Strange linking Error and HEX File

Hi! My versions: IDE-Version: µVision V4.00a Toolchain: RealView MDK-ARM Version: 3.20 Middleware: RL-ARM Real-Time Library Version V3.21 Toolchain Path: BIN31\ C Compiler: Armcc.Exe...
Strange linking Error and HEX File

Hi! My versions: IDE-Version: µVision V4.00a Toolchain: RealView MDK-ARM Version: 3.20 Middleware: RL-ARM Real-Time Library Version V3.21 Toolchain Path: BIN31\ C Compiler: Armcc.Exe...
P89LPC932 and serial communication, strange phenomenon

Following set: Two identical PCBs (my hardware design using the LPC932), one with the "real" MCU, other with connector adaptor to EPM900 board. My software runs smooth on the emulator. I always send...
P89LPC932 and serial communication, strange phenomenon

Following set: Two identical PCBs (my hardware design using the LPC932), one with the "real" MCU, other with connector adaptor to EPM900 board. My software runs smooth on the emulator. I always send...
rs232 serial communication

Hello I need to communicate gsm module. as it use asci AT commands I ask if I can connect the modems serial port directly to the microcontroller such as 89s51/8051 or I need interface?