HMS87C13042A Datasheet, PDF (74/88 Pages) Hynix Semiconductor – 8-BIT SINGLE-CHIP MICROCONTROLLERS

HMS87C130XA/120XA/110XA
A_D4
A_D5
A_D6
A_D7
V_DD
CTL0
CTL1
CTL2
1
24
A_D3
2
23
A_D2
3
22
A_D1
4
21
A_D0
5
20
6
19
7
18
V_SS
8
17
VPP
9
16 ^NC
10
15
EPROM Enable
11
14
12
13
Figure 20-2 Pin Assignment ( HMS1304/2A )
Pin No.
User Mode
Pin Name
Pin Name
EPROM MODE
Description
1
2
3
4
5
6
7
8
9~14
15
16
17
18
19,20
21
22
23
24
RA4 (AN4)
RA5 (AN5)
RA6 (AN6)
RA7 (AN7)
V_DD
RD0
RD1
RBB0/AN0/AVref
RB1~4, RD2~3
X_IN
X_OUT
RESET
V_SS
RC0, 1
RA0 (EC0)
RA1 (AN1)
RA2 (AN2)
RA3 (AN3)
A_D4
A12
A4
D4
A_D5
A_D6
Address Input
Data Input/Output
A13
A5
D5
A14
A6
D6
A_D7
A15
A7
D7
V_DD
CTL0
CTL1
CTL2
Connect to V_DD (6.0V)
Read/Write Control
Address/Data Control
V_DD
Connect to V_DD (6.0V)
EPROM Enable High Active, Latch Address in falling edge
NC
No connection
V_PP
Programming Power (0V, 12.75V)
V_SS
Connect to V_SS (0V)
V_DD
Connect to V_DD (6.0V)
A_D0
A8
A0
D0
A_D1
A_D2
Address Input
Data Input/Output
A9
A1
D1
A10
A2
D2
A_D3
A11
A3
D3
Table 20-1 Pin Description in EPROM Mode ( HMS1304/2A )
Apr. 2001 ver1.0
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