sh6616 SinoWealth Micro-Electronics Corp. Ltd, sh6616 Datasheet - Page 4

• Manufacturer Part Number: sh6616
• Description: 16k 4-bit Microcontroller
• Manufacturer: SinoWealth Micro-Electronics Corp. Ltd

2.3. System Registers
The configuration of system registers is as follows:
Address
$0A
$0B
$0C
$0D
$0E
$1A
$1B
$1C
$1D
$1E
$00
$01
$02
$03
$04
$05
$06
$07
$08
$09
$0F
$10
$11
$12
$13
$14
$15
$16
$17
$18
$19
$1F
COMSE
IRQBT
BTH.3
TBR.3
DPL.3
BTL.3
C2.11
VOL1
BNK3
INX.3
Bit 3
IEBT
TH.3
PA.3
PB.3
C1.3
C2.3
C2.7
TL.3
C1M
C2M
HVL
-
-
-
-
-
-
-
-
-
-
-
DPM.2
DPH.2
C2.10.
IRQT0
TM0.2
BTM.2
BTH.2
TBR.2
DPL.2
C2.14
BTL.2
VOL0
BNK2
INX.2
Bit 2
PA.2
PB.2
IET0
TH.2
C1.2
C1.6
C2.2
C2.6
VDE
TL.2
-
-
-
-
-
-
-
-
CH2EN
DPM.1
BTM.1
DPH.1
TM0.1
BTH.1
TBR.1
DPL.1
LCDI1
C2.13
BTL.1
BNK1
INX.1
Bit 1
TH.1
PA.1
PB.1
C1.1
C1.5
C2.1
C2.5
C2.9
P1.1
P2.1
TL.1
OP1
-
-
-
-
-
-
-
CH1EN
DPM.0
BTM.0
DPH.0
LCDI0
TM0.0
BTH.0
TBR.0
DPL.0
BTL.0
C2.12
BNK0
IRQP
INX.0
PA.0
PB.0
Bit 0
TH.0
C1.0
C1.4
C2.0
C2.4
C2.8
P1.0
P2.0
TL.0
OP0
LCD
OFF
IEP
-
-
-
-
Reset
00
00
00
00
00
0F
01
00
00
00
00
00
00
00
00
00
00
00
00
-
-
-
-
-
-
-
-
-
-
4
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
W
W
W
W
W
W
W
W
W
W
R
-
-
-
-
PORTA
PORTB
PSG Channel 2
PSG Channel 2
PSG Channel 2 high digit
PSG 1 Prescaler
PSG 2 Prescaler
Interrupt enable flags
Interrupt request flags
Timer0 mode register (TM0)
HVL: Switch Base Timer into heavy load mode
Base timer mode register (BTM)
Timer0 load/counter register low digit
Timer0 load/counter register high digit
Base timer load/counter register low digit
Base timer load/counter register high digit
-
-
Bonding option
Reserved
Table branch register (TBR)
Pseudo Index register (INX)
Data Pointer for INX low nibble
Data Pointer for INX middle nibble
Data Pointer for INX high nibble
PSG Channel 1 low digit
PSG Channel 1 high digit
PSG Channel 2 low digit
Bit 0: PSG Channel 1 enable
Bit 1: PSG Channel 2 enable
Bit 2, Bit 3: Volume Control (Initially 0, no sound)
Bit 0: LCD Power Control.
Reserved for ICE
LCD Mode Control:
Bit 0: LCD bias current control bit 0
Bit 1: LCD bias current control bit 1
Bit 2: Voltage Pump enable (Initially 0, disable VDE)
Bit 3: 0 set 8 COM (Initially 0), 1 set 16 COM
Bank Register for ROM (BNK)
0 set LCD on, 1 set LCD off.
Remarks
SH6616