SLH2-comm Datasheet and Pinout
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SLH2-comm - multiprotocol communication interface for StarSBC-6ULL Datasheet and Pinout
Contents
General description
The SLH2-comm module (“hat”) is dedicated solution for StarSBC-6ULL Single Board Computer. The SLH2-comm module comprises:
- 2xRS232 physical interfaces (with hardware dataflow control – CTS/RTS lines),
- 2xRS485 half-duplex physical interfaces,
- 2xCAN-FD physical interfaces.
The SLH2-comm module can be conveniently mounted using 2,54 mm connectors on the StarSBC-6LL board (as on picture below).
Features
- dedicated communication interface for StarSBC-6ULL
- 2 x CAN-FD
- 2 x half-duplex RS485
- 2 x RS232
- Molex 53048-0510 and dual-row 2,54 mm connectors
Pictures
Ordering info
SLH2-comm v1.0
Operating ranges
| Parameter | Value | Unit | Comment |
|---|---|---|---|
| Power Supply | |
|
Powered from carrier board |
| Current | |
|
Maximum peak value |
| Environment temperature | oC | - |
SBC (StarSBC-6ULL) connectors Pinout
| Connector pin number | Default function | MPU GPIO | MPU ball numer BGA289 | Notes |
|---|---|---|---|---|
| J1 | ||||
| 1 | +3,3VO | +3,3V power supply delivered from StarSBC-6ULL, paralelly connected to pin 1 of J1 | ||
| 2 | +5V | 5V power supply delivered from StarSBC-6ULL, paralelly connected to pin 2 of J1 | ||
| 3 | UART8-RXD | ENET2_TX_EN | B15 | RXD line of UART8 with RS485 level converter (J200), half-duplex, direction line GPIO3.26 |
| 4 | GND | |||
| 5 | UART8-TXD | ENET2_TX_DATA1 | A16 | TXD line of UART8 with RS485 level converter (J200), half-duplex, direction line GPIO3.26 |
| 6 | UART3-TXD | UART3_TX_DATA | H17 | TXD line of UART3 with RS232 level converter (J300) |
| 7 | - | - | - | |
| 8 | UART3-RXD | UART3_RX_DATA | H16 | RXD line of UART3 with RS232 level converter (J300) |
| 9 | GND | |||
| 10 | UART3-CTS | UART3_CTS | H15 | CTS line of UART3 with RS232 level converter (J300) |
| 11 | UART4-RXD | LCD_ENABLE | B8 | RXD line of UART4 with RS485 level converter (J200), half-duplex, direction line GPIO3.25 |
| 12 | UART3-RTS | UART3_RTS | G14 | RTS line of UART3 with RS232 level converter (J300) |
| 13 | UART4-TXD | LCD_CLK | A8 | TXD line of UART4 with RS485 level converter (J200), half-duplex, direction line GPIO3.25 |
| 14 | GND | |||
| 15 | - | - | - | |
| 16 | - | - | - | |
| 17 | - | - | - | |
| 18 | - | - | - | |
| 19 | - | - | - | |
| 20 | UART7-RXD | LCD_DATA16 | C13 | RXD line of UART3 with RS232 level converter (J301) |
| 21 | - | - | - | |
| 22 | UART7-TXD | LCD_DATA17 | B13 | TXD line of UART3 with RS232 level converter (J301) |
| 23 | - | - | - | |
| 24 | UART7-CTS | LCD_DATA07 | D11 | CTS line of UART3 with RS232 level converter (J301) |
| 25 | - | - | - | |
| 26 | UART7-RTS | LCD_DATA06 | A10 | CTS line of UART3 with RS232 level converter (J301) |
| J2 | ||||
| 1 | +3,3VO | +3,3V power supply delivered from StarSBC-6ULL, paralelly connected to pin 1 of J1 | ||
| 2 | +5V | 5V power supply delivered from StarSBC-6ULL, paralelly connected to pin 2 of J1 | ||
| 3 | - | - | - | |
| 4 | GND | |||
| 5 | - | - | - | |
| 6 | - | - | - | |
| 7 | GPIO3.17 | LCD_DATA12 | C12 | Pul-down 10k resistor optionally used for module ("hat") identification |
| 8 | - | - | - | |
| 9 | GND | |||
| 10 | - | - | - | |
| 11 | CAN1-TX | LCD_DATA08 | B11 | TX line of CAN1 with CAN-FD level converter (J100 and J101) |
| 12 | - | - | - | |
| 13 | CAN1-RX | LCD_DATA09 | A11 | RX line of CAN1 with CAN-FD level converter (J100 and J101) |
| 14 | GND | |||
| 15 | CAN2-TX | LCD_DATA10 | E12 | TX line of CAN2 with CAN-FD level converter (J100 and J101) |
| 16 | - | - | - | |
| 17 | CAN2-RX | LCD_DATA11 | D12 | RX line of CAN2 with CAN-FD level converter (J100 and J101) |
| 18 | - | - | - | |
| 19 | MQS-R | LCD_DATA22 | A14 | Not used by default |
| 20 | - | - | - | |
| 21 | MQS-L | LCD_DATA23 | B16 | Not used by default |
| 22 | - | - | - | |
| 23 | GPIO3.25 | LCD_DATA20 | C14 | RS485 semiduplex direction line (UART4) |
| 24 | - | - | - | |
| 25 | GPIO3.26 | LCD_DATA21 | B14 | RS485 semiduplex direction line (UART8) |
| 26 | - | - | - | |
RS232 Pinout
| Connector pin number | Default function | Notes |
|---|---|---|
| J300 | ||
| 1 | GND | |
| 2 | UART3-RTS | RS232 levels |
| 3 | UART3-CTS | RS232 levels |
| 4 | UART3-RXD | RS232 levels |
| 5 | UART3-TXD | RS232 levels |
| J301 | ||
| 1 | UART7-TXD | RS232 levels |
| 2 | UART7-RXD | RS232 levels |
| 3 | UART7-CTS | RS232 levels |
| 4 | UART7-RTS | RS232 levels |
| 5 | GND | |
| J101 | ||
| 1 | UART3-CTS | RS232 levels |
| 2 | UART3-RTS | RS232 levels |
| 3 | UART3-TXD | RS232 levels |
| 4 | UART3-RXD | RS232 levels |
| 5 | GND | |
| 6 | GND | |
| 7 | CAN1-H | CAN interface line |
| 8 | CAN1-L | CAN interface line |
| 9 | CAN2-H | CAN interface line |
| 10 | CAN1-L | CAN interface line |
| J201 | ||
| 1 | UART3-CTS | RS485 interface line |
| 2 | UART3-RTS | RS485 interface line |
| 3 | UART3-TXD | RS485 interface line |
| 4 | UART3-RXD | RS485 interface line |
| 5 | GND | |
| 6 | GND | |
| 7 | UART7-TXD | RS232 levels |
| 8 | UART7-RXD | RS232 levels |
| 9 | UART7-CTS | RS232 levels |
| 10 | UART7-RTS | RS232 levels |
RS485 Pinout
| Connector pin number | Default function | Notes |
|---|---|---|
| J200 | ||
| 1 | GND | |
| 2 | UART4-RS485-A | RS485 levels, line A of UART4 |
| 3 | UART4-RS485-B | RS485 levels, line B of UART4 |
| 4 | UART8-RS485-A | RS485 levels, line A of UART8 |
| 5 | UART8-RS485-B | RS485 levels, line B of UART8 |
| J201 | ||
| 1 | UART4-RS485-A | RS485 levels, line A of UART4 |
| 2 | UART4-RS485-B | RS485 levels, line B of UART4 |
| 3 | UART8-RS485-A | RS485 levels, line A of UART8 |
| 4 | UART8-RS485-B | RS485 levels, line B of UART8 |
| 5 | GND | |
| 6 | GND | |
| 7 | UART7-TXD | RS232 interface line |
| 8 | UART7-RXD | RS232 interface line |
| 9 | UART7-CTS | RS232 interface line |
| 10 | UART7-RTS | RS232 interface line |
Note:
1. Line GPIO3.25 is direction controller for RS485 channel connected to UART4
2. Line GPIO3.26 is direction controller for RS485 channel connected to UART8
CAN Pinout
| Connector pin number | Default function | Notes |
|---|---|---|
| J100 | ||
| 1 | GND | |
| 2 | CAN1-L | CAN levels |
| 3 | CAN1-H | CAN levels |
| 4 | CAN2-L | CAN levels |
| 5 | CAN2-H | CAN levels |
| J101 | ||
| 1 | UART3-CTS | RS232 inteface lines |
| 2 | UART3-RTS | RS232 inteface lines |
| 3 | UART3-TXD | RS232 inteface lines |
| 4 | UART3-RXD | RS232 inteface lines |
| 5 | GND | |
| 6 | GND | |
| 7 | CAN1-H | CAN levels |
| 8 | CAN1-L | CAN levels |
| 9 | CAN2-H | CAN levels |
| 10 | CAN1-L | CAN levels |
Dimensions
