Motorola MC68HC05T16 Technical Data Manual page 20

1
SELF-CHECK/ BOOTSTRAP ROM - 496 BYTES
15
0
15
IRQ
RESET
EXTAL
OSC
XTAL
VDD
POWER
VSS
VCO
OSD
RP
HFLBK
R
G
B
FBKG
VFLBK
MOTOROLA
1-2
USER ROM/ EPROM - 23.5K BYTES
RAM - 320 BYTES
7
M68HC05
CPU
7
INDEX REGISTER
12 5
0 0 0 0 0 0 0 1 1
STACK POINTER
4
PROGRAM COUNTER
7
1 1 1 H I N Z C
CONDITION CODE REGISTER
COP
SYSTEM
÷ 2
OSD
CHAR.
ROM
PLL
Figure 1-1 MC68HC05T16/ MC68HC705T16 Block Diagram
GENERAL DESCRIPTION
0
ACCUMULATOR
0
0
0
0
MULTI
FUNCTION
TIMER
OSD
CHAR.
RAM
OSD
16-BIT
TCAP
TIMER
8
PA0 - PA7
8
PB0* - PB7*
4
PC0 - PC3
4
PC4* - PC7*
PE0/PWM0*
PE1/PWM1*
PE2/PWM2*
PE3/PWM3*
PE4/PWM4*
7-BIT
PWM
PE5/PWM5*
PE6/PWM6*
PE7/PWM7*
ADCIN0
5-BIT
PF0/PWM8*
A/D
PF1/PWM9*
PF2/I
PF3/HTONE
MBUS
PF4/ADCIN1
PF5/SDA
PAC
PF6/SCL
PF7/PACIN
*12V open-drain
MC68HC05T16
TPG