HMS81008E Hynix Semiconductor, HMS81008E Datasheet - Page 57

• Manufacturer Part Number: HMS81008E
• Description: HYNIX SEMICONDUCTOR 8-BIT SINGLE-CHIP MICROCONTROLLERS
• Manufacturer: Hynix Semiconductor

HMS81004E/08E/16E/24E/32E
Standby release level control register (SRLC) can select
the key scan input level “L” or “H” for standby release by
each bit pin (R0, R1). Standby release level control register
54
SRLC1
SRLC0
SMRR0
SMRR1
R 0 0
R 0 1
R 02
R 03
R 04
R 05
R 06
R 07
R 1 0
R 1 1
R 12
R 13
R 14
R 15
R 16
R 17
KLR07
K LR 17
K LR1*
1: High
0: Low
KLR0*
1: High
0: Low
1: Select
0: No S elect
1: Select
0: No S elect
KR 07
KR 17
KR 0*
KR 1*
W
W
7
7
W
W
7
7
SMRR0
SMRR1
R1 PORT LOGIC
K LR 16 K LR15 KLR14 K LR13 K LR 12 KLR 11 KLR10
R0 PORT LOGIC
K LR06 KLR05 KLR 04 KLR03 K LR02 K LR01 K LR 00
KR 06
KR 16
W
W
6
W
W
6
6
6
Figure 14-9 Block Diagram of Key Scan Block
KR 05
KR 15
W
W
5
W
W
5
5
5
K R04 KR03 KR 02
K R14 KR13 KR 12
W
W
4
W
W
4
4
4
SRLC0
SRLC1
BTCL
BTCL
BTCL
BTCL
W
W
W
W
3
3
3
3
W
W
2
2
W
W
2
2
K R01
K R11
W
W
1
W
W
1
1
1
(SRLC) is write-only register and initialized as “00h” in re-
set state.
K R00
K R10
W
W
W
W
0
0
0
0
ADDRESS: 0F7
INITIAL VALUE: 00
ADDRESS: 0F6
INITIAL VALUE: 00
ADDRESS: 0DC
INITIAL VALUE: 00
ADDRESS: 0DD
INITIAL VALUE: 00
H
H
H
H
H
H
H
H
Internal
Key Scan
Input
JUNE 2001 Ver 1.00