COP8AME9_14 Datasheet, PDF (19/102 Pages) Texas Instruments – COP8AME9 8-Bit CMOS Flash Microcontroller with 8k Memory, Dual Op Amps, Virtual EEPROM, Temperature Sensor, 10-Bit A/D and Brownout Reset

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COP8AME9, COP8ANE9
SNOS930F – MARCH 2001 – REVISED MARCH 2013
Figure 8. Reset Logic
The following occurs upon initialization:
Port B: TRI-STATE (High Impedance Input)
Port G: TRI-STATE (High Impedance Input). Exceptions: If Watchdog is enabled, then G1 is Watchdog output.
G0 and G2 have their weak pull-up enabled during RESET.
Port L: TRI-STATE (High Impedance Input)
PC: CLEARED to 0000
PSW, CNTRL and ICNTRL registers: CLEARED
SIOR:
UNAFFECTED after RESET with power already applied
RANDOM after RESET at power-on
T2CNTRL: CLEARED
T3CNTRL: CLEARED
HSTCR: CLEARED
ITMR: Cleared except Bit 6 (HSON) = 1
Accumulator, Timer 1, Timer 2 and Timer 3:
RANDOM after RESET
WKEN, WKEDG: CLEARED
WKPND: RANDOM
SP (Stack Pointer):
Initialized to RAM address 06F Hex
B and X Pointers:
UNAFFECTED after RESET with power already applied
RANDOM after RESET at power-on
S Register: CLEARED
RAM:
UNAFFECTED after RESET with power already applied
RANDOM after RESET at power-on
USART:
PSR, ENU, ENUR, ENUI: Cleared, except the TBMT bit
which is set to one.
ANALOG TO DIGITAL CONVERTER:
ENAD: CLEARED
ADRSTH: RANDOM
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