This development tool is able to emulate all components belonging to the ST620X/1X/2X, ST625X/6X and to ST629X family.The dedication board is common for emulating the three families.Tthe choice of emulated ROM Device is made by properly setting the configurationon the dedication board, and connecting the appropriate PROBE on the appropriate connectors.1 DELIVERY CHECK 42 ST6 HDS2 NEW MAINFRAME EMULATOR . 52.1 MAIN BOARD . . 62.2 ST6 HDS2 MAIN BOARD . . 62.2.1 External output: OUT1 and OUT2 62.2.2 Data acquisition signals . 72.2.3 LEDs RUN, STOP, WAIT 72.3 INSTALLING THE PROBE: . 82.4 INSTALLING AN ST6 EMU2 DEVELOPMENT TOOL . . 82.5 INSTALLING A ST626X-DBE DEDICATION BOARD IN AN ST6 HDS2 82.6 COMPONENTS LAYOUT OF ST6 MAIN BOARD (MB097) 92.7 COMPONENTS LAYOUT OF ST6 MAIN BOARD (MB174) . . 103 ST6 MAINFRAME EMULATOR (FIRST GENERATION) 113.1 MOTHER BOARD (CLZ80) 113.2 REAL TIME BOARD (GPFM/3) 113.3 INTERFACE BOARD . . 123.4 ST626X-EMU DEVELOPMENT TOOL 123.5 INSTALLING ST626X-DBE DEDICATION BOARD 133.6 INSTALLING THE PROBE 134 DEDICATION BOARD (DBE) 144.1 VOLTAGE FUNCTIONING RANGE 144.2 JUMPER DEs criptION ON DEDICATION BOARD . 154.2.1 Choosing the emulated device: W7 154.2.2 Mask option on Port B: W3 and W4 for ST626X and ST629X . 164.2.3 Hardware WATCHDOG selection: W1 . 164.2.4 MIXT option: Wake UP by NMI in STOP mode . 164.2.5 Clock Source Selection: W2 174.2.6 Reset delay duration: W5 . . 174.3 EMULATED PERIPHERALS . . 184.3.1 Oscillator 184.3.2 Mapping 184.3.3 Timer A, Timer 2, Watchdog 184.3.4 Analog to Digital Converter . 184.3.5 Serial Peripheral Interface (SPI) 184.3.6 Port A . . 194.3.7 Port B . . 194.3.8 Port C . . 204.3.9 Low Voltage Inhibit, Pin VCC (LVI) . 204.3.10 NMI/CKOUT 205 TROUBLESHOOTING . . 215.1 - AT POWER UP . . 215.2 DURING EMULATION . 215.3 DISCREPANCIES BETWEEN EMULATOR AND ROM OR EPROM DEVICE 215.4 AVOID THE MOST FREQUENT PROBLEMS WHEN PROGRAMMING ST6 MICROS! . 225.4.1 Execution of Interrupt . . 225.4.2 Execution of WAIT and STOP instructions . 226 ANNEX . . 236.1 COMPONENTS LAYOUT . 236.2 ST626X-DBE SCHEMATICS . . 246.3 PROBE . 36