Code to load a LPC1114 over tx/rx. I have only tested with a 1114 chip but it should work with other LPC uControllers
Dependencies: DirectoryList MODSERIAL mbed
Fork of ika_shouyu_poppoyaki by
target_handling.cpp@42:2b40666d8177, 2014-10-18 (annotated)
- Committer:
- k4zuki
- Date:
- Sat Oct 18 07:36:54 2014 +0000
- Revision:
- 42:2b40666d8177
- Parent:
- 39:f68f9fa1e88e
- Child:
- 52:afd15e54142f
LPC82x series supported (only 824 is tested)
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
okano | 23:017f306cf3ca | 1 | #include "mbed.h" |
okano | 23:017f306cf3ca | 2 | #include "target_handling.h" |
okano | 23:017f306cf3ca | 3 | #include "target_table.h" |
okano | 23:017f306cf3ca | 4 | #include "command_interface.h" |
okano | 23:017f306cf3ca | 5 | #include "serial_utilities.h" |
okano | 39:f68f9fa1e88e | 6 | #include "_user_settings.h" |
okano | 39:f68f9fa1e88e | 7 | |
okano | 23:017f306cf3ca | 8 | |
okano | 23:017f306cf3ca | 9 | DigitalOut reset_pin( p26 ); |
okano | 23:017f306cf3ca | 10 | DigitalOut isp_pin( p25 ); |
okano | 23:017f306cf3ca | 11 | |
okano | 39:f68f9fa1e88e | 12 | |
okano | 23:017f306cf3ca | 13 | target_param *open_target( int baud_date ) |
okano | 23:017f306cf3ca | 14 | { |
okano | 23:017f306cf3ca | 15 | target_param *tpp; |
okano | 23:017f306cf3ca | 16 | char str_buf0[ STR_BUFF_SIZE ]; |
okano | 23:017f306cf3ca | 17 | char str_buf1[ STR_BUFF_SIZE ]; |
okano | 28:689c3880e0e4 | 18 | int retry_count = 3; |
okano | 23:017f306cf3ca | 19 | |
okano | 23:017f306cf3ca | 20 | set_target_baud_rate( baud_date ); |
okano | 28:689c3880e0e4 | 21 | |
okano | 28:689c3880e0e4 | 22 | while ( retry_count-- ) { |
okano | 28:689c3880e0e4 | 23 | reset_target( ENTER_TO_ISP_MODE ); |
okano | 28:689c3880e0e4 | 24 | |
okano | 35:0b434ef4af49 | 25 | if ( !try_and_check( "?", "Synchronized" ) ) |
okano | 28:689c3880e0e4 | 26 | break; |
okano | 28:689c3880e0e4 | 27 | } |
okano | 28:689c3880e0e4 | 28 | |
okano | 28:689c3880e0e4 | 29 | if ( !retry_count ) |
okano | 28:689c3880e0e4 | 30 | return ( NULL ); |
okano | 28:689c3880e0e4 | 31 | |
okano | 35:0b434ef4af49 | 32 | try_and_check2( "Synchronized\r\n", "OK" ); |
okano | 35:0b434ef4af49 | 33 | try_and_check2( "12000\r\n", "OK" ); |
okano | 35:0b434ef4af49 | 34 | try_and_check2( "U 23130\r\n", "0" ); |
okano | 35:0b434ef4af49 | 35 | try_and_check2( "A 0\r\n", "0" ); |
okano | 28:689c3880e0e4 | 36 | |
okano | 35:0b434ef4af49 | 37 | try_and_check( "K\r\n", "0" ); |
okano | 23:017f306cf3ca | 38 | get_string( str_buf0 ); |
okano | 23:017f306cf3ca | 39 | get_string( str_buf1 ); |
okano | 28:689c3880e0e4 | 40 | |
okano | 39:f68f9fa1e88e | 41 | #ifndef SUPPRESS_COMMAND_RESULT_MESSAGE |
okano | 23:017f306cf3ca | 42 | printf( " result of \"K\" = %s %s\r\n", str_buf0, str_buf1 ); |
okano | 39:f68f9fa1e88e | 43 | #endif |
okano | 28:689c3880e0e4 | 44 | |
okano | 35:0b434ef4af49 | 45 | try_and_check( "J\r\n", "0" ); |
okano | 23:017f306cf3ca | 46 | get_string( str_buf0 ); |
okano | 28:689c3880e0e4 | 47 | |
okano | 39:f68f9fa1e88e | 48 | #ifndef SUPPRESS_COMMAND_RESULT_MESSAGE |
okano | 23:017f306cf3ca | 49 | printf( " result of \"J\" = %s\r\n", str_buf0 ); |
okano | 39:f68f9fa1e88e | 50 | #endif |
okano | 28:689c3880e0e4 | 51 | |
okano | 23:017f306cf3ca | 52 | tpp = find_target_param( str_buf0 ); |
okano | 28:689c3880e0e4 | 53 | |
okano | 23:017f306cf3ca | 54 | return ( tpp ); |
okano | 23:017f306cf3ca | 55 | } |
okano | 23:017f306cf3ca | 56 | |
okano | 23:017f306cf3ca | 57 | |
okano | 23:017f306cf3ca | 58 | void reset_target( int isp_pin_state ) |
okano | 23:017f306cf3ca | 59 | { |
okano | 23:017f306cf3ca | 60 | reset_pin = 1; |
okano | 23:017f306cf3ca | 61 | isp_pin = isp_pin_state; |
okano | 23:017f306cf3ca | 62 | wait_ms( 100 ); |
okano | 28:689c3880e0e4 | 63 | |
okano | 23:017f306cf3ca | 64 | reset_pin = 0; |
okano | 23:017f306cf3ca | 65 | wait_ms( 100 ); |
okano | 28:689c3880e0e4 | 66 | |
okano | 23:017f306cf3ca | 67 | reset_pin = 1; |
okano | 23:017f306cf3ca | 68 | wait_ms( 100 ); |
okano | 23:017f306cf3ca | 69 | } |
okano | 26:a63e73885b21 | 70 |