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Bluetooth® Sample Application Programmer's Reference
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Printer processing
Presentation
Functions | |
| int | prtStart (void) |
| Start printer perypheral. More... | |
| int | prtStop (void) |
| Stop printer perypheral. More... | |
| int | prtCtrl (void) |
| Control paper presence. More... | |
Function Documentation
| int prtStart | ( | void | ) |
Start printer perypheral.
Open the associated channel. Should be called before calling any printing, normally before an event treatment.
- Returns
- negative if failure.
- non negative if OK. Utilities.h Peripherals.c
| int prtStop | ( | void | ) |
Stop printer perypheral.
Close the associated channel. Should be called before returning to the idle prompt or before giving the control to another application.
- Returns
- negative if failure.
- non negative if OK. Utilities.h Peripherals.c
| int prtCtrl | ( | void | ) |
Control paper presence.
Control paper presence for associated channel. Should be called before printing
- Returns
- negative if failure.
- zero if paper is absent
- positive if paper is present or if no information available. Utilities.h Peripherals.c
- negative if failure.
