Revision: 1656
Author: robhamerling
Date: Sun Feb 7 05:54:33 2010
Log: Added 2 samples of serial communications with 16F1937
- one with serial_hardware library, internal oscillator (at 8 MHz) with
PLL: 32 MHz
- one with serial_hw_in_cts library and HS oscillator (16 MHz)
http://code.google.com/p/jallib/source/detail?r=1656
Added:
/trunk/sample/16f1937_serial_hardware.jal
/trunk/sample/16f1937_serial_hw_int_cts.jal
Modified:
/trunk/CHANGELOG
/trunk/TORELEASE
=======================================
--- /dev/null
+++ /trunk/sample/16f1937_serial_hardware.jal Sun Feb 7 05:54:33 2010
@@ -0,0 +1,60 @@
+-- ------------------------------------------------------
+-- Title: Sample echo program for serial_hardware.jal for 16F1937
+--
+-- Author: Rob Hamerling, Copyright (c) 2008..2010, all rights reserved.
+--
+-- Adapted-by:
+--
+-- Compiler: 2.4n
+--
+-- This file is part of jallib (http://jallib.googlecode.com)
+-- Released under the BSD license
(http://www.opensource.org/licenses/bsd-license.php)
+--
+-- Description:
+-- Sample use of serial_hw_int_cts library for PIC16F1937
+-- Echoes all data received from the serial interface.
+-- Input flow control by CTS signalling makes sure buffer will not be
overflowed
+-- (provided the sender has CTS output flow control enabled!)
+--
+-- Sources:
+--
+-- Notes: Uses internal oscillator at 8 MHz with PLL enabled (32 MHz)
+--
+-- ------------------------------------------------------
+
+include 16f1937
+
+pragma target clock 32_000_000 -- osc frequency
+pragma target OSC INTOSC_NOCLKOUT -- internal oscillator
+pragma target WDT disabled -- no watchdog
+pragma target PWRTE enabled -- powerup delay
+pragma target LVP disabled -- no low voltage programming
+pragma target DEBUG disabled -- no debug
+pragma target PLLEN P4 -- enable PLL
+
+OSCCON_IRCF = 14 -- set 8 MHz (with PLL -> 32
MHz)
+
+enable_digital_io()
+
+-- setup the serial interface
+const serial_hw_baudrate = 115200 -- line speed
+alias serial_ctsinv is pin_C5 -- incoming data flow control
+pin_C5_direction = OUTPUT
+var bit serial_overflow_discard = false -- no transmit buffer overflow
+include serial_hw_int_cts -- the library
+serial_hw_init() -- init the serial interface
+
+include print -- formatting routines
+
+var byte str1[] = " PIC "
+print_string(serial_hw_data, str1) -- sent 'PIC'
+print_string(serial_hw_data, PICTYPE) -- sent PIC type after reset
+serial_hw_data = " " -- space
+
+var byte char
+forever loop
+ if (serial_hw_read(char) == true) then -- char received
+ serial_hw_write(char) -- echo incoming char
+ end if
+end loop
+
=======================================
--- /dev/null
+++ /trunk/sample/16f1937_serial_hw_int_cts.jal Sun Feb 7 05:54:33 2010
@@ -0,0 +1,58 @@
+-- ------------------------------------------------------
+-- Title: Sample echo program for serial_hw_int_cts.jal for 16F1937
+--
+-- Author: Rob Hamerling, Copyright (c) 2008..2010, all rights reserved.
+--
+-- Adapted-by:
+--
+-- Compiler: 2.4n
+--
+-- This file is part of jallib (http://jallib.googlecode.com)
+-- Released under the BSD license
(http://www.opensource.org/licenses/bsd-license.php)
+--
+-- Description:
+-- Sample use of serial_hw_int_cts library for PIC16F1937
+-- Echoes all data received from the serial interface.
+-- Input flow control by CTS signalling makes sure buffer will not be
overflowed
+-- (provided the sender has CTS output flow control enabled!)
+--
+-- Sources:
+--
+-- Notes: Uses resonator of crystal at 16 MHz (with PLL disabled)
+--
+-- ------------------------------------------------------
+
+include 16f1937
+
+pragma target clock 16_000_000 -- osc frequency
+pragma target OSC hs -- 16 MHz resonator
+pragma target WDT disabled -- no watchdog
+pragma target PWRTE enabled -- powerup delay
+pragma target LVP disabled -- no low voltage programming
+pragma target DEBUG disabled -- no debug
+pragma target PLLEN P1 -- disable PLL
+
+enable_digital_io()
+
+-- setup the serial interface
+const serial_hw_baudrate = 115200 -- line speed
+alias serial_ctsinv is pin_C5 -- incoming data flow control
+pin_C5_direction = OUTPUT
+var bit serial_overflow_discard = false -- no transmit buffer overflow
+include serial_hw_int_cts -- the library
+serial_hw_init() -- init the serial interface
+
+include print -- formatting routines
+
+var byte str1[] = " PIC "
+print_string(serial_hw_data, str1) -- sent 'PIC'
+print_string(serial_hw_data, PICTYPE) -- sent PIC type after reset
+serial_hw_data = " " -- space
+
+var byte char
+forever loop
+ if (serial_hw_read(char) == true) then -- char received
+ serial_hw_write(char) -- echo incoming char
+ end if
+end loop
+
=======================================
--- /trunk/CHANGELOG Sun Feb 7 01:06:46 2010
+++ /trunk/CHANGELOG Sun Feb 7 05:54:33 2010
@@ -21,6 +21,7 @@
samples:
- added sample for writing and verifying 1024 bytes of eeprom with 18f6722
- Added blink-a-led samples for 16 extended midrange PICS
(18/19[L]F18/19xx)
+ - Added 2 samples of serial comms with 16F1937 (different libraries and
oscillators)
compiler:
-
=======================================
--- /trunk/TORELEASE Sun Feb 7 01:06:46 2010
+++ /trunk/TORELEASE Sun Feb 7 05:54:33 2010
@@ -352,6 +352,8 @@
sample/16f1934_blink.jal
sample/16f1936_blink.jal
sample/16f1937_blink.jal
+sample/16f1937_serial_hardware.jal
+sample/16f1937_serial_hw_int_cts.jal
sample/16f1938_blink.jal
sample/16f1939_blink.jal
sample/16f505_blink.jal
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