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Teensy 4.1 core updated for C++20
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teensy-core-4.1/teensy4/HardwareSerial.h

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  1. /* Teensyduino Core Library

  2.  * http://www.pjrc.com/teensy/

  3.  * Copyright (c) 2017 PJRC.COM, LLC.

  4.  *

  5.  * Permission is hereby granted, free of charge, to any person obtaining

  6.  * a copy of this software and associated documentation files (the

  7.  * "Software"), to deal in the Software without restriction, including

  8.  * without limitation the rights to use, copy, modify, merge, publish,

  9.  * distribute, sublicense, and/or sell copies of the Software, and to

  10.  * permit persons to whom the Software is furnished to do so, subject to

  11.  * the following conditions:

  12.  *

  13.  * 1. The above copyright notice and this permission notice shall be

  14.  * included in all copies or substantial portions of the Software.

  15.  *

  16.  * 2. If the Software is incorporated into a build system that allows

  17.  * selection among a list of target devices, then similar target

  18.  * devices manufactured by PJRC.COM must be included in the list of

  19.  * target devices and selectable in the same manner.

  20.  *

  21.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

  22.  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

  23.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

  24.  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS

  25.  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

  26.  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

  27.  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

  28.  * SOFTWARE.

  29.  */

  30. 

  31. #ifndef HardwareSerial_h

  32. #define HardwareSerial_h

  33. 

  34. #include "imxrt.h"

  35. 

  36. // Uncomment to enable 9 bit formats.  These are default disabled to save memory.

  37. //#define SERIAL_9BIT_SUPPORT

  38. //

  39. // On Windows & Linux, this file is in Arduino's hardware/teensy/avr/cores/teensy3

  40. //   folder.  The Windows installer puts Arduino in C:\Program Files (x86)\Arduino

  41. // On Macintosh, you must control-click Arduino and select "Show Package Contents", then

  42. //   look in Contents/Java/hardware/teensy/avr/cores/teensy3 to find this file.

  43. //

  44. // Teensy 3.x boards support 9 bit mode on all their serial ports

  45. // Teensy LC only supports 9 bit mode on Serial1.  Serial2 & Serial3 can't use 9 bits.

  46. 

  47. 

  48. #define SERIAL_7E1 0x02

  49. #define SERIAL_7O1 0x03

  50. #define SERIAL_8N1 0x00

  51. #define SERIAL_8E1 0x06

  52. #define SERIAL_8O1 0x07

  53. #define SERIAL_7E1_RXINV 0x12

  54. #define SERIAL_7O1_RXINV 0x13

  55. #define SERIAL_8N1_RXINV 0x10

  56. #define SERIAL_8E1_RXINV 0x16

  57. #define SERIAL_8O1_RXINV 0x17

  58. #define SERIAL_7E1_TXINV 0x22

  59. #define SERIAL_7O1_TXINV 0x23

  60. #define SERIAL_8N1_TXINV 0x20

  61. #define SERIAL_8E1_TXINV 0x26

  62. #define SERIAL_8O1_TXINV 0x27

  63. #define SERIAL_7E1_RXINV_TXINV 0x32

  64. #define SERIAL_7O1_RXINV_TXINV 0x33

  65. #define SERIAL_8N1_RXINV_TXINV 0x30

  66. #define SERIAL_8E1_RXINV_TXINV 0x36

  67. #define SERIAL_8O1_RXINV_TXINV 0x37

  68. #ifdef SERIAL_9BIT_SUPPORT

  69. #define SERIAL_9N1 0x84

  70. #define SERIAL_9E1 0x8E

  71. #define SERIAL_9O1 0x8F

  72. #define SERIAL_9N1_RXINV 0x94

  73. #define SERIAL_9E1_RXINV 0x9E

  74. #define SERIAL_9O1_RXINV 0x9F

  75. #define SERIAL_9N1_TXINV 0xA4

  76. #define SERIAL_9E1_TXINV 0xAE

  77. #define SERIAL_9O1_TXINV 0xAF

  78. #define SERIAL_9N1_RXINV_TXINV 0xB4

  79. #define SERIAL_9E1_RXINV_TXINV 0xBE

  80. #define SERIAL_9O1_RXINV_TXINV 0xBF

  81. #endif

  82. // Teensy LC and 3.5 and 3.6 Uarts have 1/2 bit stop setting

  83. #if defined(__MK64FX512__) || defined(__MK66FX1M0__) || defined(KINETISL)

  84. #define SERIAL_2STOP_BITS 0x100

  85. #define SERIAL_8E2 (SERIAL_8E1 | SERIAL_2STOP_BITS)

  86. #define SERIAL_8O2 (SERIAL_8O1 | SERIAL_2STOP_BITS)

  87. #define SERIAL_8E2_RXINV (SERIAL_8E1_RXINV | SERIAL_2STOP_BITS)

  88. #define SERIAL_8O2_RXINV (SERIAL_8O1_RXINV | SERIAL_2STOP_BITS)

  89. #define SERIAL_8E2_TXINV (SERIAL_8E1_TXINV | SERIAL_2STOP_BITS)

  90. #define SERIAL_8O2_TXINV (SERIAL_8O1_TXINV | SERIAL_2STOP_BITS)

  91. #define SERIAL_8E2_RXINV_TXINV (SERIAL_8E1_RXINV_TXINV | SERIAL_2STOP_BITS)

  92. #define SERIAL_8O2_RXINV_TXINV (SERIAL_8O1_RXINV_TXINV | SERIAL_2STOP_BITS)

  93. #define SERIAL_8N2 (SERIAL_8N1 | SERIAL_2STOP_BITS)

  94. #define SERIAL_8N2_RXINV (SERIAL_8N1_RXINV | SERIAL_2STOP_BITS)

  95. #define SERIAL_8N2_TXINV (SERIAL_8N1_TXINV | SERIAL_2STOP_BITS)

  96. #define SERIAL_8N2_RXINV_TXINV (SERIAL_8N1_RXINV_TXINV | SERIAL_2STOP_BITS)

  97. #else

  98. // for Teensy 3.0-3.2 we can fake 2 stop bits by using 9 bit mode

  99. #define SERIAL_8N2 0x04

  100. #define SERIAL_8N2_RXINV 0x14

  101. #define SERIAL_8N2_TXINV 0x24

  102. #define SERIAL_8N2_RXINV_TXINV 0x34

  103. #endif

  104. // bit0: parity, 0=even, 1=odd

  105. // bit1: parity, 0=disable, 1=enable

  106. // bit2: mode, 1=9bit, 0=8bit

  107. // bit3: mode10: 1=10bit, 0=8bit

  108. // bit4: rxinv, 0=normal, 1=inverted

  109. // bit5: txinv, 0=normal, 1=inverted

  110. // bit6: unused

  111. // bit7: actual data goes into 9th bit

  112. 

  113. 

  114. // TODO: replace with proper divisor+oversample calculation

  115. #define BAUD2DIV(baud) (24000000/16/(baud))

  116. 

  117. /*

  118. #if defined(KINETISK)

  119. #define BAUD2DIV(baud)  (((F_CPU * 2) + ((baud) >> 1)) / (baud))

  120. #define BAUD2DIV2(baud) (((F_CPU * 2) + ((baud) >> 1)) / (baud))

  121. #define BAUD2DIV3(baud) (((F_BUS * 2) + ((baud) >> 1)) / (baud))

  122. #elif defined(KINETISL)

  123. 

  124. #if F_CPU <= 2000000

  125. #define BAUD2DIV(baud)  (((F_PLL / 16 ) + ((baud) >> 1)) / (baud))

  126. #elif F_CPU <= 16000000

  127. #define BAUD2DIV(baud)  (((F_PLL / (F_PLL / 1000000)) + ((baud) >> 1)) / (baud))

  128. #else

  129. #define BAUD2DIV(baud)  (((F_PLL / 2 / 16) + ((baud) >> 1)) / (baud))

  130. #endif

  131. 

  132. #define BAUD2DIV2(baud) (((F_BUS / 16) + ((baud) >> 1)) / (baud))

  133. #define BAUD2DIV3(baud) (((F_BUS / 16) + ((baud) >> 1)) / (baud))

  134. #endif

  135. */

  136. 

  137. 

  138. // C language implementation

  139. //

  140. #ifdef __cplusplus

  141. extern "C" {

  142. #endif

  143. void serial_begin(uint32_t divisor);

  144. void serial_format(uint32_t format);

  145. void serial_end(void);

  146. void serial_set_transmit_pin(uint8_t pin);

  147. void serial_set_rx(uint8_t pin);

  148. void serial_set_tx(uint8_t pin, uint8_t opendrain);

  149. int serial_set_rts(uint8_t pin);

  150. int serial_set_cts(uint8_t pin);

  151. void serial_putchar(uint32_t c);

  152. void serial_write(const void *buf, unsigned int count);

  153. void serial_flush(void);

  154. int serial_write_buffer_free(void);

  155. int serial_available(void);

  156. int serial_getchar(void);

  157. int serial_peek(void);

  158. void serial_clear(void);

  159. void serial_print(const char *p);

  160. void serial_phex(uint32_t n);

  161. void serial_phex16(uint32_t n);

  162. void serial_phex32(uint32_t n);

  163. 

  164. void serial2_begin(uint32_t divisor);

  165. void serial2_format(uint32_t format);

  166. void serial2_end(void);

  167. void serial2_set_transmit_pin(uint8_t pin);

  168. void serial2_set_rx(uint8_t pin);

  169. void serial2_set_tx(uint8_t pin, uint8_t opendrain);

  170. int serial2_set_rts(uint8_t pin);

  171. int serial2_set_cts(uint8_t pin);

  172. void serial2_putchar(uint32_t c);

  173. void serial2_write(const void *buf, unsigned int count);

  174. void serial2_flush(void);

  175. int serial2_write_buffer_free(void);

  176. int serial2_available(void);

  177. int serial2_getchar(void);

  178. int serial2_peek(void);

  179. void serial2_clear(void);

  180. 

  181. void serial3_begin(uint32_t divisor);

  182. void serial3_format(uint32_t format);

  183. void serial3_end(void);

  184. void serial3_set_transmit_pin(uint8_t pin);

  185. void serial3_set_rx(uint8_t pin);

  186. void serial3_set_tx(uint8_t pin, uint8_t opendrain);

  187. int serial3_set_rts(uint8_t pin);

  188. int serial3_set_cts(uint8_t pin);

  189. void serial3_putchar(uint32_t c);

  190. void serial3_write(const void *buf, unsigned int count);

  191. void serial3_flush(void);

  192. int serial3_write_buffer_free(void);

  193. int serial3_available(void);

  194. int serial3_getchar(void);

  195. int serial3_peek(void);

  196. void serial3_clear(void);

  197. 

  198. void serial4_begin(uint32_t divisor);

  199. void serial4_format(uint32_t format);

  200. void serial4_end(void);

  201. void serial4_set_transmit_pin(uint8_t pin);

  202. void serial4_set_rx(uint8_t pin);

  203. void serial4_set_tx(uint8_t pin, uint8_t opendrain);

  204. int serial4_set_rts(uint8_t pin);

  205. int serial4_set_cts(uint8_t pin);

  206. void serial4_putchar(uint32_t c);

  207. void serial4_write(const void *buf, unsigned int count);

  208. void serial4_flush(void);

  209. int serial4_write_buffer_free(void);

  210. int serial4_available(void);

  211. int serial4_getchar(void);

  212. int serial4_peek(void);

  213. void serial4_clear(void);

  214. 

  215. void serial5_begin(uint32_t divisor);

  216. void serial5_format(uint32_t format);

  217. void serial5_end(void);

  218. void serial5_set_transmit_pin(uint8_t pin);

  219. void serial5_set_rx(uint8_t pin);

  220. void serial5_set_tx(uint8_t pin, uint8_t opendrain);

  221. int serial5_set_rts(uint8_t pin);

  222. int serial5_set_cts(uint8_t pin);

  223. void serial5_putchar(uint32_t c);

  224. void serial5_write(const void *buf, unsigned int count);

  225. void serial5_flush(void);

  226. int serial5_write_buffer_free(void);

  227. int serial5_available(void);

  228. int serial5_getchar(void);

  229. int serial5_peek(void);

  230. void serial5_clear(void);

  231. 

  232. void serial6_begin(uint32_t divisor);

  233. void serial6_format(uint32_t format);

  234. void serial6_end(void);

  235. void serial6_set_transmit_pin(uint8_t pin);

  236. void serial6_set_rx(uint8_t pin);

  237. void serial6_set_tx(uint8_t pin, uint8_t opendrain);

  238. int serial6_set_rts(uint8_t pin);

  239. int serial6_set_cts(uint8_t pin);

  240. void serial6_putchar(uint32_t c);

  241. void serial6_write(const void *buf, unsigned int count);

  242. void serial6_flush(void);

  243. int serial6_write_buffer_free(void);

  244. int serial6_available(void);

  245. int serial6_getchar(void);

  246. int serial6_peek(void);

  247. void serial6_clear(void);

  248. 

  249. #ifdef __cplusplus

  250. }

  251. #endif

  252. 

  253. 

  254. // C++ interface

  255. //

  256. #ifdef __cplusplus

  257. #include "Stream.h"

  258. class HardwareSerial : public Stream

  259. {

  260. public:

  261. 	constexpr HardwareSerial() {}

  262. 	virtual void begin(uint32_t baud) { serial_begin(BAUD2DIV(baud)); }

  263. 	virtual void begin(uint32_t baud, uint32_t format) {

  264. 					  serial_begin(BAUD2DIV(baud));

  265. 					  serial_format(format); }

  266. 	virtual void end(void)		{ serial_end(); }

  267. 	virtual void transmitterEnable(uint8_t pin) { serial_set_transmit_pin(pin); }

  268. 	virtual void setRX(uint8_t pin) { serial_set_rx(pin); }

  269. 	virtual void setTX(uint8_t pin, bool opendrain=false) { serial_set_tx(pin, opendrain); }

  270. 	virtual bool attachRts(uint8_t pin) { return serial_set_rts(pin); }

  271. 	virtual bool attachCts(uint8_t pin) { return serial_set_cts(pin); }

  272. 	virtual int available(void)     { return serial_available(); }

  273. 	virtual int peek(void)          { return serial_peek(); }

  274. 	virtual int read(void)          { return serial_getchar(); }

  275. 	virtual void flush(void)        { serial_flush(); }

  276. 	virtual void clear(void)	{ serial_clear(); }

  277. 	virtual int availableForWrite(void) { return serial_write_buffer_free(); }

  278. 	using Print::write;

  279. 	virtual size_t write(uint8_t c) { serial_putchar(c); return 1; }

  280. 	virtual size_t write(unsigned long n)   { return write((uint8_t)n); }

  281. 	virtual size_t write(long n)            { return write((uint8_t)n); }

  282. 	virtual size_t write(unsigned int n)    { return write((uint8_t)n); }

  283. 	virtual size_t write(int n)             { return write((uint8_t)n); }

  284. 	virtual size_t write(const uint8_t *buffer, size_t size)

  285. 					{ serial_write(buffer, size); return size; }

  286.         virtual size_t write(const char *str)	{ size_t len = strlen(str);

  287. 					  serial_write((const uint8_t *)str, len);

  288. 					  return len; }

  289. 	virtual size_t write9bit(uint32_t c)	{ serial_putchar(c); return 1; }

  290. 	operator bool()			{ return true; }

  291. };

  292. extern HardwareSerial Serial1;

  293. extern void serialEvent1(void);

  294. 

  295. class HardwareSerial2 : public HardwareSerial

  296. {

  297. public:

  298. 	constexpr HardwareSerial2() {}

  299. 	virtual void begin(uint32_t baud) { serial2_begin(BAUD2DIV(baud)); }

  300. 	virtual void begin(uint32_t baud, uint32_t format) {

  301. 					  serial2_begin(BAUD2DIV(baud));

  302. 					  serial2_format(format); }

  303. 	virtual void end(void)		{ serial2_end(); }

  304. 	virtual void transmitterEnable(uint8_t pin) { serial2_set_transmit_pin(pin); }

  305. 	virtual void setRX(uint8_t pin) { serial2_set_rx(pin); }

  306. 	virtual void setTX(uint8_t pin, bool opendrain=false) { serial2_set_tx(pin, opendrain); }

  307. 	virtual bool attachRts(uint8_t pin) { return serial2_set_rts(pin); }

  308. 	virtual bool attachCts(uint8_t pin) { return serial2_set_cts(pin); }

  309. 	virtual int available(void)     { return serial2_available(); }

  310. 	virtual int peek(void)          { return serial2_peek(); }

  311. 	virtual int read(void)          { return serial2_getchar(); }

  312. 	virtual void flush(void)        { serial2_flush(); }

  313. 	virtual void clear(void)	{ serial2_clear(); }

  314. 	virtual int availableForWrite(void) { return serial2_write_buffer_free(); }

  315. 	using Print::write;

  316. 	virtual size_t write(uint8_t c) { serial2_putchar(c); return 1; }

  317. 	virtual size_t write(unsigned long n)   { return write((uint8_t)n); }

  318. 	virtual size_t write(long n)            { return write((uint8_t)n); }

  319. 	virtual size_t write(unsigned int n)    { return write((uint8_t)n); }

  320. 	virtual size_t write(int n)             { return write((uint8_t)n); }

  321. 	virtual size_t write(const uint8_t *buffer, size_t size)

  322. 					{ serial2_write(buffer, size); return size; }

  323.         virtual size_t write(const char *str)	{ size_t len = strlen(str);

  324. 					  serial2_write((const uint8_t *)str, len);

  325. 					  return len; }

  326. 	virtual size_t write9bit(uint32_t c)	{ serial2_putchar(c); return 1; }

  327. 	operator bool()			{ return true; }

  328. };

  329. extern HardwareSerial2 Serial2;

  330. extern void serialEvent2(void);

  331. 

  332. class HardwareSerial3 : public HardwareSerial

  333. {

  334. public:

  335. 	constexpr HardwareSerial3() {}

  336. 	virtual void begin(uint32_t baud) { serial3_begin(BAUD2DIV(baud)); }

  337. 	virtual void begin(uint32_t baud, uint32_t format) {

  338. 					  serial3_begin(BAUD2DIV(baud));

  339. 					  serial3_format(format); }

  340. 	virtual void end(void)          { serial3_end(); }

  341. 	virtual void transmitterEnable(uint8_t pin) { serial3_set_transmit_pin(pin); }

  342. 	virtual void setRX(uint8_t pin) { serial3_set_rx(pin); }

  343. 	virtual void setTX(uint8_t pin, bool opendrain=false) { serial3_set_tx(pin, opendrain); }

  344. 	virtual bool attachRts(uint8_t pin) { return serial3_set_rts(pin); }

  345. 	virtual bool attachCts(uint8_t pin) { return serial3_set_cts(pin); }

  346. 	virtual int available(void)     { return serial3_available(); }

  347. 	virtual int peek(void)          { return serial3_peek(); }

  348. 	virtual int read(void)          { return serial3_getchar(); }

  349. 	virtual void flush(void)        { serial3_flush(); }

  350. 	virtual void clear(void)	{ serial3_clear(); }

  351. 	virtual int availableForWrite(void) { return serial3_write_buffer_free(); }

  352. 	using Print::write;

  353. 	virtual size_t write(uint8_t c) { serial3_putchar(c); return 1; }

  354. 	virtual size_t write(unsigned long n)   { return write((uint8_t)n); }

  355. 	virtual size_t write(long n)            { return write((uint8_t)n); }

  356. 	virtual size_t write(unsigned int n)    { return write((uint8_t)n); }

  357. 	virtual size_t write(int n)             { return write((uint8_t)n); }

  358. 	virtual size_t write(const uint8_t *buffer, size_t size)

  359. 					{ serial3_write(buffer, size); return size; }

  360.         virtual size_t write(const char *str)	{ size_t len = strlen(str);

  361. 					  serial3_write((const uint8_t *)str, len);

  362. 					  return len; }

  363. 	virtual size_t write9bit(uint32_t c)	{ serial3_putchar(c); return 1; }

  364. 	operator bool()			{ return true; }

  365. };

  366. extern HardwareSerial3 Serial3;

  367. extern void serialEvent3(void);

  368. 

  369. class HardwareSerial4 : public HardwareSerial

  370. {

  371. public:

  372. 	constexpr HardwareSerial4() {}

  373. 	virtual void begin(uint32_t baud) { serial4_begin(BAUD2DIV(baud)); }

  374. 	virtual void begin(uint32_t baud, uint32_t format) {

  375. 					  serial4_begin(BAUD2DIV(baud));

  376. 					  serial4_format(format); }

  377. 	virtual void end(void)          { serial4_end(); }

  378. 	virtual void transmitterEnable(uint8_t pin) { serial4_set_transmit_pin(pin); }

  379. 	virtual void setRX(uint8_t pin) { serial4_set_rx(pin); }

  380. 	virtual void setTX(uint8_t pin, bool opendrain=false) { serial4_set_tx(pin, opendrain); }

  381. 	virtual bool attachRts(uint8_t pin) { return serial4_set_rts(pin); }

  382. 	virtual bool attachCts(uint8_t pin) { return serial4_set_cts(pin); }

  383. 	virtual int available(void)     { return serial4_available(); }

  384. 	virtual int peek(void)          { return serial4_peek(); }

  385. 	virtual int read(void)          { return serial4_getchar(); }

  386. 	virtual void flush(void)        { serial4_flush(); }

  387. 	virtual void clear(void)	{ serial4_clear(); }

  388. 	virtual int availableForWrite(void) { return serial4_write_buffer_free(); }

  389. 	using Print::write;

  390. 	virtual size_t write(uint8_t c) { serial4_putchar(c); return 1; }

  391. 	virtual size_t write(unsigned long n)   { return write((uint8_t)n); }

  392. 	virtual size_t write(long n)            { return write((uint8_t)n); }

  393. 	virtual size_t write(unsigned int n)    { return write((uint8_t)n); }

  394. 	virtual size_t write(int n)             { return write((uint8_t)n); }

  395. 	virtual size_t write(const uint8_t *buffer, size_t size)

  396. 					{ serial4_write(buffer, size); return size; }

  397.         virtual size_t write(const char *str)	{ size_t len = strlen(str);

  398. 					  serial4_write((const uint8_t *)str, len);

  399. 					  return len; }

  400. 	virtual size_t write9bit(uint32_t c)	{ serial4_putchar(c); return 1; }

  401. 	operator bool()			{ return true; }

  402. };

  403. extern HardwareSerial4 Serial4;

  404. extern void serialEvent4(void);

  405. 

  406. class HardwareSerial5 : public HardwareSerial

  407. {

  408. public:

  409. 	constexpr HardwareSerial5() {}

  410. 	virtual void begin(uint32_t baud) { serial5_begin(BAUD2DIV(baud)); }

  411. 	virtual void begin(uint32_t baud, uint32_t format) {

  412. 					  serial5_begin(BAUD2DIV(baud));

  413. 					  serial5_format(format); }

  414. 	virtual void end(void)          { serial5_end(); }

  415. 	virtual void transmitterEnable(uint8_t pin) { serial5_set_transmit_pin(pin); }

  416. 	virtual void setRX(uint8_t pin) { serial5_set_rx(pin); }

  417. 	virtual void setTX(uint8_t pin, bool opendrain=false) { serial5_set_tx(pin, opendrain); }

  418. 	virtual bool attachRts(uint8_t pin) { return serial5_set_rts(pin); }

  419. 	virtual bool attachCts(uint8_t pin) { return serial5_set_cts(pin); }

  420. 	virtual int available(void)     { return serial5_available(); }

  421. 	virtual int peek(void)          { return serial5_peek(); }

  422. 	virtual int read(void)          { return serial5_getchar(); }

  423. 	virtual void flush(void)        { serial5_flush(); }

  424. 	virtual void clear(void)	{ serial5_clear(); }

  425. 	virtual int availableForWrite(void) { return serial5_write_buffer_free(); }

  426. 	using Print::write;

  427. 	virtual size_t write(uint8_t c) { serial5_putchar(c); return 1; }

  428. 	virtual size_t write(unsigned long n)   { return write((uint8_t)n); }

  429. 	virtual size_t write(long n)            { return write((uint8_t)n); }

  430. 	virtual size_t write(unsigned int n)    { return write((uint8_t)n); }

  431. 	virtual size_t write(int n)             { return write((uint8_t)n); }

  432. 	virtual size_t write(const uint8_t *buffer, size_t size)

  433. 					{ serial5_write(buffer, size); return size; }

  434.         virtual size_t write(const char *str)	{ size_t len = strlen(str);

  435. 					  serial5_write((const uint8_t *)str, len);

  436. 					  return len; }

  437. 	virtual size_t write9bit(uint32_t c)	{ serial5_putchar(c); return 1; }

  438. 	operator bool()			{ return true; }

  439. };

  440. extern HardwareSerial5 Serial5;

  441. extern void serialEvent5(void);

  442. 

  443. class HardwareSerial6 : public HardwareSerial

  444. {

  445. public:

  446. 	constexpr HardwareSerial6() {}

  447. #if defined(__MK66FX1M0__)	// For LPUART just pass baud straight in. 

  448. 	virtual void begin(uint32_t baud) { serial6_begin(baud); }

  449. 	virtual void begin(uint32_t baud, uint32_t format) {

  450. 					  serial6_begin(baud);

  451. 					  serial6_format(format); }

  452. #else

  453. 	virtual void begin(uint32_t baud) { serial6_begin(BAUD2DIV(baud)); }

  454. 	virtual void begin(uint32_t baud, uint32_t format) {

  455. 					  serial6_begin(BAUD2DIV(baud));

  456. 					  serial6_format(format); }

  457. #endif

  458. 	virtual void end(void)          { serial6_end(); }

  459. 	virtual void transmitterEnable(uint8_t pin) { serial6_set_transmit_pin(pin); }

  460. 	virtual void setRX(uint8_t pin) { serial6_set_rx(pin); }

  461. 	virtual void setTX(uint8_t pin, bool opendrain=false) { serial6_set_tx(pin, opendrain); }

  462. 	virtual bool attachRts(uint8_t pin) { return serial6_set_rts(pin); }

  463. 	virtual bool attachCts(uint8_t pin) { return serial6_set_cts(pin); }

  464. 	virtual int available(void)     { return serial6_available(); }

  465. 	virtual int peek(void)          { return serial6_peek(); }

  466. 	virtual int read(void)          { return serial6_getchar(); }

  467. 	virtual void flush(void)        { serial6_flush(); }

  468. 	virtual void clear(void)	{ serial6_clear(); }

  469. 	virtual int availableForWrite(void) { return serial6_write_buffer_free(); }

  470. 	using Print::write;

  471. 	virtual size_t write(uint8_t c) { serial6_putchar(c); return 1; }

  472. 	virtual size_t write(unsigned long n)   { return write((uint8_t)n); }

  473. 	virtual size_t write(long n)            { return write((uint8_t)n); }

  474. 	virtual size_t write(unsigned int n)    { return write((uint8_t)n); }

  475. 	virtual size_t write(int n)             { return write((uint8_t)n); }

  476. 	virtual size_t write(const uint8_t *buffer, size_t size)

  477. 					{ serial6_write(buffer, size); return size; }

  478.         virtual size_t write(const char *str)	{ size_t len = strlen(str);

  479. 					  serial6_write((const uint8_t *)str, len);

  480. 					  return len; }

  481. 	virtual size_t write9bit(uint32_t c)	{ serial6_putchar(c); return 1; }

  482. 	operator bool()			{ return true; }

  483. };

  484. extern HardwareSerial6 Serial6;

  485. extern void serialEvent6(void);

  486. 

  487. 

  488. 

  489. 

  490. #endif

  491. #endif