Philips BDP2105, Service Manual

Page: 57 / 71

Pin Symbol Type Description
AC1
ʳ NFD7
I/O
Multiple function
(1) NAND Flash Data input/output bit7
(2) GPIO
AD3
ʳ NFRBN
I/O
Multiple function
(1) NAND Flash ready/busy
(2) GPIO
AE3 ʳ
NFRBN2
I/O
Multiple function
(1) NAND Flash 2
nd
ready/busy
(2) 2nd RS232 RX
(3) External Interrupt 1
(4) 3th RS232 RX
(5) Slave I2C data
(6) PWM control signal output
(7) GPO
AE4
ʳ NFREN
I/O
Multiple function
(1) NAND Flash read enable
(2) GPO
AD6
ʳ NFWEN
I/O
Multiple function
(1) NAND Flash write enable
(2) GPO
Dram Channel A
AA25
ʳ
RA0
O
Memory address bit 0
U21
ʳ
RA1
O
Memory address bit 1
AB25
ʳ
RA2
O
Memory address bit 2
AA23 ʳ
RA3
O
Memory address bit 3
W21 ʳ
RA4
O
Memory address bit 4
AA24
ʳ
RA5
O
Memory address bit 5
W22
ʳ
RA6
O
Memory address bit 6
AB24 ʳ
RA7
O
Memory address bit 7
W20 ʳ
RA8
O
Memory address bit 8
AC24
ʳ
RA9
O
Memory address bit 9
AD23
ʳ
RA10
O
Memory address bit 10
V22
ʳ
RA11
O
Memory address bit 11
AA20 ʳ
RA12
O
Memory address bit 12
AD25 ʳ
RA13
O
Memory address bit 13
Y24
ʳ
RBA0
O
Memory bank address bit 0
9-13