semihost server example program
Dependencies: SWD mbed USBLocalFileSystem BaseDAP USBDAP
LPCXpresso LPC11U68 | LPCXpresso LPC1549 | FRDM-KL46Z | EA LPC4088 QSB app-board | LPC1768 app-board | LPC810 | LPC1114FN28 | |
---|---|---|---|---|---|---|---|
server | server | server | server | server | client | client | |
SWDIO | D12 | D12 | D12 | p25 | p21 | p4(P0_2) | p12 |
SWCLK | D10 | D10 | D10 | p26 | p22 | p3(P0_3) | p3 |
nRESET *option | D6 | D6 | D6 | p34 | p30 | p1(P0_5) | p23 |
GND | GND | GND | GND | p1 | p1 | p7 | p22 |
3.3V | P3V3 | P3V3 | P3V3 | p44 | p40 | p6 | p21 |
flash write | SW2(P0_1) | SW3(P1_9) | SW1 | p14 joystick center | p14 joystick center |
client example:
Import programlpc810-semihost_helloworld
semihost client example program
Diff: Semihost.cpp
- Revision:
- 9:7e71c20c96e4
- Parent:
- 4:5e4107edcbdb
- Child:
- 17:4e1205ce031f
--- a/Semihost.cpp Tue Feb 18 09:32:40 2014 +0000 +++ b/Semihost.cpp Thu Feb 20 09:43:03 2014 +0000 @@ -1,10 +1,11 @@ -// Semihost.cpp 2013/9/10 +// Semihost.cpp 2014/2/20 #include "Semihost.h" #include "mydebug.h" -Semihost::Semihost(Target2* target, Serial* usbpc) : _target(target),_pc(usbpc) +Semihost::Semihost(Target2* target, Serial* usbpc, USBStorage2* usb) : _target(target),_pc(usbpc),_usb(usb) { _dirpath = "/local"; + _writec_buf = -1; } void Semihost::mount(const char* dirpath) @@ -89,8 +90,21 @@ int Semihost::sys_writec(uint32_t arg) // 0x03 { - uint8_t c = rd<uint8_t>(arg); - return _pc->putc(c); + int c = rd<uint8_t>(arg); + _usb->putc(c); + return c; +} + +int Semihost::readable() +{ + return (_writec_buf == (-1)) ? 0 : 1; +} + +int Semihost::getc() +{ + int c = _writec_buf; + _writec_buf = -1; + return c; } int Semihost::sys_write0(uint32_t arg) // 0x04 @@ -139,7 +153,7 @@ int Semihost::sys_readc(uint32_t arg) // 0x07 { - return _pc->getc() & 0xff; + return _usb->getc() & 0xff; } int Semihost::sys_istty(uint32_t arg) // 0x09