NEC mPD780852 Series Preliminary User's Manual page 273

Note 1
Program counter (PC)
Stack pointer (SP)
Program status word (PSW)
RAM
Port (Output latch)
Port mode registers (PM0 to PM6, PM8, PM9)
Pull-up resistor option register (PU0)
Processor clock control register (PCC)
Memory size switching register (IMS)
Internal expansion RAM size switching register (IXS)
Oscillation stabilization time select register (OSTS)
Oscillator mode register (OSCM)
16-bit timer 0 TM0
Notes 1. During reset input or oscillation stabilization time wait, only the PC contents among the hardware status
become undefined. All other hardware statuses remain unchanged after reset.
2. The post-reset status is held in the standby mode.
3. For µ PD780851(A), 780852(A) only.
CHAPTER 21 RESET FUNCTION
Table 21-1. Hardware Status after Reset (1/2)
Hardware
Data memory
General register
Note 3
Timer register (TM0)
Capture registers (CR00 to CR02)
Prescaler mode register (PRM0)
Mode control register (TMC0)
Capture pulse control register 0 (CRC0)
Preliminary User's Manual U14581EJ3V0UM00
Status after Reset
Contents of reset vector table
(0000H, 0001H) are set.
Undefined
02H
Note 2
Undefined
Note 2
Undefined
00H
FFH
00H
04H
CFH
0CH
04H
00H
00H
00H
00H
00H
00H
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