO13 | PC15 | DIO | | ||
| 34 | GND | GND | GND | | | 34 | GND | GND | GND | | ||
- | | 35 | GPIO19 MISO | PC13 | DIO | | + | | 35 | GPIO19 MISO | PC13 | MAX19713 MISO | |
- | | 36 | CE2# GPIO16 | PC14 | x | | + | | 36 | CE2# GPIO16 | PC14 | MAX19713 CSn | |
| 37 | GPIO26 | PB8 | DIO | | | 37 | GPIO26 | PB8 | DIO | | ||
- | | 38 | MOSI GPIO20 | PB9 | x | | + | | 38 | MOSI GPIO20 | PB9 | MAX19713 MOSI | |
| 39 | GND | GND | GND | | | 39 | GND | GND | GND | | ||
- | | 40 | SCLK GPIO21 | PB7 | x | | + | | 40 | SCLK GPIO21 | PB7 | MAX19713 SCLK | |
+ | |||
+ | {{ :rpi_spee.png |}} |