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comparison usb.h @ 35:fed32b382de2

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Tidy up, hide details behind macros to make it more obvious what we talk to do do things. Convert constants to my preferred format.
author darius
date Tue, 23 Oct 2007 10:54:01 +0930
parents 4e417d84365e
children
comparison
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34:2b8278ec5adb 35:fed32b382de2
95 uint8_t bLength; 95 uint8_t bLength;
96 uint8_t bDescriptorType; 96 uint8_t bDescriptorType;
97 uint16_t wLANGID0; 97 uint16_t wLANGID0;
98 } __attribute__ ((packed)) LANGID_DESCRIPTOR; 98 } __attribute__ ((packed)) LANGID_DESCRIPTOR;
99 99
100 #define D12_SET_ADDRESS_ENABLE 0xD0 100 #define D12_SET_ADDRESS_ENABLE 0xd0
101 #define D12_SET_ENDPOINT_ENABLE 0xD8 101 #define D12_SET_ENDPOINT_ENABLE 0xd8
102 #define D12_SET_MODE 0xF3 102 #define D12_SET_MODE 0xf3
103 #define D12_SET_DMA 0xFB 103 #define D12_SET_DMA 0xfb
104 #define D12_READ_INTERRUPT_REGISTER 0xF4 104 #define D12_READ_INTERRUPT_REGISTER 0xf4
105 #define D12_READ_BUFFER 0xF0 105 #define D12_READ_BUFFER 0xf0
106 #define D12_WRITE_BUFFER 0xF0 106 #define D12_WRITE_BUFFER 0xf0
107 #define D12_ACK_SETUP 0xF1 107 #define D12_ACK_SETUP 0xf2
108 #define D12_CLEAR_BUFFER 0xF2 108 #define D12_CLEAR_BUFFER 0xf2
109 #define D12_VALIDATE_BUFFER 0xFA 109 #define D12_VALIDATE_BUFFER 0xfa
110 #define D12_READ_LAST_TRANSACTION 0x40 110 #define D12_READ_LAST_TRANSACTION 0x40
111 #define D12_SET_ENDPOINT_STATUS 0x40 111 #define D12_SET_ENDPOINT_STATUS 0x40
112 #define D12_READ_ENDPOINT_STATUS 0x80 112 #define D12_READ_ENDPOINT_STATUS 0x80
113 #define D12_READ_CHIP_ID 0xfd
113 114
114 #define D12_ENDPOINT_EP0_OUT 0x00 115 #define D12_ENDPOINT_EP0_OUT 0x00
115 #define D12_ENDPOINT_EP0_IN 0x01 116 #define D12_ENDPOINT_EP0_IN 0x01
116 #define D12_ENDPOINT_EP1_OUT 0x02 117 #define D12_ENDPOINT_EP1_OUT 0x02
117 #define D12_ENDPOINT_EP1_IN 0x03 118 #define D12_ENDPOINT_EP1_IN 0x03
187 void d12_send_data_ep0(void); 188 void d12_send_data_ep0(void);
188 void d12_receive_data_ep1(void); 189 void d12_receive_data_ep1(void);
189 void d12_send_data_ep2(void); 190 void d12_send_data_ep2(void);
190 void d12_receive_data_ep2(void); 191 void d12_receive_data_ep2(void);
191 192
192 static void reset(void); 193 void reset(void);
193 194
194 void usb_init(void); 195 void usb_init(void);
195 void usb_intr(void); 196 void usb_intr(void);
196 void usb_gendata(void); 197 void usb_gendata(void);
198
199 /*
200 * The PDIUSBD12 is wired up like so
201 *
202 * PDI AVR
203 * ======================
204 * D7:0 <=> PA7:0
205 * RD_N <= PB0
206 * INT_N => PB1
207 * WR_N <= PB2
208 * A0 <= PB3 (0 = data, 1 = cmd)
209 * SUSPEND <=> PB4
210 */
211
212 #define PDIPORT PORTA
213 #define PDIDDR PORTA
214 #define PDICTL PORTB
215 #define PDIRD PB0
216 #define PDIINT PB1
217 #define PDIWR PB2
218 #define PDIA0 PB3
219 #define PDISUSP PB4
220