MC68HC05L28B MOTOROLA [Motorola, Inc], MC68HC05L28B Datasheet - Page 27

• Manufacturer Part Number: MC68HC05L28B
• Description: Flexible general-purpose microcomputer
• Manufacturer: MOTOROLA [Motorola, Inc]

MC68HC05L28
+5V
22pF
+5V
VDD
TCAP1
TCAP2
VREFH
VREFL
ADIN
L1
Figure 2-2 MC68HC705L28 EPROM programming circuit
10 M
4 MHz
L1 = VERIFY
L2 = PROGRAM
+5V
MODES OF OPERATION AND PIN DESCRIPTIONS
IRQ0/VPP
L2
RESET
VSS
PB7
PB5
PB2
PB3
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
VPP
22pF
+5V
+5V
+5V
S3
S2
S1
clear
clock
D0
D1
D2
D3
D4
D5
D6
D7
OE
VSS
+5V
CE
PGM
VCC
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
VPP
A11
A12
A13
+5V
RST
MC74HC393
VSS
Q12
Q13
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
Q9
Q10
Q11
S1
1
0
CLK
VDD
S2
0
0
Function
Program/verify
Verify only
+5V
MOTOROLA
TPG
2-5
2