SMS-SUBMIT binary 8bit

15010A91561904472800F4A718496E6920636F6E746F6820666C61736820534D53206C686F

TP-DCS

F0   GSM 7 bit Class 0 (Flash message)

F4   8 bit data  Class 0 (Flash message)

-1st byte: 0×15 or in binary 00010101

--TP-MTI (bit 0&1) = 01 means this PDU SMS type is SMS-SUBMIT

--TP-RD (bit 2) = 1 means reject duplicate if there’s a same SMS with same TP-MR

--TP-VPF (bit 4&3) = 10 means this SMS contain validity period info with relative format

--TP-SRR (bit 5) = 0 means we don’t ask for delivery report

--TP-UDHI (bit 6) = 0 means no user data header information (UDHI)

--TP-RP (bit 7) = 0 means reply path unused

-2nd byte: TP-MR = 0×01, means message reference number is 0×01

-3rd byte: TP-DA length = 0x0A, this is length of destination address.I want to send to my own number which is 6591407482 -> see there’re 10 digits, to TP-DA should be 0x0A or 10 in decimal

-4th byte: TON/NPI info = 0×91 or in binary format 10010001

--TON (bit 6,5,4) = 001 -> means International Number

--NPI (bit 3,2,1,0) = 0001 -> means ISDN telephone number

-5th byte .. 9th byte: 5619044728 -> this is the destination number 6591407482 but written in BCD semioctet format

-10th byte: TP-PID = 0×00 -> means use default protocol identifier

-11th byte: TP-DCS = 0xF4 or in binary format 11110100

--Bit 3,2 = 01, means TP-UD (user data) is encoded using 8 bit format

--Bit 0,1 = 00, means class 0 {this will make this sms become flash sms}

-12th byte: TP-VP = 0xA7 means this SMS is valid only for 24 hours

-13th byte: TP-UDL = 0×18 means the user data/message part length is 24 character

-the rest byte: 

-496E6920636F6E746F6820666C61736820534D53206C686F + Thi is hex representation of string “Ini contoh flash SMS lho”