MDT13P02_11 Datasheet, PDF (8/23 Pages) Micon Design Technology Corporation – 8-bit data bus

(15) EP1TXC: R27
USB Endpoint 1 transmit configuration
MDT13P02
Bit Symbol
Function
0 COUNT0 The number of data bytes to be transmitted during an IN packet
1 COUNT1 The number of data bytes to be transmitted during an IN packet
2 COUNT2 The number of data bytes to be transmitted during an IN packet
3 COUNT3 The number of data bytes to be transmitted during an IN packet
4
EP1EN Enable Endpoint 1
5
STALL Stall bit, Bit 5 is cleared when a SETUP packet is received
6 DATA 1/0 Bit 6 must be set to 0 or 1 to select the DATA packet toggle state
7
INEN This bit is cleared when a ACK packet is received
(16) USBDA: R28
USB device address
Bit Symbol
Function
6~0 ADR6~0 This is a USB device address register
7
--
Read as “0”
(17) USBSCR: R29
USB status and control
Bit Symbol
Function
0 BUSACT BUSACT is set by SIE if any USB activity signal is detected. The user
porgram should check and clear this bit periodically to detect any loss of
bus activity. Writing a “0” to this bit clear it. Writing a “1” to this bit not set it.
1
Force K 0: Not forcing
1: Force K (D+ HIGH, D - Low)
2
Force J 0: Not forcing
1: Force J (D+ Low, D - High)
3 STAOUTS 0: Disable control read transfer
1: Enable control read transfer
4 ENOUTS 0: Disable control writer transfer
1: Enable control writer transfer
7~5
--
Read as “0”
This specification are subject to be changed without notice. Any latest information
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P. 9
2011/9 Ver. 1.1