MC68HC05SR3 Datasheet, PDF (74/96 Pages) Freescale Semiconductor, Inc – High-density Complementary Metal Oxide Semiconductor (HCMOS) Microcontroller Units

10
OUT ^4MHz
Crystal OSC
+5V
4K7
RESET
+
+5V
1µF
10K
+5V
330 ^D1
330 ^D2
330 ^D3
330 ^D4
MC68HC05SR3
OSC1
OSC2
RESET
PB0
PB4
PB1
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PD0/AN0
PD1/AN1
PD2/AN2
PD3/AN3
PD4/VRL
PD5/VRH
PD6/IRQ2
PD7
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
IRQ
TIMER
PB5
PB2
PB6
VPP
PB3
VDD
PB7
VSS
VPP
0.1µF
+5V
+
47µF
Figure 10-1 MC68HC05SR3 Self-Check Circuit
Freescale
10-2
OPERATING MODES
TPG
MC68HC05SR3