ice:enclosure
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ice:enclosure [2015/05/06 00:32] – Corrected mistakes in EVENT system pin definitions. jtshugrue | ice:enclosure [2021/08/26 15:26] (current) – external edit 127.0.0.1 | ||
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Line 84: | Line 84: | ||
^ **Pin** | ^ **Pin** | ||
| 1 | EVENT_ADDR0 | | 1 | EVENT_ADDR0 | ||
- | | 2 | | + | | 2 | |
- | | 3 | | + | | 3 | |
| 4 | 5V In((leave unconnected if USB is also connected)) | | 4 | 5V In((leave unconnected if USB is also connected)) | ||
| 5 | Ground | | 5 | Ground | ||
Line 96: | Line 96: | ||
== TTL Serial == | == TTL Serial == | ||
- | This provides a TTL (low-voltage) asynchronous serial interface (USART) to communicate with the ICE Platform. Note that this serial interface is **not** compatible with RS-232 signalling levels, as found on the COM ports of older PC's. The serial interface operates at 3.3V signalling levels, | + | This provides a LVTTL (low-voltage, 3.3V signalling) asynchronous serial interface (USART) to communicate with the ICE Platform. Note that this serial interface is **not** compatible with RS-232 signalling levels, as found on the COM ports of older PC's. The serial interface operates at 3.3V signalling levels, |
<WRAP center round important 60%> | <WRAP center round important 60%> | ||
- | Either the TTL serial interface or USB can be used to receive commands, but **not** simultaneously (e.g. interleaved bytes). | + | Either the TTL serial interface or USB can be used to receive commands, but **not** simultaneously (e.g. interleaved bytes). Taking turns sending complete commands and responses is okay. |
</ | </ | ||
ice/enclosure.1430872379.txt.gz · Last modified: 2021/08/26 14:26 (external edit)