em78p809n ELAN Microelectronics Corp, em78p809n Datasheet - Page 33

• Manufacturer Part Number: em78p809n
• Description: 8-bit Microcontroller
• Manufacturer: ELAN Microelectronics Corp

Product Specification (V1.0) 07.26.2005
(This specification is subject to change without further notice)
4.5 AD Converter
*→ Don’t care
** → Interrupt request flag will be recorded
Registers for AD Converter Circuit
* R_BANK : Register Bank (bits 7, 6 of R3), R/W: Read / Write
* SPR : Special Purpose Registers
R_BANK Address NAME
1. Individual interrupt source
2. WDT interrupt request
3. /INT0
4. Execute ENI instruction
/SLEEP pin
/RESET pin
WDT time out
BANK 1
BANK 1
BANK 1
BANK 1
BANK 0
SPR
SPR
in IMR1, IMR2
Wake-up Signal
0X0B
0X0C
0X0D
0X08
0x0E
0x0C
0x0E
ADOSCR CALI
ADCR
ADDH
ADDL
ISFR1
ADIC
IMR1
ADREF ADRUN ADCK1 ADCK0
EXIE5
ADE7
ADD9
ADD1
EXIF5
Bit 7
R/W
R/W
R/W
R/W
R/W
No effect
1. Wake-up
2. Jump to the next
Reset
Reset
R
R
R5 (SIS) = 1+SLEP
instruction or
enter SLEEP
mode
SLEEP Mode
Instruction
TCIF2
TCIE2
ADE6
ADD8
ADD0
SIGN
Bit 6
R/W
R/W
R/W
R/W
R/W
R
R
(**)
VOF[2] VOF[1] VOF[0]
ADE5
ADD7
Bit 5
ADIF
ADIE
R/W
R/W
R/W
R/W
R/W
R
--
0
1. Wake-up
2. Jump to an Interrupt
No effect
Reset
Reset
ADE4
ADD6
TC2M
Bit 4
R/W
R/W
R/W
R/W
R5 (SIS)= 0 + SLEP
R
vector after RETI
instruction, then jump
to the next instruction
or enter IDLE mode
0
0
0
0
IDLE Mode
Instruction
EXIF3
EXIE3
ADE3
ADD5
TC2S
Bit 3
ADP
R/W
R/W
R/W
R/W
R/W
R/W
R
8-Bit Microcontroller
TC2CK
ADIS2
TCIE4
ADE2
ADD4
TCIF4
Bit 2
R/W
R/W
R/W
R/W
R/W
R
--
2
0
EM78P809N
TC2CK
ADIS1
ADE1
ADD3
Bit 1
SPIF
SPIE
Interrupt
No effect
Reset
Reset
R/W
R/W
R/W
R/W
R/W
R5 (SIS)=(*)
R
--
1
0
NORMAL
Mode
TC2CK
ADIS0
TCIE3
ADE0
ADD2
TCIF3
Bit 0
R/W
R/W
R/W
R/W
R/W
R
--
0
0
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