EMB-3582-COM

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Zhangbochao讨论 | 贡献2023年9月11日 (一) 13:46的版本 JCOM1 跳线(J8、J9)
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COM12:

SPI(可选) COM(默认) 管脚 管脚 COM(默认) SPI(可选)
SPI0_MISO NC 1 2 COM7 RX SPI0_CS0
SPI0_MOSI COM4 RX 3 4 COM7 TX SPI0_CS1
SPI0_CS1 COM4 TX 5 6 NC NC
NC NC 7 8 NC 3.3V
GND GND 9 10 GND GND

JCOM1_4:

信号名称 Pin# Pin# 信号名称
JCOM1_485- 1 2 NC
JCOM1_RX/485+ 3 4 JCOM1_RTS
JCOM1_TX 5 6 JCOM1_CTS
NC 7 8 NC
GND 9 10 GND
JCOM2_485- 11 12 NC
JCOM2_RX/485+ 13 14 JCOM2_RTS
JCOM2_TX 15 16 JCOM2_CTS
NC 17 18 NC
GND 19 20 GND
NC 21 22 NC
JCOM3_RX 23 24 JCOM3_RTS
JCOM3_TX 25 26 JCOM3_CTS
NC 27 28 NC
GND 29 30 GND
NC 31 32 NC
JCOM4_RX 33 34 JCOM4_RTS
JCOM4_TX 35 36 JCOM4_CTS
NC 37 38 NC
GND 39 40 GND
JCOM1 跳线(J6.J7)
J6、J7:
JCOM1 AS RS232 PORT JCOM1 AS RS485 PORT
J6 1-2 J6 3-4,5-6
J7 1-3,2-4 J7 3-5,4-6
JCOM2 跳线(J8、J9)
J8、J9:
JCOM2 AS RS232 PORT JCOM2 AS RS485 PORT
J8 1-2 J8 3-4,5-6
J9 1-3,2-4 J9 3-5,4-6