S3C880A Datasheet, PDF (260/366 Pages) Samsung semiconductor – 8-BIT CMOS 8-BIT 8-BIT MICROCONTROLLERS

BASIC TIMER and TIMER 0
S3C880A/F880A
VDD
RESET
Internal
Reset
Release
Oscillation Stabilization Time
Normal Operating mode
0.8 VDD
Reset Release Voltage
trst _~ RC
0.8 VDD
Oscillator
(XOUT )
Oscillator Stabilization Time
BTCNT
clock
BTCNT
value
10000B
00000B
tWAIT = (4096x16)/f OSC
Basic timer increment and
CPU operations are IDLE mode
NOTE:
Duration of the oscillator stabilization wait time, tWAIT, when it is released by a
Power-on-reset is 4096 x 16/fOSC.
tRST _~RC (R is external resistor and C is on chip capacitor)
Figure 10-2. Oscillation Stabilization Time on nRESET
10-4