usbdrv/oddebug.c@93fe2226cbc8 (annotated)
usbdrv/oddebug.c
Thu, 16 Feb 2017 14:50:25 +0100
- author
- mbayer
- date
- Thu, 16 Feb 2017 14:50:25 +0100
- changeset 3
- 93fe2226cbc8
- parent 0
- 9e9b2c78bd31
- permissions
- -rw-r--r--
Added schematics and PCB layout
| 0 | 1 | /* Name: oddebug.c |
| 2 | * Project: AVR library | |
| 3 | * Author: Christian Starkjohann | |
| 4 | * Creation Date: 2005-01-16 | |
| 5 | * Tabsize: 4 | |
| 6 | * Copyright: (c) 2005 by OBJECTIVE DEVELOPMENT Software GmbH | |
| 7 | * License: GNU GPL v2 (see License.txt), GNU GPL v3 or proprietary (CommercialLicense.txt) | |
| 8 | */ | |
| 9 | ||
| 10 | #include "oddebug.h" | |
| 11 | ||
| 12 | #if DEBUG_LEVEL > 0 | |
| 13 | ||
| 14 | #warning "Never compile production devices with debugging enabled" | |
| 15 | ||
| 16 | static void uartPutc(char c) | |
| 17 | { | |
| 18 | while(!(ODDBG_USR & (1 << ODDBG_UDRE))); /* wait for data register empty */ | |
| 19 | ODDBG_UDR = c; | |
| 20 | } | |
| 21 | ||
| 22 | static uchar hexAscii(uchar h) | |
| 23 | { | |
| 24 | h &= 0xf; | |
| 25 | if(h >= 10) | |
| 26 | h += 'a' - (uchar)10 - '0'; | |
| 27 | h += '0'; | |
| 28 | return h; | |
| 29 | } | |
| 30 | ||
| 31 | static void printHex(uchar c) | |
| 32 | { | |
| 33 | uartPutc(hexAscii(c >> 4)); | |
| 34 | uartPutc(hexAscii(c)); | |
| 35 | } | |
| 36 | ||
| 37 | void odDebug(uchar prefix, uchar *data, uchar len) | |
| 38 | { | |
| 39 | printHex(prefix); | |
| 40 | uartPutc(':'); | |
| 41 | while(len--){ | |
| 42 | uartPutc(' '); | |
| 43 | printHex(*data++); | |
| 44 | } | |
| 45 | uartPutc('\r'); | |
| 46 | uartPutc('\n'); | |
| 47 | } | |
| 48 | ||
| 49 | #endif |
